Beko E1 Chassis Tv Sm

Service Manual E1 CHASSIS

CONTENTS o o o o o o o o o o o o

PAGE

Safety Instructions Technical Specifications Remote Control Preperations Operating Your TV Block Diagram IC Specs Pin Voltages of IC’s OSCILLOSGRAPHS OF SOME IC PINS Electrical Adjustments Channel Frequency Tables Spare Part List

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2 3 4 5 6 10 11 18 19 22 25 27

1. SAFETY INSTRUCTIONS GENERAL GUIDELINES 1. It is advised to insert an isolation transformer in the AC supply before servicing a hot chassis.

. the receiver, such as screw heads, aerials, connectors, control shafts etc. When the exposed metallic part a return path to the chassis the reading should be between 4Mohm and the 20Mohm. When the exposed metal does not have a return path to the chassis, the reading must be infinite.

2. Potentials as high as 33KV are present when this receiver is in operation. Operation of the receiver without the rear cover involves the danger of a shock hazard from the receiver power supply. Servicing should not be attempted by any one who is not competent with the precautions necessary when working on the high voltage equipment. Always discharge the anode of the tube.

LEAKAGE CURRENT HOT CHECK 1. Plug the AC cord directly in to the AC outlet. Do not use an isolation transformer for this check. 2. Connect a 2Kohm 10W resistor in series with an exposed metallic part on the receiver and an earth, such as a water pipe. 3. Use an AC voltmeter with high impedance to measure the potential across the resistor. 4. Check each exposed metallic part and check the voltage at the each point. 5. Reverse the AC plug at the outlet and repeat each of the above measurements. 6. The potential at the any point should not exceed 1.4 Vrms. In case a measurement is outside the limits specified, there is the possibility of a shock hazard, and the receiver should be repaired and rechecked before it is returned to the customer.

3. When servicing observe the original lead dress in the high voltage circuits. If a short circuit is found, replace all the parts which have been overheated or damaged by the short circuit. 4. Always use the manufacturer’s replacement safety components. The critical safety on the components marked with schematics diagrams should not be replaced by other substitutes. Other substitute may create the electrical shock, fire or other hazards. Take attention to replace the spacers with the originals. Furthermore where a short circuit has occurred, replace those components that indicate evidence of overheating.

HOT CHECK CIRCUIT AC-Voltmeter TO INSTRUMENTS

5. After servicing, see that all the protective devices such as insulation barriers, insulation papers, shields and isolation R-C combinations are correctly installed.

EXPOSED

Water pipe (earth)

METALLIC PARTS

2 K Ohm

6. When the receiver is not being used for a long time of period of time, unplug the power cord from the AC outlet.

Figure 1

7. After servicing make the following leakage current checks to prevent the customer from being exposed to shock hazard. LEAKAGE CURRENT COLD CHECK 1. Unplug the AC cord and connect a jumper between the two prongs of the plug.

X-RAY RADIATION WARNING The primary source of X-ray radiation in this receiver is the picture tube. The chassis is specially constructed to limit X-ray radiation. For continued Xray radiation protection, replace the tube with the same type of the original one.

2. Turn the receiver’s power switch on.

CAUTION AFTER REMOVAL OF THE ANODE CAP, DISCHARGE THE ANODE OF THE PICTURE TUBE AND THE ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR THE CARBON PAINTED ON THE CRT WITH A HIGH VOLTAGE PROBE

3. Measure the resistance value with an ohmmeter, between the jumpered AC plug and each exposed metallic cabinet part on

2

AND MULTIMETER (SELECT VDC) AND THEN SHORT 2. TECHNICAL SPECIFICATIONS

CIRCUIT DIRECTLY TO DISCHARGE COMPLETELY .

Power source:

220-240V AC, 50-60Hz

Power consumption (nom.) :

40 W 50 W

Standby power consumption :

4W

Aerial impedance :

75Ohm, coaxial type

Receiving system 1:

PAL BG PAL SECAM BG PAL SECAM BG DK PAL I

Receiving channels:

VHF BAND I VHF BAND III CABLE TV UHF BAND

Audio outputs :

2.0W RMS at %10 THD 2.5W RMS at %10 THD

High Voltage :

23 ± 0.5 KV 25 ± 0.5 KV

Focus voltage :

%25.6 ± %38 of EHT

Grid 2 voltage :

0-1400 V

Heater voltage :

6.2 ± 0.2 Vrms

Video/Audio Terminals :

AV1 IN

14” 20”, 21”

CH2-4 CH5-12 S1-41 CH21-69 14” 20”, 21” 14” 20”, 21”

AV1OUT AV2 IN (RCA, optional) Operating temperature :

0-45 Degrees

Safety :

IEC 65 /BS P2N

X-Ray radiation :

ACC. IEC 65/BS P2N

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Video : 1 Vpp,75 Ohm Audio : 0.5 Vrms, >10 Kohm RGB Video : 1 Vpp, 75 Ohm Audio : 0.5 Vrms, <1 Kohm Video : 1 Vpp, 75 Ohm Audio : 0.5 Vrms, >10 Kohm

: TV set is produced to receive “one” of these colour and sound systems.

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3. REMOTE CONTROL

. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16.

MUTE button Ten key program button Two digit program button (-/--) MENU button Program up button Volume decrease button Return to selected programme button (SWAP) Information button (i) STAND-BY button AV-TV selection button OK button Volume increase button Program down button 16:9 picture format button Sleep timer button Normalization button For Teletext Function (Opt.)

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.

Yellow fastext button Blue fastext button Teletext/TV select button Enlarge button UPDATE button MIX button Green fastext button Red fastext button STOP button SUB-PAGE button REVEAL button

Special features • • • • • • •

• • • •

•

Automatic Programming 100 Programme Memory Available for Cable Channels (A decoder may be required) Manual Fine Tuning Skipping back to the last channel you have started to zapp via only one button(SWAP). 16:9 picture format Scart Socket: Video cassette recorder, satellite receiver, video disc player, DVD, TV games or a home computer can be connected to this AV socket with an appropriate connecting cable. Normalization system to recall the setting in memory after the colour, contrast, brightness setting have been changed. Automatic Volume Limiting. Infrared Remote Control. Your TV will automatically switch off if it’s been programmed from 15 to 120 minutes.

• • • • • • • • • • • • •

Automatically switch to Stand by five minutes after a channel ceases to transmit. Multi language menu system Naming the channels (Automatic with ATS). NTSC playback. S-VHS via Scart. ATS: Automatic Tuning System with country selection (*). Audio/Video RCA sockets (*). Headphone socket (*). Teletext reception (*). Zapping (*). I.P.S.: Intelligent Programme Switch: You can set your TV to skip to a specific Channel at a specific time. It works also as an alarm function (*). Childlock (*). Please Note: Zapping, I.P.S., Childlock are optional if ATS exists.

(*): These features are not available in all models.

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4. PREPARATIONS

.

MAIN SUPPLY CONNECTIONS Connect the TV mains plug into your domestic mains socket outlet (230 V 50Hz AC). Press the Program up, Program down button or Numeric Buttons on the remote handset to switch the TV on.

AERIAL CONNECTION Using a 75Ω aerial lead connect your TV to the aerial outlet in your home.

BATTERY FITTING Insert the 2 AAA Batteries supplied into the compartment on the rear of the remote control, ensure you follow the polarity diagram inside the compartment. 4 4

PIN CONNECTIONS FOR SCART SOCKET 1- Audio output Right

11- RGB input, Green 2- Audio input Right 123- Audio output Left(Mono)13- Red ground 4- Audio ground 14- Ground 5- Blue ground 15- RGB input, Red 6- Audio input Left(Mono) 16- Blanking Signal 7- RGB input, Blue 17- Video output ground 8- Switching voltage 18- Video input ground 9- Green ground 19- Video output 1020- Video input 21- Screening CONNECTING TV WITH VIDEO AND SATELLITE/DIGITALRECEIVER

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.

5. OPERATING YOUR TV

A. ZAPP FUNCTİON (OPTİONAL)

D. TUNING THE TELEVISION

Select the programme you would like to recall by pressing SWAP button. Selected programme number will appear on the upper left side of the screen. Watching any programme, you can recall the selected one by pressing SWAP button again. If you press SWAP button again, you can recall the last programme you watched. You can cancel ZAPP function by pressing INFO button.

There are two ways of tuning your television: • Manual, where you control the tuning process or Autoprogram where the television does it all automatically. • The TV sets equipped with ATS (Automatic Tuning System) sorts the channels regarding the broadcasting system of your country (optionally). Please Note If the TV is set to a channel with no signal the TV will return to standby after 5 minutes. The time remaining is displayed on the screen. Manual Tuning Tuning the TV is accessed through the SETUP menu.

B. SWAP FUNCTION

To access the SETUP menu: Press the MENU button twice. SETUP Menu will appear.

Allows you to swap between the program you are watching and the last selected program. i.e. If you were watching Program 1 and change to Program 11, press the SWAP button to go back to Program 1. Press it again to return to Program 11. Note: If Zapping function is available SWAP function will not work.

a) If you don’t know the channel number (Tuning with SEARCH function). Enter the SETUP menu by pressing MENU button twice.

C. INFO By pressing the “WHITE (i)” button the programme number and programme name (if it is exist) will appear on the screen. This will disappear automatically after a few seconds.

In the SETUP Menu select PROGRAM NO and change to P1 using the Program down button to select it and the Volume up or Volume down button to change it.

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Enter the desired program number by using the Ten key program buttons Use the Volume up/down buttons to select the program number.

Starting with Program P1, tune in the first channel as follows: Use the Program up button to select SEARCH.Press the Volume up or Volume down button to start the tuning search. The search arrow will appear. When the search finds a strong searching. The picture will appear, channel signal it will stop.

Use the Program down button to select STORE. Press the OK button and STORED will appear on the STORE line. The channel will be stored with the program number you desired.

Identify which channel you are watching (BBC 1, ITV 1 etc.) and decide which program number you want it to be.

