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Service Manual EH1 chassis

DISASSEMBLY

CABINET BACK DISASSEMBLY

1. Remove 10 screws(A) and 4 screws(B)
2. Pull out the cabinet back.

PLACING THE CHASSIS TO SERVICE
POSITION

1. Remove 2 screws (C).
2. Release the wires at hooks(D) and hooks(E).
3. Remove an AC cord holder(F).
4. Turn  the chassis to the service position as

shown in the picture.

5. Fix the chassis with a screw(C)

(C)

(A)

(B)

(C)

(C)

(E)

(D)

AC cord
holder(F)

(B)

(A)

(A)

(A)

(A)

(A)

(A)

(A)

(A)

(A)

Summary of Contents for 28H1

Page 1: ...ransmission system and power source differ from the design specifications Refer to the specifications for the design specifications Contents Safety precautions 2 Circuit description 4 7 Disassembly 8 Service adjustments 9 13 Component locations 14 20 Special functions 21 Waveforms voltages 22 27 Service parts lists Schematic diagram Chassis EH1 A Model 28H1 C28ER59 Europe 28HN1 C28ER59N Europe For...

Page 2: ...ny area of a receiver Components indicated by mark in the parts list and the schematic diagram designate components in which safety can be of special significance It is particularly recommended that only parts designated on the parts list in this manual be used for component replacement designated by mark No deviations from resistance wattage or voltage ratings may be made for replacement items de...

Page 3: ...Aperture Control Matrix Video output System Control CPU memory teletext decoder H V sync driver Vertical drive waveform controller Vertical output Horizontal drive output I 2 C bus D A High voltage CRT Volume Bass Treble Balance Mute AV mode I 2 C Bus control H Centring V Centring SIF carrier L R L R L R L R L R L R L R AV4 Front Scart AV1 AV4 AV3 AV2 Y CVBS C Y H V sync R Y B Y 2Y 2R Y 2B Y VD HD...

Page 4: ...circuit selects the output video signal from the input signal of TV video scart video and front video signal by the CPU via I2C bus The selected video signal is sent to the video chroma demodulator circuit The video chroma demodulator demodulates the video signal or Y and C signal and outputs the colour differential signal R Y B Y Y H sync and V sync signal and supplies them to the double scan con...

Page 5: ...3 11 10 12 IC207 11 BLK 10 12 14 9 5 BLK H sync V sync Y R Y B Y 2Y 2R Y 2B Y R G B IK BLK RGB 23 24 35 34 33 32 Monitor out VR1201 Front 30 4 43MHz osc IF CPU AV Selector Video Chroma Def RGB SW Video Out CVBS Video signal rooting Tu X102 IC101 IF Q107 6 5 22 Q3483 Q3484 Q3483 Q3484 Q3432 Q3431 5 5MHz 5 74MHz 1 15 8 7 7 8 14 13 16 7 29 8 15 3 5 9 24 1 23 13 11 5 3 14 8 10 23 18 15 2 4 7 12 1 32 2...

Page 6: ...UPPLY CIRCUIT Memory 44 39 14 8 14 V Driver 8 21 8 16 8 8 8 4 4 4 H V sync det I2C bus D A CPU 59 8 16 8 8 Video Sharpness 19 16 I2C bus D A Matrix controller 12V 12V SUB DEF BOARD VIDEO BOARD DOUBLE SCAN CONVERTER BOARD Logic ICs 73 14 26 30 35 51 62 8bit A D converter 30 32 42 43 D A converter Double scan converter 14 14 18 14 3 26 36 A2 stereo decoder NICAM stereo decoder 9 9 IF demodulator Syn...

Page 7: ...WITCHES POWER SUPPLY CIRCUIT IC801 CPU D615 TUNER TU VL VH U TUNING IF AGC FRONT AV SW 50 60Hz SW STILL DECAUS COIL SW LED DRIVE IGNORE CVBS TV CVBS AV FRAME VIDEO MUTE I 2 C BUS SCL I 2 C BUS SDA SCL NVM SDA NVM AFT S VERTICAL DEFLECTION CIRCUIT HORIZONTAL DEFLECTION CIRCUIT POWER FAILURE DETECTION Q801 Q103 Q802 Q101 Q804 Q102 Q803 Q604 Q104 Q111 IF AGC I 2 C BUS Control IC001 AUDIO OUT IC350 SY...