You have now stored the first channel. Use the Program up button to select again CHANNEL and continue the tuning procedure until you have tuned in all the programmes you want or the television can receive.

Use the Program down button to select PROGRAM NO. Use the Volume up/down buttons to select the program number. Use the Program down button to select STORE. Press the OK button and STORED will appear on the STORE line.

To exit the SETUP menu press the TXT button. Please note The system will displayed automatically on SYSTEM row i.e.BG, L, I, DK depending the receiving broadcasting system of the country. In some countries the broadcasting system can be both in BG/DK or BG/LL´.Only the TV sets produced with Pal Secam BG/DK or Pal Secam BG/LL´ systems can receive both BG/DK or BG/LL´ broadcasts. Please note If you do not press any buttons for 15 seconds the TV will exit the menu system.

You have now stored the first channel. Use the Program up button to select again SEARCH and continue the tuning procedure until you have tuned in all the programmes you want or the television can receive. b) If you know the channel number. (Tuning with channel numbers) Press the OK button to select “S” for cable channels and “C” for terrestrial broadcast.

Automatic Tuning (Autoprogram) Enter the SETUP menu as before.

Use Volume up/down button to select the channel number or enter the channel number using the Numeric buttons. Use the Program down button to select PROGRAM NO.

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Use the Program down button to select AUTOPROGRAM and press the OK button.

• Picture Menu To reach the picture menu press one time to MENU button. BRIGHTNESS CONTRAST COLOUR SHARPNESS

Please Note: a) On the TV sets equipped with ATS a COUNTRY SELECTION menu will appear.

To change, for example, the colour, select it using Program down buttons.

Select the desired country using Program and Volume buttons. Press the OK button to select the country and press the OK button again the Automatic Tuning System regarding the broadcasting system in the desired country.

Use the Volume up and Volume down buttons to change the setting. To save your settings, select STORE and press the OK button. STORED will be displayed.

b) On the TV sets without ATS pressing the OK button starts AUTOPROGRAM. When you are sure the aerial is connected properly press the OK button and to confirm it press OK button again.

Note: If you play NTSC formatted tape from the scart, the TINT menu will appear to adjust the TINT level.

To cancel Autoprogram whilst it is working press the Menu button. As Autoprogram stores a channel it will appear briefly on the screen.

• Set up Menu Set up menu is explained above, under “Tuning the Television” topic

Your TV is now tuned and ready to use

• Features Menu

E. TV SET UP

To reach the feature menu press three times to MENU button.

The TV set up is accessed through a menu system. Once you have stored your set up, this is the set up the TV will default to when you switch it on. Please note If you do not press any buttons for 18-19 seconds the TV will exit the menu system.

a) Sleep Timer The sleep timer automatically switches the set to stand-by after the preset time has elapsed.

There are three menus; • Picture Menu • Setup Menu • Features Menu

You can select the time from 15 to 120 minutes with 15 minutes steps. There are two ways to set the sleep timer; 8

1- Select the SLEEP TIMER in the FEATURES menu. Select the desired time by using Volume down or Volume up buttons. 2- You can also use the YELLOW ( ) button on your remote control to select this function. You can increase the switch off time interval by pressing this button repeatedly.

d) Language There are many languages available for the On Screen Displays (OSD). In the features menu select Language by program down button.

Notes: The last 60 seconds of the desired switch off time by counting from 59 down. When this time interval has elapsed the set will switch to STAND-BY. To view the remaining sleep time, press YELLOW ( ) button. To cancel the sleep time select OFF in SLEEP TIMER.

Press the OK button to select the language list. Press the Program up/down or Volume up/down buttons to page through all the languages and OK to select.

b) On Timer You can select the on time between 30 minutes to 12 hours by pressing numeric buttons or AV button. If TV is at Stand-by position, you can switch it on at desired time and programme by activating the ON TIMER feature. To cancel the on time select off in ON TIMER. c) AVL TV transmitters have different sound levels. AVL (automatic volume limiting) maintains the same sound level as you switch from program to program. From the features menu you can select AVL button by pressing Program down button. To supply this press Volume up or down button and select ON for AVL.

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IF1 IF1

TDA 16846

IC 601

220V AC in

SCL SDA

115 V

33 V 12.5 V 3.3 V

POWER SUPPLY

AGC

IC 104 TDA 9830 AM DEMOD.

EEPROM IC 103 24CO8AN 10SI-2.7

AM OUT

51/52/53

28

VERTICAL DEFL. IC 501 TDA 8357

34

33

TDA 9345 Tvsignal processor- 8 23 24Teletextdecoder 46 3 with embedded47 2 Controller 48 27 IC 101

6/7

5

B

G

R

AOUT

8

T701, T702, T703 CRT MODULE T704, T705, T706

H-SYNC

H-OUT HORIZONTAL DEFLECTION 2SD2599

AV SEL/C-VBS/AUD

POWER AMP. IC 301 TDA 2822

MUTE 10

AOUT 44

TUNER

IR RECEIVER

VDR A

KEYBOARD

VDR B

10 VGUARD

SCART

R B

G

EHT

45 V

12 V

FBT TR 501

107 V

8V

SCART/FRONT AV SWITCH IC 201 HEF 4053

5V

V

A

6. BLOCK DIAGRAM OF E1 CHASSIS

.

.

7. IC DATASHEETS&SPECS

TDA 9345 GENERAL DESCRIPTION The various versions of the TDA9345 and TDA9345 PS-N3 combine the functions of a video processor together with a µ-Controller, a Teletext decoder and US Closed Caption decoder. The Teletext decoder has an internal RAM memory for 1 page(TDA 9345) or 10 page(TDA 9346) text. The ICs are intended to be used in economy television receivers with picture tubes up to 100°. The ICs have supply voltages of 8 V and 3.3 V and they are mounted in an SDIP-64 envelope. The features are given in the following feature list. FEATURES • RGB control circuit with ‘Continuous Cathode a) TV processor Calibration’, white point and black level off-set adjustment so that the colour temperature of the • Multi-standard vision IF circuit with alignmentdark and the light parts of the screen can be free PLL demodulator chosen independently. • Internal (switchable) time-constant for the IFAGC circuit • OSD/Text gain reduction control • Horizontal synchronization with two control • The mono intercarrier sound circuit has a loops and alignment-free horizontal oscillator selective FM-PLL demodulator which can be switched to the different FM sound frequencies • Vertical count-down circuit (4.5/5.5/6.0/6.5 MHz). The quality of this system • Vertical driver optimized for DC-coupled is such that the external band-pass filters can vertical output stages be omitted. • Low-power start-up of the horizontal drive • Source selection between the ‘internal’ CVBS circuit and an external CVBS or Y/C signal • Macrovision keying possibility for horizontal • Integrated chrominance trap circuit synchronisation. • Integrated luminance delay line with adjustable delay time b) µ-Controller • Picture improvement features with peaking • 80C51 µ-controller core standard instruction (with switchable centre frequency, depeaking, set and timing variable positive/negative overshoot ratio and • 1 µs machine cycle video dependent coring) and blue- and black • 32 - 64Kx8-bit(TDA9345) or 64-128Kx8stretching. All features are available for CVBS, bit(TDA9346) late programmed ROM Y/C and YPBPR signals. • 3Kx8(TDA9345) or 12Kx8(TDA9346)-bit • Integrated chroma band-pass filter with Auxiliary RAM (shared with Display) switchable centre frequency • Interrupt controller for individual • Only one reference (12 MHz) crystal required enable/disable with two level priority for the µ-Controller, and the colour decoder • Two 16-bit Timer/Counter registers • Multi-standard colour decoder with automatic • One 16-bit Timer with 8-bit Pre-scaler search system • WatchDog timer • Internal base-band delay line • Auxiliary RAM page pointer) • Indication of the Signal-to-Noise ratio of the • 16-bit Data pointer incoming CVBS signal • Stand-by, Idle and Power Down modes • A linear RGB/YUV/YPBPR input with fast • 14 bits PWM for Voltage Synthesis Tuning blanking for external RGB/YUV sources. The • 8-bit A/D converter synchronisation circuit can be connected to the • 4 pins which can be programmed as general incoming Y signal. The OSD signals are I/O pin, ADC input or PWM (6-bit) output internally supplied from the µ-Controller decoder.

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c) Data Capture • Automatic selection between 625 WST/VPS on line 16 of VBI • Real-time capture and decoding for WST Teletext in Hardware, to enable optimized µprocessor throughput • Automatic detection of FASTEXT transmission • Real-time packet 26 engine in Hardware for processing accented, G2 and G3 characters • Signal quality detector for video and WST/VPS data types • Comprehensive teletext language coverage • Full Field and Vertical Blanking Interval (VBI) data capture of WST data • Data Capture for US Closed Caption • Data Capture for 525/625 line WST, VPS (PDC system A) and Wide Screen Signalling (WSS) bit decoding • Automatic selection between 525 WST/625 WST • In the 10 page versions inventory of transmitted Teletext pages stored in the Transmitted Page Table (TPT) and Subtitle Page Table (SPT) • Text memory for 1 or 10 pages

• Cursor • Special Graphics Characters with two planes, allowing four colours per character • 32 software redefinable On-Screen display characters • 4 WST Character sets (G0/G2) in single device (e.g. Latin, Cyrillic, Greek, Arabic) • G1 Mosaic graphics, Limited G3 Line drawing characters • WST Character sets and Closed Caption Character set in single device

d) Display • Teletext and Enhanced OSD modes • Features of level 1.5 WST and US Close Caption • Serial and Parallel Display Attributes • Single/Double/Quadruple Width and Height for characters • Scrolling of display region • Variable flash rate controlled by software • Enhanced display features including overlining, underlining and italics • Soft colours using CLUT with 4096 colour palette • Globally selectable scan lines per row (9/10/13/16) and character matrix [12x10, 12x13, 12x16 (VxH)] • Fringing (Shadow) selectable from N-S-E-W direction • Fringe colour selectable • Meshing of defined area • Contrast reduction of defined area

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13

TDA 8357J GENERAL DESCRIPTION The TDA8357J is a power circuit for use in 90° and 110° colour deflection systems for 25 to 200 Hz field frequencies, and for 4 : 3 and 16 : 9 picture tubes. The IC contains a vertical deflection output circuit, operating as a high efficiency class G system. The full bridge output circuit allows DC coupling of the deflection coil in combination with single positive supply voltages. The IC is constructed in a Low Voltage DMOS (LVDMOS) process that combines bipolar, CMOS and DMOS devices. DMOS transistors are used in the output stage because of absence of second breakdown. FEATURES • Few external components required • High efficiency fully DC coupled vertical bridge outputcircuit • Vertical flyback switch with short rise and fall times • Built-in guard circuit • Thermal protection circuit • Improved EMC performance due to differential inputs SYMBOL PARAMETERS Supplies Vp Supply voltage VFB flyback supply voltage Iq(P)(av) average quiescent supply current Iq(FB)(av) Iq(FB)(av) Ptot total power dissipation Inputs and outputs Vi(p-p) input voltage (peak-to-peak value) Io(p-p) output current (peak-to-peak value) Flyback switch Io(peak) maximum (peak) output current Thermal data; in accordance with IEC 60747-1 Tstg storage temperature Tj junction temperature

CONDITIONS

during scan during scan

t ≤ 1.5 ms

TDA 2822 DESCRIPTION The TDA2822 is a monolithic integrated circuit in 12+2+2 powerdip, intended for use as dual audio power amplifier in portable radios and TS sets.

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MIN.

TYP.

MAX

UNIT

7.5 2 x VP -

12 45 10 -

18 66 15 10 8

V V mA mA W

-

1000 -

1500 2.0

mV A

-

-

± 1.2

A

-55 -

-

+150 +150

ºC ºC

HEF 4053B DESCRIPTION The HEF4053B is a triple 2-channel analogue multiplexer/demulti plexer with a common enable input (E). Each multiplexer/demultiplexer has two independent inputs/outputs (Y0 and Y1), a common input/output (Z), and select inputs (Sn). Each also contains two-bidirectional analogue switches, each with one side connected to an independent input/output (Y0 and Y1) and the other side connected to a common input/output (Z). With E LOW, one of the two switches is selected (low impedance ON-state) by Sn. With E HIGH, all switches are in the high impedance OFF-state, independent of SA to SC. VDD and VSS are the supply voltage connections for the digital control inputs (SA to SC and E). The VDD to VSS range is 3 to 15 V. The analogue inputs/outputs (Y0, Y1 and Z) can swing between VDD as a positive limit and VEE as a negative limit. VDD−VEE may not exceed 15 V. For operation as a digital multiplexer/demultiplexer, VEE is connected to VSS (typically ground).

15

TDA 9830 TV sound AM-demodulator and audio source switch

SYMBOL IFIN n.c. CAGC CREF n.c. AMOUT AMIN AFOUT EXTIN SWITCH Vp2 MUTE GND Vp1 n.c. IFIN

PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

DESCRIPTION sound IF differential input signal not connected AGC capacitor REF voltage filtering capacitor not connected AM demodulator output input signal (from AM) to audio switch output signal from audio switch input signal (from external) to audio switch switch input select control supply voltage +12 V (alternative) mute control ground (0 V) supply voltage +5 to +8 V not connected sound IF differential input signal

16

8. PIN VOLTAGES OF IC’s

SYMBOL

IC101(TDA 9345) TV signal processor-Teletext decoder with embedded Controller DESCRIPTION V DC(*) PIN SYMBOL DESCRIPTION

1

P1.3/T1

port 1.3 or Counter/Timer 1 input

2,46(2,4)

33

HOUT

2

P1.6/SCL

port 1.6 or I2C-bus clock line

4,88(0)

34

FBISO

flyback input/sandcastle output

0,41(0)

3

P1.7/SDA

port 1.7 or I2C-bus data line

4,88(0)

35

AUDTEXT

external audio input

3,71(-0,06)

4

P2.0/TPMW

0,30(0)

36

EHTO

EHT/overvoltage protection input

1,72(0)

5

P3.0/ADC0/PWM0

0,15(3,22)

37

PLLIF

IF-PLL loop filter

2,45(0)

6

P3.1/ADC0/PWM1

2,48(0)

38

IFVO/SVO

IF video output / selected CVBS output

3,05(0)

7

P3.2/ADC0/PWM2

1,65(1,62)

39

VP1

main supply voltage TV processor

8,12(0)

8

P3.3/ADC0/PWM3

0(0)

40

CVBS1

internal CVBS input

3,79(0)

9

VSSC/P

0(0)

41

GND

ground for TV processor

0(0)

10

P0.5

0(2,72)

42

CVBS/Y

CVBS3/Y input

3,33(0)

11

P0.6

0(0)

43

C

chroma input

1,54(0)

12

VSSA

port 2.0 or Tuning PWM output port 3.0 or ADC0 input or PWM0 output port 3.1 or ADC1 input or PWM1 output port 3.2 or ADC2 input or PWM2 output port 3.3 or ADC3 input or PWM3 output digital ground for µ-Controller core and periphery port 0.5 (8 mA current sinking capability for direct drive of LEDs) port 0.6 (8 mA current sinking capability for direct drive of LEDs) digital ground of TV-processor

13

SECPLL

14

VP2

15

DECDIG

16 17 18

GND3

19

DECBG

20

AVL

21

PIN

horizontal output

V DC(*) 0,88(3,12)

0(0)

44

AUDOUT

audio output

3,27(0)

2,28(0)

45

INSSW2

2nd RGB / YPRPB insertion input

0,03(0)

8,15(0)

46

R2/PRIN

2nd R input / PR input

2,54(0)

5,01(0)

47

G2/YIN

2nd G input / Y input

2,54(0)

PH2LF

SECAM PLL decoupling 2nd supply voltage TV-processor (+8V) supply voltage decoupling of digital circuit of TV-processor phase-2 filter

2,56(0)

48

B2/PBIN

2nd B input / PB input

2,54(0)

PH1LF

phase-1 filter

3,92(0)

49

BCLIN

beam current limiter input

2,28(0,32)

ground 3 for TV-processor

0(0)

50

BLKIN

black current input / V-guard input

7,13(0)

bandgap decoupling

3,99(0)

51

RO

Red output

2,81(-0,03)

Automatic Volume Levelling

0,01(0,01)

52

GO

Green output

2,81(-0,03)

VDRB

vertical drive B output

0,94(0)

53

BO

2,79(-0,03)

22

VDRA

vertical drive A output

0,98(0)

54

VDDA

23

IFIN1

IF input 1

1,85(0)

55

VPE

Blue output analog supply of Teletext decoder and digital supply of TV-processor (3.3 V) OTP Programming Voltage

24

IFIN2

IF input 2

1,85(0)

56

VDDC

digital supply to core (3.3 V)

3,27(3,24)

25

IREF

reference current input

3,86(0)

57

OSCGND

oscillator ground supply

0,03(0)

26

VSC

vertical sawtooth capacitor

3,88(0)

58

XTALIN

crystal oscillator input

1,57(1,57)

27

AGCOUT

tuner AGC output

1,46(0)

59

XTALOUT

crystal oscillator output

1,66(1,62)

28

AUDEEM

Audio deemphasis

3,15(0)

60

RESET

reset

0(0)

29

DECSDEM

decoupling sound demodulator

2,21(0,28)

61

VDDP

digital supply to periphery (+3.3 V)

3,27(3,18)

30

GND2

ground 2 for TV processor

0(0)

62

P1.0/INT1

port 1.0 or external interrupt 1 input

3,58(3,48)

31

SNDPLL

narrow band PLL

2,21(0)

63

P1.1/T0

port 1.1 or Counter/Timer 0 input

3,29(3,24)

32

IC

internally connected

0,34(0)

64

P1.2/INT0

port 1.2 or external interrupt 0 input

3,29(3,24)

3,24(3,24) 0(0)

(*) Stand-by values are given the parenthessis NOTE: The function of pin 15, 27, 33 and 48 is dependent on the mode of operation (mono intercarrier mode / QSS IF amplifier) and is controlled by some software control bits.3

SYMBOL

IC301(TDA 2822) TV signal processor-Teletext decoder with embedded Controller DESCRIPTION V DC(*) PIN SYMBOL DESCRIPTION

1

INPUT +(1)

1st Input(Positive)

0(0)

9

N.C.

No Connection

0(0)

2

N.C.

No Connection

0(0)

10

N.C.

No Connection

0(0)

3

INPUT-(1)

1st Input(Negative)

0,5(0,5)

11

OUTPUT(2)

2nd Output

5,79(6,49)

4

GND

Ground

0(0)

12

GND

Ground

0(0)

5

GND

Ground

0(0)

13

GND

Ground

0(0)

6

OUTPUT(1)

1st Output

5,79(6,38)

14

INPUT-(2)

2nd Input(Negative)

0,5(0,5)

7

N.C.

No Connection

0(0)

15

N.C.

No Connection

0(0)

8

+VS

Vcc; 12,5 V in this concept

12,41(13,83)

16

INPUT+(2)

2nd Input(Positive)

0(0)

PIN

17

V DC(*)

9. OSCILLOSGRAPHS OF SOME IC PINS

.

Note : A pattern Generator is connected to the TV (Colour Bar, sound 1 kHZ) 9.1

TDA 9345-IC 101

Pin 21 VDRB Vertical Drive Output B, 15625 kHz

Pin 22 VDRA Vertical Drive Output A, 15625 kHz

Pin 33 HOUT Horizontal Output, 15625 kHz

Pin 34 FBISO Flyback Input/Sandcastle Output, 15625 kHz

18

Pin 39 VP1 main supply voltage TV processor, 15625 kHz

Pin 44 AUDOUT Audio Output, 15625 kHz

Pin 51 Ro Red Output, 15625 kHz

Pin 40 CVBS1 internal CVBS input, 15625 kHz

Pin 50 BLKIN Black current input / V-guard input,15625 kHz

Pin 52 Go Green Output, 15625 kHz

19

Pin 53 Bo Blue Output, 15625 kHz Pin 58 XTALIN crystal oscillator input, 15625 kHz

Pin 59 XTALOUT crystal oscillator Output, 15625 kHz

9.2

TDA 2822-IC 301

Pin 1 Input 1(+), 15625 kHz

Pin 6 Output 1, 15625 kHz

20

10. ELECTRICAL ADJUSTMENTS 1.1 Supply Voltage Adjustment

.