Page 8: ...ull out the cabinet back PLACING THE CHASSIS TO SERVICE POSITION 1 Remove 2 screws C 2 Release the wires at hooks D and hooks E 3 Remove an AC cord holder F 4 Turn the chassis to the service position as shown in the picture 5 Fix the chassis with a screw C C A B C C E D AC cord holder F B A A A A A A A A A ...

Page 9: ...setting Item 069 Enter to the Service Mode Press and hold the Function button on the RC handset and then press the Prog button on the TV set To select the adjustment item use the Prog or Prog button The selected item is indicated in red To change the service data use the Level or Level button The data which is set in the service mode is stored into the memory IC automatically Exit from the Service...

Page 10: ...003 Fixed Horizontal centre adjustment for 60Hz difference to ITEM 9 026 HCentTX 010 Fixed Horizontal centre adjustment on teletext mode difference to ITEM 9 027 HSize60 002 Fixed Horizontal width adjustment for 60Hz difference to ITEM 10 028 PinAmp60 001 Fixed Horizontal pincushion adjustment for 60Hz difference to ITEM11 029 Tilt60 003 Fixed Trapezoid distortion correction for 60Hz difference to...

Page 11: ...prove the performance The items which are shown with ADJSTBL should be re adjusted following steps STEREO SEPARATION ADJUSTMENT 1 Enter to the service mode 2 Select item 000 and set data to 000 select item 001 and set data to 006 VERTICAL CENTRING ADJUSTMENT 1 Receive circular pattern 2 Enter to the service mode 3 Select Item 5 and adjust the vertical centre VERTICAL HEIGHT ADJUSTMENT 1 Receive ci...

Page 12: ...oltage to be 6 0 0 2VDC by using T101 PILOT ADJUSTMENT Europe only 1 Receive the A2 stereo signal Carrier 5 5MHz 5 74MHz Deviation 27kHz 2 Connect oscilloscope between TP34A pin 5 of IC3401 and TP34E 3 Adjust the amplitude to be maximum by using T3401 VIDEO AMPLITUDE ADJUSTMENT Europe only 1 Receive the PAL colour bar pattern 2 Connect oscilloscope between JT1201 and JT1201E on the back board 3 Ad...

Page 13: ...een JTP47G and JTP47E on the CRT unit 3 Adjust colour control to minimum brightness to centre and contrast to minimum 4 Adjust the black level to be 165VDC 5V by using SCREEN VR on the FBT HIGH VOLTAGE CONFIRMATION 1 Receive the white pattern 2 Set brightness and contrast controls to maximum 3 Connect digital V meter between TP451 and TP452 and high voltage meter to CRT anode 4 Confirm high voltag...

Page 14: ... IC3531 IC3500 IC801 IC3521 IC674 IC678 TPA TPE A101 TPD VR101 AGC T101 T102 IC101 T103 IC204 IC202 IC3451 IC3401 IC3800 TP34A T3401 IC201 IC207 IC673 SCAN CONVERTER UNIT IC205 IC206 VIDEO UNIT TP2C TP2B TP2A K2PO K2VI K2PL K2K K2L K2W K2Y IC677 IC3431 IC3531 IC3500 IC671 IC350 IC802 IC801 IC3521 IC001 IC675 IC676 TPC TP34E IC203 AFT PILOT VCO AGC FM COMPONENT LOCATIONS ...

Page 15: ... Q102 Q101 Q104 Q114 Q115 Q112 Q111 Q131 Q107 IC101 Q211 Q212 Q213 IC202 IC204 Q214 IC206 IC3451 Q3483 Q3481 Q3412 Q3411 Q3482 IC001 IC3521 Q3431 IC3431 Q3432 IC3531 IC3500 Q873 Q851 IC801 Q804 Q803 Q802 IC3800 IC3401 IC201 IC207 IC205 Q835 Q836 Q831 Q832 Q833 Q3484 ...

Page 16: ...611 Q612 Q613 T611 Converter trans T403 Choke trans T402 Flyback trans IC653 Q422 Q474 IC501 Vertical output Q572 Q555 Q554 Q556 Q461 Q473 Q472 Q471 Q401 Horizontal output Q431 IC431 Q402 LIVE SIDE B VOLT TP4E TP453 TP452 TP451 SCREEN POWER DEF BOARD Component side ...