Connect a digital voltmeter to the cathode of diode D609 at the AV mode of the TV and set the screen voltage to the minimum with the screen potentiometer. Adjust the main supply voltage (B+) with P601 potentiometer to the following value (after supply adjustment, readjust Screen and focus voltage). 14” : 105 VDC (for A34EAC01X06) 20” : 112 VDC (for A48EAK02X101) 21” : 110 VDC (for A51EFS13X191)

2. SERVICE ADJUSTMENTS To enter the Service Mode, ‘Service In/Out” button on the Service Remote Control or activate the “Picture Menu” with the user remote control and press “9301” (Press “0” button to exit the Service Mode). While the service menu is on screen, version and the date of the software are written on right bottom of the screen. For Example: SE1.641-A01 07/26/04 12:57:37

2.1 AGC Adjustment • • • • • • • •

Switch on the Service Menu Find the “AGC(UHF)” with P+/PSet its value to 30 for BG, BG/DK and I systems Find the “AGC(VHF)” with P+/PSet its value to 30 for BG, BG/DK and I systems Find the “AGC(LPRIME)” with P+/PSet its value to 20 for LL’ system Exit from the service menu.

2.2 Screen Adjustment • • • • • • • • •

Switch the TV to the AV mode Do not make any connecttion from the scart switch Switch on the service menu Set the value of “BLUEBLACK” option to “OFF” Set the value of the “SCREEN ADJ.” to “40” Press “OK” button on the RC There should appear a horizontal line on the center of the set Adjsut the screen potentiometre to set the line at the first seen point. Exit from the service menu

2.3 White Balance Adjustment • •

Apply a white pattern with a pattern generator to the antenna input. Enter the Service Menu and access to VIDEO sub-menu

21

• • • •

Set the value of “BLACK LEVEL G” and “WHITE POINT B” to “30” and “32” with V+ / V- buttons. Adjust “WHITE POINT R” and “WHITE POINT G” for red and green drives If white balance can not be adjusted properly slightly change the values of “BLACK LEVEL G” and “WHITE POINT B”. Exit from Service menu.

2.4 Geometry Adjustments • • • • • • • •

Apply the cross hatch pattern with a pattern generator to the antenna input. Enter Service Menu and access to GEOMETRY sub-menu Adjust Vertical Amplitude with “VER.AMPLITUDE” option. Adjust vertical centring with “VER.SHIFT”, raster centring with “VER.SLOPE”, vertical linearity with “SCORRECTION” and horizontal centring with “HOR.SHIFT”. Adjust the vertical amplitude for 16:9 mode with “VER.AMP.16:9” Adjust the centring of the OSD Menu with “HOR.OSD.POS” and “VER.OSD.POS”. Adjust the contrast of the OSD and Teletext with “OSD CON” and “TXT CON” Exit from the Service Menu.

2.7 Options Menu Enter the Service Menu with the Service RC and and access to OPTION sub-menu and check the adjusted values are same as below. TUNER : Phillips, Sharp&Alps, Panasonic, Temic. Note : Select Sharp&Alps when Samsung tuner is used. ACG(UHF) : Automatic Gain Control for UHF Band ACG(VHF) : Automatic Gain Control for VHF Band AGC(LPRIME) : Automatic Gain Control for SECAM LL’ Systems. TYPE : Label(sorts according to the catching order), ATS(Automatic Tunning System) STANDBY : CUSTOMER MODE (the units starts up in St.by mode,default value), FACTORY MODE(the unit directly goes to ON mode, can be used during repair) AV1 SVHS : ON(SHVS from Scart one is available), OFF AV2 : ON(Scart 2 is available), NO SOUND : BG, I, BG+DK, BG+LL’ BG : Europe, New Zelland, Australia TEXT : NON-TEXT, FASTEXT ON TIMER : ON(available) OFF(unavailable) 4-KEY : INTERNAL( ), EXT.3 KEY(front panel with 3 button), EXT.4KEY(front panel with 4 button) BLUEBLACK : ON(blueblack acticated), OFF(Blueblack inactivated) AUTO WSS : ON(Autosense of Widescreen), OFF CHILD LOCK : ON(hinders children access), OFF ZAPP : ON(Zapp available), OFF PROTECTION : The period of getting into protection SIMPLE HOTEL : ON(Hotel mode, available), OFF MAX VOLUME : Used for Hotel Mode, limits the max volume in hotel mode RGBIN : ON (When Scart RGB exists, aerial isn’t showed–for only for some Hotel TVs), NO (Default)

2.7 Hotel Mode If “Simple Hotel” option in the Service Menu is selected as “ON”, to access set up menu “4658” should be typed whilst the “Features Menu” is on screen. After finishing the adjustments by taking the TV to St.by or shutting down, the access can be re-inhibited.

22

2.7 Factory Settings for Service Mode Values given in Table 1 are typical values and can vary according to the CRT type. 14" 15" 20" AGC(UHF) Automatic Gain Control 1(UHF) 30 30 30 AGC(VHF) Automatic Gain Control 2(VHF) 30 30 30 Automatic Gain Control for AGC(LPRIME) SECAM LL’ 20 20 20 STANDBY Stand By Fac. Mode Fac. Mode Fac. Mode VER.AMPL* Vertical Amplitude 46 36 03 VER.SHIFT* Vertical Shift 28 31 33 VER.SLOPE* Vertical Slope 28 32 32 S-CORRECT* S Correction 24 30 30 HOR.SHIFT* Horizontal Shift 41 30 34 VER AMP 16:9* Vertical Amplitude for 16:9 Mode 11 00 12 YC DELAY PAL YC Delay Pal 07 07 07 YC DELAY SECAM YC Delay Secam 07 07 07 YC DELAY NTSC YC Delay NTSC 07 07 07 HOR.OSD POS* Horizontal OSD Position 41 37 37 VER.OSD POS* Vertical OSD Position 07 04 04 OSD CON OSD Contrast 06 06 06 TXT CON Teletext Contrast 00 00 00 TXT BRI Teletext Brightness 30 30 30 PWL Peak White Limiting 08 08 08 CATH.DRV.LEV Cathode Drive Level 07 08 10 BLACK LEV R Black level offset red 36 32 19 BLACK LEV G Black level offset green 30 32 27 WHITE POINT R White Point Red 42 32 32 WHITE POINT G White Point Green 41 32 32 WHITE POINT B White Point Blue 32 33 32 Table 1 2.8 Exit from Service Menu To exit from the service menu, TV/TX button should be typed on the Remote Control.

23

21" 30 30 20 Fac. Mode 03 33 32 30 34 12 07 07 07 37 04 06 00 30 08 10 19 27 32 32 32

11. CHANNEL FREQUENCY TABLE

.

24

25

POSITION NO C0001-C0002 C0003 C0004 C01 C02-C03 C101-C104 C105 C106 C107-C108 C109 C112-C114 C115 C116 C118 C119 C122 C128 C129 C131-C132 C133 C134 C135-C137 C138 C139 C140 C141 C142 C143 C144 C145 C146 C148 C149 C150-C151 C152 C153 C154 C155 C156 C158 C159-C163 C164 C165 C166 C167 C168 C169 C170 C174 C175 C176 C201 C203 C205-C207 C208-C212 C213 C214 C215-C216

DECRIPTION C-PEM 220NF J 100V R:5 CC 220PF K 50V NPO R:5 CC 220PF K 50V NPO R:5 C-ELA 47UF M 6.3V 11*5 R:5 CC-CHIP 100PF J 50V /1206 NPO CC-CHIP 10NF K 50V /0603 X7R EC 10UF 63V 11*5 R:5 CC-CHIP 100NF K 16V /0603 X7R CC-CHIP 47PF J 50V /0603 NPO TAPE CC-CHIP 1NF K 50V /0603 X7R CC-CHIP 100PF J 50V /0603 NPO EC 47UF 16V 11*5 R:5 EC 4.7UF 50V 11*5 R:5 EC 47UF 16V 11*5 R:5 CC-CHIP 470NF K 16V /0805 X7R CC-CHIP 100NF K 50V /0805 X7R CC-CHIP 47PF J 50V /0603 NPO TAPE CC-CHIP 47PF J 50V /0603 NPO TAPE EC 10UF 63V 11*5 R:5 EC 1UF 50V 11*5 R:5 EC 2.2UF 50V RS 11*5 R:5 TAPING EC 100UF 16V 11*6 R:5 CC-CHIP 10NF K 50V /0603 X7R CC-CHIP 100NF K 16V /0603 X7R CC-CHIP 100NF K 50V /0805 X7R C-PEM 100NF J 100V R:5 CC-CHIP 100NF K 16V /0603 X7R CC-CHIP 100NF K 50V /0805 X7R CC-CHIP 100NF K 50V /0805 X7R CC-CHIP 100NF K 16V /0603 X7R CC-CHIP 100NF K 50V /0805 X7R CC-CHIP 4.7NF K 50V /0603 X7R CC-CHIP 3.3NF K 50V /0603 X7R TAPE CC-CHIP 1NF K 50V /0603 X7R C-PEM 1NF K 50V R:5 CC-CHIP 1NF K 50V /0603 X7R CC-CHIP 2.2NF K 50V/0603 X7R CC-CHIP 220NF K 16V /0805 X7R CC-CHIP 220NF K 16V /0805 X7R EC 2.2UF 50V RS 11*5 R:5 TAPING CC-CHIP 47NF K 25V /0603 X7R TAPE EC 1UF 50V 11*5 R:5 CC-CHIP 33PF J 50V /0603 NPO TAPE CC-CHIP 68PF J 50V /0603 NPO TAPE EC 100UF 16V 11*6 R:5 CC-CHIP 100PF J 50V /0603 NPO CC-CHIP 220PF J 50V /0603 NPO TAPE EC 47UF 16V 11*5 R:5 EC 4.7UF 50V 11*5 R:5 CC-CHIP 4.7NF K 50V /0603 X7R CC-CHIP 820PF J 50V /0805 NP0 EC 10UF 63V 11*5 R:5 EC 47UF 16V 11*5 R:5 CC-CHIP 220PF J 50V /0603 NPO TAPE CC-CHIP 1NF K 50V /0603 X7R CC-CHIP 470PF J 50V /0603 NP0 T&R CC-CHIP 470PF J 50V /0603 NP0 T&R EC 2.2UF 50V RS 11*5 R:5 TAPING