Page 17: ...06 IC2204 IC2202 IC2205 Q2207 Q2206 Q2204 Q2205 Q1751 Q2202 Q1752 Q1753 Q1755 Q2105 Q2106 Q2110 Q2109 Q2108 Q2107 Q2161 Q2102 Q2101 Q2103 Q2104 Q2201 K20PL K20VI K20PO SUB DEF BOARD Component side VIDEO BOARD Component side IC2351 IC2341 IC2311 IC2371 IC2391 IC2381 IC2361 Q2341 Q364 Q2313 Q361 Q2311 SUB DEF BOARD Circuit side ...

Page 18: ...6 Q7359 Q7355 Q7351 IC7223 IC7206 IC7222 IC2101 Q7360 Q7362 Q7361 VR7353 Q7356 Q7358 Q7357 VR7352 Q7352 Q7354 Q7353 VR7351 IC7215 IC7212 IC7207 IC7214 IC7301 K73A K73C K73B T7201 CLAMP PLL R Y B Y Y DOUBLE SCAN BOARD Component side IC7211 IC7208 IC7205 IC7209 Q7201 IC7202 DOUBLE SCAN BOARD Circuit side ...

Page 19: ...deo Level Q1231 Q1232 Q1002 Q1205 Q1206 Q1203 Q1204 Q1202 Q1208 Q1201 Q1207 IC1201 Q1001 K10Y K10W JT1201 JT1201E VIDEO AMP Q702 Q703 Q721 Q701 Q731 Q711 IC711 B OUT IC721 G OUT IC731 R OUT K701 JTP47E JTP47G BACK BOARD Component side CRT BOARD Component side ...

Page 20: ...nual EH1 chassis T602 T681 SW601 Mains SWitch F601 Fuse A1901 SW1901 SW1902 SW1903 SW1904 Prog Prog Vol Vol F M PT SYS T602 T681 SW1905 SW1906 SW1907 Q682 Q688 Q1111 Q1121 Q1131 K1101 K001 FRONT BOARD Component side ...

Page 21: ...amme position 4 start SET 5 Programme position 5 start SET 6 Programme position 6 start SET 7 Programme position 7 start SET 8 Programme position 8 start SET 9 AV1 start SETTING PROCEDURE 1 Press and hold the button on the Remote control handset and then press the P button on the TV set 2 To select the ITEM number press the button on the remote control handset 3 To select the SET number press the ...

Page 22: ...1 1 1 6V 2 0V 3 0V 4 0V 5 1 5V 6 9 4V 7 13 2V 8 5 0V 9 27 7V 10 0V 11 5 0V 12 12 7V IC101 1 11 1V 2 5 7V 3 6 8V 4 4 6V 5 4 7V 6 4 6V 7 0V 8 3 7V 9 12 1V 10 9 0V 11 4 1V 12 4 2V 13 6 8V 14 7 0V 15 11 2V 16 11 3V 17 4 6V 18 5 3V 19 4 7V 20 5 3V 21 5 3V 22 10 1V 23 5 1V 24 2 0V IC201 1 8 1V 2 2 3V 3 2 3V 4 2 4V 5 4 1V 6 3 8V 7 2 3V 8 5 1V 9 0V 10 2 3V 11 2 2V 12 2 2V 13 0 7V 14 1 0V 15 0V 16 0 4V On ...

Page 23: ... 2 0V 3 0V 4 0 6V 5 5 0V 6 5 0V 7 5 1V 8 0 1V 9 2 5V 10 0 6V 11 3 7V 12 3 1V 13 0V 14 0 1V 15 5 2V 16 5 1V 17 0 1V 18 0V 19 5 1V 20 3 3V 21 0 1V 22 0V 23 2 1V 24 0 1V 25 2 0V 26 2 5V 27 0V 28 0V 29 5 0V 30 0V 31 2 1V 32 0V 33 0V 34 0V 35 0V 36 0 3V 37 0 1V 38 5 0V 39 5 0V 40 0 1V 41 2 4V 42 2 7V 43 0V 44 5 1V 45 4 6V 46 0V 47 5 0V 48 5 0V 49 4 1V 50 3 6V 51 5 1V 52 5 1V IC802 1 0V 2 0V 3 0V 4 0V 5...

Page 24: ...n26 CVBS in 0 5 div 20µs div IC202 pin12 Y out DC 0V 1V div 20µs div IC202 pin2 B Y out 0 2V div 20µs div IC202 pin1 R Y out 0 2V div 20µs div IC202 pin17 H out 1V div 20µs div DC 0V IC202 pin10 Sandcastle 1V div 20µs div DC 0V IC202 pin11 V out 1V div 5ms div DC 0V IC202 pin14 B Y out 0 5V div 20µs div IC202 pin13 R Y out 0 5V div 20µs div K2SCI 7 H sync 1V div 20µs div DC 0V TP2C Y 2 0 2V div 10...