26

PART NO 274230 201222 201222 251487 291101 293113 251116 294118 290475 292114 291104 251478 250479 251478 294476 294109 290475 290475 251116 250115 250220 252112 293113 294118 294109 274107 294118 294109 294109 294118 294109 292475 292336 292114 272101 292114 292228 294231 294231 250220 293478 250115 290335 290688 252112 291104 291226 251478 250479 292475 291822 251116 251478 291226 292114 291476 291476 250220

NOTES

POSITION NO C217 C218 C219 C220 C301 C302 C303 C304-C305 C306 C307 C308-501 C502 C503 C506 C507-C508 C510-C512 C514 C515-C516 C517 C518 C519 C520 C521 C522 C523 C524 C525 C526 C527 C528 C529-C530 C532 C602-C604 C605-C606 C608 C609-C610 C612 C613 C614 C615 C616 C617 C618 C620 C621 C622 C624 C625 C626 C628 C629 C630 C631 C632-C633 C634 C635 C636 C701-C703

DECRIPTION CC-CHIP 10NF K 50V /0603 X7R EC 4.7UF 50V 11*5 R:5 CC-CHIP 100NF K 16V /0603 X7R EC 10UF 63V 11*5 R:5 CC-CHIP 10NF K 50V /0603 X7R CC-CHIP 2.2NF K 50V/0603 X7R CC-CHIP 10NF K 50V /0603 X7R CC-CHIP 100NF K 16V /0603 X7R EC 10UF 63V 11*5 R:5 EC 220UF 25V 11*8 R:5 CC-CHIP 470NF K 16V /0805 X7R EC 100UF 16V 11*6 R:5 C-PEM 10NF K 100V R:5 CC-CHIP 1NF K 50V /0603 X7R CC-CHIP 2.2NF K 50V/0603 X7R EC 100UF 16V 11*6 R:5 C-PPM 8.2NF %3.5 1.5/1.6KV R:15 CLASS-B CC-CHIP 100NF K 50V /0805 X7R EC 100UF-M 35V 12*8 R:5 EC 10UF 63V 11*5 R:5 C-PEM 1NF J 100V R:5 C-PEM 47NF K 63V R:5 EC 4.7UF 160V 11*6.3 R:5 CC 68PF J 500V NPO R:5 C-PPM 390NF J 250V R:15 CLASS-B CC 560PF 500V TAPE R:5 EC 470UF 25V 11*10 R:5 C-PEM 100NF J 100V R:5 EC 47UF 63V 11*6.3 R:5 EC 1000UF 16V 20*10 R:5 CC-CHIP 100NF K 50V /0805 X7R CC-CHIP 2.2NF K 50V/0603 X7R CC-CHIP 47NF K 25V /0603 X7R TAPE CC-CHIP 10NF K 50V /0603 X7R C-PPM 10NF K 275 VAC R:10 CC 1NF K 1KV Y5P R:5 C-PPM 33NF J 630V R:15 CC 220PF K 2KV Y5P R:5 C-ELA 47UF 160V 21*13 R:5 C-ELA 33UF 160V 21*10 R:5 CC-CHIP 560PF J 50V /0603 NPO TAPE CC-CHIP 56PF J 50V/0603 NPO TAPE CC-CHIP 1.5NF K 50V /0603 X7R TAPE CC-CHIP 2.2NF K 50V/0603 X7R C-PPM 330NF K 275V-AC R:22.5 CLASS-B C-PEM 100NF M 275V-AC R:15 CLASS-B EC 1UF 50V 11*5 R:5 EC 22UF-M 50V 11*5 R:5 C-ELA 68UF 400V 25*22 R:10 CC 470PF K 2KV +15%, -30% 105C R:5 CC 2.2NF M 250VAC Y5U R:10 AH/NSA EC 220UF 16V 11*8 105 R:5 EC 1000UF 25V 20*13 R:5 EC 47UF 16V 11*5 R:5 CC-CHIP 47PF J 50V /0603 NPO TAPE CC 2.2NF M 250VAC Y5U R:10 AH/NSA CC-CHIP 100NF K 50V /0805 X7R CC-CHIP 47PF J 50V /0603 NPO TAPE

27

!!

!!

PART NO 293113 250479 294118 251116 293113 292228 293113 294118 251116 252225 294476 252112 273105 292114 292228 252112 272822 294109 252238 251116 272110 273471 239490 200680 271390 221571 252476 274107 251475 253115 294109 292228 293478 293113 273115 202105 203330 201226 251489 251337 291561 290562 292153 292228 274342 274119 250115 251221 251681 201481 202220 252223 253106 251478 290475 202220 294109 290475

NOTES

POSITION NO C704-C706 C707 C708-C710 C711 C712 D01 D101 D104-D107 D502-D509 D510-D604 D605-D608 D609 D610-D611 D612 D701 D702 D703 D704 D980 F102 F103 F601 F601 IC IC01 IC101 IC102 IC103 IC201 IC301 IC601 IC602 L0001 L0002 L0003 L102-L109 L110 L502 L503 L601 L602 L604 L701 P601 PLS Q101 R0001 R0002 R0003 R0004 R0005 R01 R101 R102 R103 R104 R106 R107

DECRIPTION CC-CHIP 390PF J 50V /0603 NPO TAPE EC 10UF 250V 16*10 R:5 CC-CHIP 470PF J 50V /0603 NP0 T&R C-CE 2.2NF K 2KV Y5P R:7.5 C-PEM 100NF J 250V R:10 LED IR SIR563SB3F 23/940 LED L-513LR1D KIRM. L=25.4 (PARALIGHT) DIODE 1N4148 52MM DIODE 4148 MELF SOD-80C DIODE BA157 DIODE RF2007 DIODE RGP15J DIODE RGP10J DIODE RGP15J DIODE 1N4148 52MM DIODE 4148 MELF SOD-80C DIODE 1N4148 52MM DIODE 1N4007 LED LTL4221N D:3 R/D RED SAW FILTER OFW G1985M SER.FILTER TPSRA5M50B00-A0 FUSE HOLDER, TK79A PLA FUSE 3.15AT (215) IC TDA8357 J IC-CHIP S3C1840DA9/SMB1 T&R IC TDA9345-N3 IR RECEIVER TSOP34838 SS1A IC-CHIP AT24C08AN-10SI-2.7 (ATMEL) TAPE& IC 4053B CMOS 16SOIC IC TDA2822 IC TDA16846 IC-CHIP NCP1117DT33RK TO-252 PACKAGE CHOKE COIL 50MHZ 600R PH-WBC3/R-3B1 CHOKE COIL 50MHZ 600R PH-WBC3/R-3B1 COIL 10UH K (TAIYO) LAL03 COIL 10UH K (TAIYO) LAL03 COIL-CHIP 1UH K /0805 TRANSFORMER HORIZONTAL DRIVE E1 COIL H-LIN 55UH NEOSID LINE FILTER 27MH E-TYPE OPEN COIL CHOKE 50UH COIL 47UH J LAL03 COIL- CHOKE 10UH R0814 14.1 R-VAR 2.2K (V) 5*3 PE PAG 1050*1200*.05 DELIKLI CRYSTAL 12MHZ CL=30PF/30PPM BULK CFR 220R J 1/2W 52MM CFR 1K J 1/4W /6 26MM CFR 220R J 1/2W 52MM CFR 1K J 1/4W /6 26MM CFR 470R J 1/2W /9 52MM RC-CHIP 0R /1206 RC-CHIP 3.3K J 1/16W /0603 RC-CHIP 15K J 1/16W /0603 TAPE CFR 100R J 1/4W 52MM RC-CHIP 3.3K J 1/16W /0603 RC-CHIP 0R /0603 1.6*0.8 TAPE RC-CHIP 3.3K J 1/16W /0603

28

PART NO 291393 251109 291476 202221 274105 303991 303295 302289 303195 300305 303308 303227 303217 303227 302289 303195 302289 302948 303993 56749 56734 30402 54280 452975 452382 453433 452521-01 453031-02 452510 452439 452795 453124 55139 55139 53711 53711 53805 51839 051591-10 051687-10 053739-10 53778 53352 132209 44763 56946 101221 102141 101221 102141 101471 179002 172336 173153 101106 172336 179005 172336

NOTES

POSITION NO R108 R109 R110 R111 R112 R113 R114 R115 R116 R117-R119 R120 R121 R122 R123 R124 R125 R126 R127 R128 R129 R130 R132 R142 R147 R149 R157 R158-R159 R160 R161 R162 R163 R164 R165 R166 R167-R172 R173 R174 R176 R177-R178 R180 R181 R184 R185 R187 R188 R189 R190 R191 R192 R193 R194-R195 R196 R201 R202 R203 R204-R209 R210-R213 R214

DECRIPTION RC-CHIP 3.3K J 1/16W /0603 RC-CHIP 2.2K J 1/16W/0603 TAPE RC-CHIP 1.5K J 1/16W /0603 TAPE RC-CHIP 0R /0805 2*1.25 RC-CHIP 0R /0603 1.6*0.8 TAPE CFR 3.3K J 1/4W /6 52MM RC-CHIP 3.3K J 1/16W /0603 RC-CHIP 3.3K J 1/16W /0603 RC-CHIP 3.3K J 1/16W /0603 RC-CHIP 100R J 1/16W /0603 RC-CHIP 330K J 1/16W /0603 TAPE RC-CHIP 100R J 1/16W /0603 RC-CHIP 3.3K J 1/16W /0603 RC-CHIP 0R /0603 1.6*0.8 TAPE CFR 100R J 1/4W 52MM RC-CHIP 680R J 1/16W /0603 RC-CHIP 1.5K J 1/16W /0603 TAPE RC-CHIP 10K J 1/16W /0603 CFR 100K 1% 1/4W 52MM RC-CHIP 150R J 1/16W /0603 CFR 2.7K J 1/4W /6 26MM RC-CHIP 0R /0603 1.6*0.8 TAPE RC-CHIP 10K J 1/16W /0603 RC-CHIP 1K J 1/16W /0603 RC-CHIP 1K J 1/16W /0603 RC-CHIP 0R /0603 1.6*0.8 TAPE RC-CHIP 100R J 1/16W /0603 CFR 100R J 1/4W 52MM RC-CHIP 3.9K J 1/16W/0603 TAPE CFR 680R J 1/4W /6 52MM CFR 100R J 1/4W 52MM CFR 100R J 1/4W 52MM CFR 1K J 1/4W /6 52MM CFR 100R J 1/4W 52MM RC-CHIP 100R J 1/16W /0603 RC-CHIP 39K J 1/16W /0603 TAPE RC-CHIP 390R %1 1/16W/0603 TAPE RC-CHIP 100K J 1/16W /0603 RC-CHIP 27K J 1/16W /0603 TAPE RC-CHIP 47K J 1/16W /0603 TAPE RC-CHIP 4.7R J 1/16W/0603 RC-CHIP 100K J 1/16W /0603 RC-CHIP 2.7K J 1/16W /0603 RC-CHIP 680R J 1/16W /0603 RC-CHIP 270R J 1/16W/0603 TAPE RC-CHIP 390R %1 1/16W/0603 TAPE RC-CHIP 180R J 1/16W /0603 RC-CHIP 470R J 1/16W /0603 TAPE RC-CHIP 560R J 1/16W/0603 TAPE RC-CHIP 15K J 1/16W /0603 TAPE RC-CHIP 100R J 1/16W /0603 RC-CHIP 1K J 1/16W /0603 RC-CHIP 2.2K J 1/16W/0603 TAPE RC-CHIP 100R J 1/16W /0603 CFR 100R J 1/4W 52MM RC-CHIP 75R J 1/16W /0603 RC-CHIP 15K J 1/16W /0603 TAPE RC-CHIP 75R J 1/16W /0603

PART NO 172336 172224 172154 179001 179005 102338 172336 172336 172336 171107 174333 171107 172336 179005 101106 171683 172154 173108 104109 171154 142274 179005 173108 172104 172104 179005 171107 101106 172393 101683 101106 101106 102101 101106 171107 173394 171392 173114 173277 173478 179475 173114 172276 171683 171227 171392 171184 171472 171562 173153 171107 172104 172224 171107 101106 170754 173153 170754

29

NOTES

POSITION NO R215-R216 R217-R222 R224 R225 R226 R228 R229 R231 R233 R234 R235 R236 R238-R240 R250 R301 R302 R303 R304 R305 R306 R308 R501 R504 R505 R506 R507 R509 R510 R511 R511 R512 R513 R514 R515 R516 R517 R518 R520 R521 R522 R523-R524 R526 R528 R529 R530 R531 R532 R533 R537-R538 R603 R604 R605 R608 R609 R610 R611 R613 R614

DECRIPTION RC-CHIP 180R J 1/16W /0603 RC-CHIP 1K J 1/16W /0603 RC-CHIP 3.9K J 1/16W/0603 TAPE JUMPER WIRE D=.6 RC-CHIP 5.6K J 1/16W /0603 TAPE RC-CHIP 68K J 1/16W /0603 RC-CHIP 68K J 1/16W /0603 RC-CHIP 470R J 1/16W /0603 TAPE RC-CHIP 4.7K J 1/16W /0603 TAPE RC-CHIP 4.7K J 1/16W /0603 TAPE RC-CHIP 4.7K J 1/16W /0603 TAPE CFR 47R J 1/4W /6 52MM CFR 100R J 1/4W 52MM RC-CHIP 0R /0603 1.6*0.8 TAPE RC-CHIP 15K J 1/16W /0603 TAPE RC-CHIP 1.8K J 1/16W /0603 RC-CHIP 15K J 1/16W /0603 TAPE RC-CHIP 4.7R J 1/16W/0603 RC-CHIP 4.7R J 1/16W/0603 RMF 4.7R J 1.5W RC-CHIP 1M J 1/16W/0603 T&R CFR 22R J 1/4W RC-CHIP 47K J 1/16W /0603 TAPE RMF 0.22R J 1W RC-CHIP 270R J 1/16W/0603 TAPE RC-CHIP 470R J 1/16W /0603 TAPE RC-CHIP 220K J 1/16W /0603 TAPE RC-CHIP 390K J 1/10W /0805 RC-CHIP 5.6K J 1/16W /0603 TAPE RC-CHIP 5.6K J 1/16W /0603 TAPE CFR 560R J 1/4W /6 52MM CFR 0.47R J 1/2W /9 52MM CFR 47R J 1/4W /6 52MM RC-CHIP 2.2K %1 1/10W /0805 RC-CHIP 2.2K %1 1/10W /0805 RC-CHIP 10K J 1/10W /0805 RC-CHIP 2.7K J 1/16W /0603 RM 1.8R J 1/2W 52MM CFR 330R J 1/4W /6 26MM CFR 1.5R J 1/2W /9 RM 150K F 1/4W 52MM RMO 2.2R J 2W R:27.5 TAPE RM 22K J 1/2W 52MM CFR 470R J 1/2W /9 52MM CFR 1K J 1/4W /6 52MM CFR 10R J 1/4W 52MM RC-CHIP 220R J 1/16W/0603 TAPE RC-CHIP 270R J 1/16W/0603 TAPE RC-CHIP 10K J 1/16W /0603 RC-CHIP 8.2K J 1/16W /0603 TAPE PTC 9R/2 PIN - 3 CYCLE BOX TYPE RW 2.7R K 5W R:15 MM RMO 68K J 1.5W 73MM CFR 22K J 1/4W 52MM CFR 22K J 1/4W 52MM RC-CHIP 0R /0603 1.6*0.8 TAPE RC-CHIP 33K J 1/16W /0603 TAPE CFR 470K J 1/2W /9 52MM

!!

!!

30

PART NO 171184 172104 172393 500700-KD 172567 173685 173685 171472 172479 172479 172479 100473 101106 179005 173153 172182 173153 179475 179475 119485 175105 100228 173478 119224 171227 171472 174224 174391 172567 172567 101562 109472 100473 172227 172227 173101 172276 119185 101343 109150 114152 119236 113225 101471 102101 100107 171224 171227 173108 172824 154234 129272 113683 103224 103224 179005 173332 104471

NOTES

POSITION NO R615 R616 R617 R618 R619 R621 R622 R623 R629 R701-R702 R703 R704 R705-R708 R709-R111 R712-R713 R714 R715 R716 R717-R719 R720-R722 R723 R724 R725 R726 SK201 SW601 T01 T02 T102 T108-T109 T201-T203 T301 T503-T505 T507 T701-T703 T704-T706 TU101 TUNMAS X0001 X0002 X0003 X0005 X0006 X0006 X0007 X101 X104 X201 X301 X501 X502 X601 X602 X702 ZD101 ZD102 ZD501 ZD502

DECRIPTION RC-CHIP 0R /0603 1.6*0.8 TAPE RM 1M J 1W 52MM RM 3.9M J 1W 52MM RC-CHIP 39K J 1/16W /0603 TAPE CFR 15K J 1/4W 52MM CFR 47R J 1/4W /6 52MM RM 4.7M J 1/2W 52MM 'SAFETY ' RNF 0.1R J 0.4W (UFLB) 52MM RC-CHIP 0R /0603 1.6*0.8 TAPE RMO 15K J 1W R:15 RMO 15K J 1W R:15 RC-CHIP 100R J 1/16W /0603 RC-CHIP 220R J 1/16W/0603 TAPE RC-CHIP 390R %1 1/16W/0603 TAPE RC-CHIP 22R J 1/10W /0603 RC-CHIP 22R J 1/10W /0603 CFR 2.7K J 1/4W /3.2 52MM CFR 2.7K J 1/4W /3.2 52MM RC-CHIP 1K J 1/16W /0603 CFR 1.5K J 1/2W /9 52MM CFR 220R J 1/4W /3.2 26MM RC-CHIP 220R J 1/16W/0603 TAPE RC-CHIP 2.7K J 1/16W /0603 CFR 100K J 1/2W 52MM SCART SOCKET 12.6/12.7 ON/OFF SWITCH BK98 TRN BC337-25 TRN-CHIP BC858B SOT23 TRN-CHIP BC848B SOT23 TRN-CHIP BC848B SOT23 TRN-CHIP BC848B SOT23 TRN-CHIP BC848B SOT23 TRN BC639 TRN-CHIP BC858B SOT23 TRN 2SC 2482 TRN BF421 TUNER PH ASM.PLL UV1316/AIG-4 (SHORT CABLE SINGLE ISO. L=400 YELLOW KONN.KABLO 4'LU FERRITLI L=350MM KONN. CINCH ........... YELLOW HOR.14.1 KONN. CINCH ........ WHITE HOR.14.1 EARPHONE JACK CABLE HOLDER 3P CONN.KABLO 3'LU FERRITLI L=310MM CABLE HARNESS DBIS 2P L=900 1*7*.2 T01/T PIN HEADER 2.5MM 6’LI JST SB(6)P-HVQ-B CABLE WITH HOLDER 6P L=410 CRT/CHASI 12. CONN.HOUSING X2004 BLACK CONN.HOUSING X2003 BLACK CONN.HOUSING 2'LI GREY CON.HOUSING LOCKED 5/4 CON.HOUSING 2P MALE TPK75(POW)12.6 SHORT CON.HOUSING 2P MALE TPK75(POW)12.6 RED CRT SOCKET NARROW INCHANG DIODE Z. ZPD5.1V 26MM DIODE Z. BZX55C3V3 DIODE Z. BZX55C 15V DIODE Z. C8V2 26MM

31

!!

PART NO NOTES 179005 115103 115391 173394 103155 100473 115470 119109 179005 113153 113153 171107 171224 171392 170225 170225 142272 142272 172104 102159 141222 171224 172276 104103 31244 10861 401047 401142 401141 401141 401141 401141 400240 401142 401397 401366 G99136-PH3 500542-AS Z50500-AS 31165 31163 31791 500296 Z50504-AS H20524-AS 31768 M98550-AS 31860 31856 31850 31777 31793 31797 31532 302298 303110 303826 302294

POSITION NO ZD503 ZD601 ZD701

TR501 TR601

DECRIPTION DIODE Z.TZMC5V6-5.6V SOD80C DIODE Z. BZX55C33 52MM DIODE Z. C8V2 26MM CPT VC A51EFS13X191 DEGAUSSING COIL HOLDER FASON DEGAUSSING COIL HOLDER DEGAUSSING COIL ASSY 21" BAND FLUX RF 800NO CLEAN SOLVENT KR-IN 2613 FBT 20/21" E1 SMPS 20/21" E1

!! !! !!

!! !!

32

PART NO NOTES 303864 302318 302294 056321-VC6 871273 A99273 621167-AS 60163 060155-01 040146-EL1 Alternative 040146-TR1 050146-EL1 Alternative 050146-TR1

CRT BOARD

155V_crt tp98

R195 100R

C125 4.7u/16V

R144 47k

AM_OUT

8

tp15

R183 220R

tp12

7

11

V_P2

AF_OUT

EXT_IN

tp127

12

MUTE

SWITCH

L/L'

13

GND

AM_IN

MUTE

14

V_P1

L103 10uH

8V

C135 100u/16V

9

C133 1u/50V

VDRA

GND4 GND3 GND2 GND1

15

IF2

F102 G1985M 5 C149 3.3n

3

R112 0R

33V

C175 4.7n

C113 100p

C102 10n

tp35

R161 3.9k

tp263

3 tp44

tp262 R612 *** P601 2.2k

_

_

C618 1.5n _

4 5 6 7

C619 ***

VCC OUT

RZI

GND

SRC

PVC

R186 390k

OCI FC2 SYNC

FC1 REF PMO

C612 33n/630V

tp231

G2/YIN

DECBG

R2/VIN

AVL/EWD

AUDOUT/AMOUT

VDRA

CHROMA

IFIN1

CVBS/Y

IFIN2

GND1

IREF

CVBSINT

VSC TUNERAGC

48 47 46

PLLIF EHTO

43 42

R168

100R

tp168

C160 47n

tp20 R238

100R

tp21 R239

100R

47n

tp171 R124 100R tp172 tp164 tp160

41

C164 1u/50V

39

C163 47n

FBISO

R174

35

tp161

34

tp162

tp235 D609 RGP15J

_ C626 68u/400V

R621 47R 1/4W

L106

tp177

tp271

_

L604 47uH

12

tp277

C625 22u/50V

13

_

_

Red

8V

4.7R

L109

D612 RGP15J

R190 180R

tp276

3

crt crt

SCART/FRONT AV SWITCH

8VA

Icatch

tp88

C220 10u/63V

tp208

4V

FROM FRONT AV

tp211 C219 100n

tp270

_ D603 1N4148

C623 100p _

R620 6.8k

1W OPT.

C218 4.7u/50V

tp213

R226 5.6k

tp217

X201 4

tp220

R213 15k

C212 1n

1

47R T203 BC848 tp199 R201 R203 2.2k 100R

R231 tp216 470R

R235 4.7k

tp29

tp201

2

Y1

VDD

C211 1n

Y0

YOUT

Z1

XOUT

1 R229 68k

15

3 R228 68k

4

ZOUT

tp203 8VA

R208 75R

tp206

T201 BC848

6 R221 1k

X0

EN

CONT_X

VEE

CONT_Y

tp221 R209 75R

14 13

X1

Z0

C215 2.2u/50V

tp214

4V C216 2.2u/50V

12 11 8VA

7

R222 1k

8

VSS

10 R233 4.7k

9

CONT_Z

tp212

tp219

IC201 4053

R191 470R

T202 BC848

C217 10n

J201 0R/NO_FAV R192 560R

C158 2.2u/50V

tp251

tp255 R307 0R

R106 100R

C106 100n

PROT

AOUT

VGRD

HOT HEATSINK 12.5V

HS501

R501 22R tp40

R623 0.1R

tp283 R626 8.2k

C602 47n

tp280 J601

tp281

C603 47n

tp284 C632 47u/16V

1

2

15V

1

INA

VP

C517 100u/35V

INB

VFB

6

8 tp288 tp287 R628 4.7k

ONLINE T601 BC848

tp289

C515 100n/50V

GUARD

R517 10k 5

VGND

OUTA

4

3.3V R520 table

IC501 TDA8357

9

tp50 R518 2.7k

tp294

47n/63V 1

C519 1n/100V tp292

FEEDB

C520

X501

table tp291 R519

3 2

tp304

11 2

10

T501 tp53 D501 BC848 R503 1N4148 tp295 1k tp52 tp296

R502 10k tp299 4

T506 BF423 tp54

6

R525 4.7k

tp297 D509 5.6V

tp306

D513 BA157

C530 10u/250V

7

tp298 C522 68p/500V

R523 150k

_

3

R535 22K tp61

X503 CRT

35V tp309 C527 47u/63V

tp302 R524 150k

R505 TABLE tp303

tp57

D512 BA157

R536 4.7k

1 14V

tp308

R506 270R tp59 R533 270R

10V

tp307 C528 470u/16V

T505 BC639

8V

C512 100u/16V

tp313 D515 LL4148

ZD502 8.2V

DST E1

C504 22u/50V

T504 BC639 tp310

10V

ZD504 33V

R534 100K 1% 1/4W tp60

155V tp311

C525 470u/25V

PROTECTION

VYOKE

D511 tp58BA157

R532 220R

2

R508 100k

2

tp56

T507 BC858 tp259

C532 2.2n

C529 100n/50V

J501 20",21" 9 J502 14" tp55 D514 BA157 tp305 5

3 C509 470n

tp258 R509 220k

G2 11 8

1 X502 HORIZONTAL

tp300

R527 33k

1.5R

R521 470R 1/2W

tp286

C633 47u/16V

R526

R522 tp293

tp51

4 tp252

tp257

C526 100n/100V

FOCUS

2.2R 2W

R538 10k

7

tp249

R529 C524 560p/500V 470R 0.5W

D507 LL4148

OUTB

C604 47n

C523 390n/250V

R528 22k 0.5W

R537 10k

C518 10u/63V

C507 2.2n

L503 H-LIN

tp301

D510 BA157

45V 2

C521 4.7u/160V

R530 1k 1/4w

tp256 C513 220p/1.5kV

C506 1n

3 C516 100n/50V

R514 47R

DRIVER_E1

R504 47k

C502 100u/16V

tp42 R511 TABLE

4

3

tp260

8V EHT

tp41 R513 0,47R

2

tp247 T503 tp38BC639

tp248

C508 2.2n

R516 2.2k %1

D502 LL4148

12.5V

GND C630 220u/16V

ZD501

3.3V R602 10k

tp285 R627

tp245

R510

107V

IC602 FAN1117AD33X IN OUT

tp48

tp278

6V

C501 470n table

2.2k C601 10n

R601 3.3K

tp39

1 tp253

tp250

5

TR501

C514 6.8n/1.6kV

T502 Table

L502 1

R512 560R

D613 BAV21

tp282 C631 1000u/25V

C503 10n

3 2

16

R531 10R 1/4W

2.2n/250V _

X703 MAINS

tp215

R704

R234 4.7k

tp27

tp23

tp218

R726 100k 1/2W

C712 100n/250V

8VA

R225 0R

CVBSEXT tp204

F103 tp37 TPSRA5M50B00-A0

R515 2.2k %1

12.5V

tp49 tp47

D611 RGP10D

C629

HS601 1

C706 390p R714 22R

table tp246

R189 390R

L701 10uH

T706 BF421

4V

C170 47u/16V

C169 68p

R172 100R tp181

155V_crt

tp210

470p

crt

tp254

C615 33u/160V

SMT

R622 4.7M 0.5W

R619 15k(47k)

T702 2SC2482

1

2

R224 3.9k

R178 27k

33V

B+

R625 22R 0.5W

SMPS HEATSINK

C617 56p

R624 tp279 0.1R

_

_ _ C624 R618 39k (0R) 1u/50V

tp266

C201 10u/63V

R214 75R

R719 1k

R236

tp202

R181

T109 BC848

tp244 C614 47u/160V

9

tp274

_

R725 2.7k

tp28

JUMPER C207 220p

tp198

tp191

TUNER

R722 1.5k

tp103 C710

8V_

tp209

8V

C214 470p

SMPS

tp107 D702 LL4148

5

R120 270k

ZD601 33V

tp237

14

10 _

15k

C206 220p

AQUA

tp106

C209 1n

tp197 R212

1k

T705 BF421

100R

C213 470p

tp195 R218

G2

C711 2.2n/2kV

R717 1k tp105

tp97

tp207

tp193

C153 1n

tp175

tp290

10

_

D604 LL4148

C605 10n

tp238

C606 10n

1W OPT.

C628 470p/2kV

tp273

R629 0R(27R)tp272

C636 tp269 100n

9

C210 100p

C203 47u/16V

8V

1k C205 220p

GND

tp200

C208 1n R211 15k

R216 560R tp194 R217

8V

R177 27k

5

_

IC601 TDA16846

C204 100p

R207 75R

HOTEL TV R210 15k

R188 270R

tp275

C634 47p

_

R206 75R

R202 100R

tp196

R171 100R

1n/1kV _

T603 FQPF3N60FP

12

R205 75R

C162 47n

33

AVL/SNDIF/REFO/AMOUT HOUT

R204 75R

tp176

C142 100n

390Rtp173

CAB. 3B

C145 C167 100n 100u/16V

38 37 tp17 36

tp182

D104 1N4148

R176 100k

R220 100R

tp180

10uH

C108 47p

tp184

tp22

100R

C152 1n

CAB. 2B R223 tp188 100R tp185

tp183

tp19 R240

C159 47n

C107 47p tp174

tp236

6

C611

D610 C627 RGP10J 220p/2kV

D607 D608 RF2007 RF2007

tp46

E0

tp179

tp169 C161 tp170

tp187

R139 100R

tp110

tp8

crt

crt

R215 560R

SK201 tp190 SCART Audio_GND tp186 R250 0R

R169 100R

40

GND2 AUDEXT/QSSO/AMOUT SNDPLL/SIFAGC

tp159 tp155

44

VP1

DECSDEM/SIFIN2

100R

45

IFVO/SVO

AUDEEM/SIFIN1

R170

HT RED

R713 22R

R711 390R

tp192

49

INSSW2

VDRB

tp158

8

G2

R721 1.5k

C704 390p

C703 47p

1

C122 100n

L105

GREEN

tp102

C709 470p

R716 2.7k

tp6

T703 2SC2482 tp205

2

10uH

T108 BC848

C177 22n

tp36

L602 50uH

TR601 1 2

tp234

C610 1n/1kV

13

8

GND3

C136 100u/16V

HT

9 7

tp241

tp239

R610 22k 1/4w

R609 22k 1/4w

R608 68k 1.5W

14

11

B2/UIN

tp157

R724 220R

R180 47k

C168 100p

tp99

155V_crt

3

tp25

8V_

tp96

R702 15k

HS502 SOGUTUCU-12-6-SMPS

2

_

PCS

PH1LF

tp156

6

tp109

T704 BF421

D701 1N4148

crt

POZA

C510 100u/16V

C609 tp227 1n/1kV

R617 3.9M 1W

tp45 1 OTC 2

R603 6.8k

R196 560R

R149 1k

AM_OUT D602 1N4148

D601 1N4148 2.7R 5W

D605 D606 RF2007 RF2007

R616 1M 1W

_

BCLIN

55 54

C708 470p

crt

crt

ZD701 8.2V

10k

3.3V

L104 10uH

poza8

X104 RGB

4

R142

C166 68p C144 100n C143 100n

50

BLKIN

PH2LF

tp167

51

8V_

6

tp26

Q101 12MHz

R606 47R

tp265

_

DECDIG

tp166

56

52

C702 47p R709 390R

R187 680R

C138 10n

tp34 C607 47u/16V

tp229

tp268 R614 tp267 470k 0.5W LINE FILTER

R611 OR

RO

57

D107 1N4148

tp24

VDRA

tp31 R605

R615 0R

GO

VP2

tp165

53

BO

SECPLL

58

POZA

poza7 POZA

tp5

C137 100u/16V

C165 33p

R720

R718 1.5k 1k tp104

BLUE

10

tp243

PTC

C622 100n/275V _

C620 2.2n

VPE VDDA

8V

C613 220p/2kV

R613 33k

32

VDDC

tp163

VDRB

R604

3

tp43

31

OSCGND

R111 tp18 0R

D106 1N4148

POZA

R607 390k

tp33

RELAY T602 BC858

tp264

30

12.5V

tp32

tp224

C616 560p

XTALIN

poza5

R165 1k

2

1

29

RL601

X602 DEGAUSS

MAINS tp261

P3.2/ADC2/PWM2

60 59

VGRD

1W OPT.

4

XTALOUT

poza4

Blue tp91

tp242

C129 47p

CAB. 3A

tp225

2

RESET

P3.1/ADC1/PWM1

POZA

220R R701 15k R708 tp93 220R

5

3.3V

tp240

C128 47p

V601 S14K385

28

5V L102 10uH

tp233

C621 330n/275V L601

27

tp144

C176 820p

HOTEL TV

C635 2.2n/250V

VDDP

P3.0/ADC0/PWM0

L108 10uH

tp178

TDA9345

SDA

F601 X601T 3.15AH 250V 1 tp30 tp222 2

R185 2.7k

26

tp143

C132 10u/63V tp131

tp129

4

R162 680R

C608 tp223 10n/275V

23

C141tp141 100n tp142

1

P2.0/TPMW

C146 100n

15k

61

D105 1N4148

3.3V

R193

62 tp83

3.3V

R184 100k

CAB. 2A

22

tp138

25

tp122

P1.0/INT1

C114 100p

C131

SCL

tp137

24

tp232

10u/63V

21

R173 39k tp140

R147 1k

tp230 C174 4.7u/50V

D103 1N4148

4.7u/50V tp136

20

12

tp123

tp228 R159 100R

18

13

2 tp226 R158 100R

17

tp139

tp113 C104 10n

C140 100n

16

19

C151 C116 tp135 1n

R163 100R

14

L110 1uH

SW601 POWER SWITCH

tp153

C150 1n

R164 100R

11

IF1

+33V

10

9

n.c.

+5V

8

7

6

+5V

SDA

SCL

5

AS

4

3

2

1

n.c.

AGC

TU101 TUNER

1

tp147 C148 4.7n

C134 2.2u/50V

14 15

tp146

tp134

IF

R157 12k

C156 220n

C154 2.2n

R140 100R

7

13 tp145

R102 15k

tp128 VDRB

C172 10n

C118 47u/16V

C139 100n

6

P1.1/T0

P1.7/SDA

tp132 8 P3.3/ADC3/PWM3 tp151 R166 9 100R VSSC/P R103 tp133 10 P0.5 100R 11 P0.6 tp152 R133 12 100R VSSA

C155 220n

tp130

10

T111 BC848

tp9

C103 10n

C111 10n

tp150

5

P1.6/SCL

tp87

R712 22R

tp101

11 5

tp108 G1

2

R182 2.2k

6

C101 10n tp16

tp149

4

poza2

POZA

1

tp10

tp120 C171 220n tp119

3.3k

tp154

3

SCL1

AV_SEL

R148 1k

R122

tp148

63

D703 1N4148

12

STATUS

tp11

C117 1u/63V

100R

tp79

8V C105 10uF/63V

1

T103 BC848

100R

R160

15

NC

3 C_AGC tp121 4 C_REF tp124 5 NC

C124 4.7u/16V

tp13

R167

PROT

STATUS

16

IF_IN

NC

KEYB

R101 3.3k

IC104 TDA9830

IF_IN

2

100R

R116 3.3k

tp86

2

R151 47k

8V

1

100R

R105

R115 3.3k SDA1

3

R153 2.2k T107 BC848

R121

ONLINE

2

64

P1.2/INT0

4

tp117

tp126

tp74

100R

P1.3/T1

5

R146 1k

5 3

R150 47k

2

R118

SDA

tp125

tp14

tp73

tp78

R119 100R

IC101 1

100R

tp7

4

n.c. R723 220R

R715 2.7k C705 390p

155V_crt

R707

tp85

6

1

tp115

L/L'

C127 47n

C126 47u/16V

D102 BA682

T106 BC858

tp114

SCL

K9656M F101 4

tp118 tp116

R117

C119 470n

3.3V C112 100p

R104 3.3k

R114 3.3k

poza1

7

R155 100R

R113 3.3k

R108 3.3k

AV_SEL

3.3V

8

R154 6.8k

3.3V

X701 RGB tp89 1 2 3 crt Green 4 5 tp90 6

1

T102 BC848

8V_

crt

GND

R130 150R

tp81

9

C121 47n

R152 2.2k

C110 1n

R145 1.5k

R137 10k

R107 3.3k

VOL+

10

tp65

8V

R141 10k

tp72 C305 100n tp71

10uH L101

IF

5V

SELECT

11

C304 100n

8V

SECAM AM

R143 47k

VOLR305 4.7R

OUT 2

1

12

TDA2822 IC301

C307 220u/25V

SW103

ZD102 3.3V

13

NC

SW102

3

17 15

9

SW101

C109 1n

2 tp70

VS

tp82

19

R304 4.7R tp66

4

IC102 TSOP1838

21

tp67

10

R128 100k

tp189

VCC

11

R129 150R

14

8

NC

tp76

IC103 24C08AN 10SI-2.7

3.3V

5

16

NC

X301 SPEAKER 3

12

OUTA OUTB

7

tp63

GND

tp75

X103 KEYBOARD

C115 47u/16V

tp4 tp80

18

6 R306 4.7R 1.5W

GND

13

R126 tp77 1.5k

R125 680R

20

12.5V

GND

R131 150R

3.3V R109 2.2k

KEYB

tp68 C303 10n

VCC

5

GND

14

R710 390R

MODE_WC E1

4

-INB

C306 10u/63V

15

NC

-INA

tp95

R706 220R

8

T301 BC848

+INB

NC

3

C701 47p

5.1V ZD101 4

+INA

2

C302 2.2n

D101 LED

R110 1.5k

7

R302 1.8k

R127 10k

tp69

16

3

1

E2

tp3 R308 1M

C301 10n

tp64

GND

R303 15k

SCL

C308 470n

SDA

R301 15k

R705 220R

tp84

6

tp62 AOUT

MUTE

3.3V

R132 1k

3.3V

5

3.3V

AM_OUT

GND

T701 tp94 2SC2482

tp92

CRT SOKET tp111 GND

R703 15k 6V

tp112

X702 D704 1N4007

155V_crt

SERVICE

L/L'

tp100 C707 10u/250V

1

SDA1 SCL1 SCL SDA KEYB

2

R194 X101 tp1 100R 6 5 4 tp2 3 2 1

ZD503 5.6V

PROTECTION

5V C511 100u/16V

tp312 C505 22u/50V

C531 10n

R507 470R