Page 25: ...Q664 E 0V C 37 8V B 0 1V Q641 E 6 4V C 37 8V B 7 0V Q612 C Power drive 1V div 10µs div Q613 C power out 200V div 10µs div Q402 C H drive 10V div 10µs div Q401 C H out 250V div 10µs div Q472 E Pcc 5V div 2ms div IC501 pin3 V out 10V div 2ms div Q611 C Power amp 1V div 10µs div On the Sub Def Board 1 IC361 1 8 0V 2 2 4V 3 3 8V 4 7 0V 5 7 0V 6 7 8 9 0V 10 0 8V 11 13 1V 12 0 2V 13 0 2V 14 0V 15 0V 16 ...

Page 26: ...0µs div DC 0V On the Video Board IC2102 1 0V 2 0 1V 3 3 7V 4 0V 5 4 5V 6 3 3V 7 7 6V 8 0V 9 0 1V 10 0 1V 11 0V 12 9 1V 13 9 1V 14 3 8V 15 4 2V 16 9 1V IC2202 1 0 4V 2 0 4V 3 0 4V 4 0V 5 4 7V 6 4 7V 7 4 7V 8 5 1V IC2203 1 0V 2 5 1V 3 5 1V 4 5 1V 5 0 2V 6 0V 7 5 0V 8 0V 9 0 1V 10 0V 11 5 1V 12 5 0V 13 0 1V 14 0V 15 5 0V 16 5 0V IC2206 1 1 2V 2 0V 3 0V 4 0V 5 0 1V 6 2 2V 7 0 1V 8 0V Q2101 E 5 1V C 9 ...

Page 27: ...5V 39 4 5V 40 4 5V 41 4 5V 42 4 5V 43 4 5V 44 9 0V 45 4 5V 46 4 5V 47 4 5V 48 4 5V Q1001 E 0 6V C 0V B 0V Q1002 E 3 9V C 9 1V B 4 5V Q1201 E 3 8V C 9 0V B 4 5V Q1202 E 3 8V C 0V B 4 5V Q1203 E 5 1V C 9 0V B 3 0V Q1204 E 4 5V C 9 0V B 5 1V Q1205 E 6 1V C 9 0V B 5 1V Q1003 E 6 6V C 9 0V B 7 4V Q1206 E 7 5V C 9 0V B 5 6V Q1207 E 2 6V C 0V B 1 9V Q1208 E 2 6V C 0V B 1 9V Q1232 E 4 0V C 9 0V B 4 6V Q12...

Page 28: ... CUSHION B3MY UK X4 CHASSIS PARTS 16 610 262 7015 HOLDER PWB A S5MF 17 610 266 0876 HOLDER PWB F F3TV 18 610 266 0883 HOLDER PWB R F3TV 19 610 268 1949 HOLDER PWB C F3TV X2 ACCESSORIES 20 645 024 1369 ASSY REMOCON SXMRA 645 000 6708 BATTERY MANGAN COMPOSITE FOR 28H1 ONLY SKP10097 INST MANUAL F3TT GB D F NL GK SKP10098 INST MANUAL F3TT P I FIN DN S FOR 28HN1 ONLY SKP10075 INST MANUAL F3TV GB D F NL...

Page 29: ... replacement is made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark Note Parts order must contain Service Ref No Part No and descri...

Page 30: ... 2K JA 1 6W R1122 401 024 7707 CARBON 100K JA 1 6W R1123 401 025 2305 CARBON 150K JA 1 6W R1124 401 024 9305 CARBON 1 2K JA 1 6W R1132 401 024 7400 CARBON 10K JA 1 6W R1133 401 024 7400 CARBON 10K JA 1 6W R1134 401 024 9305 CARBON 1 2K JA 1 6W R1141 401 024 7400 CARBON 10K JA 1 6W R1901 401 027 3003 CARBON 56K JA 1 6W R1902 401 025 1902 CARBON 15K JA 1 6W R1903 401 027 8602 CARBON 8 2K JA 1 6W R19...

Page 31: ...405 019 3804 TR 2SC536 G NP INTEGRATED CIRCUIT IC501 409 374 0607 IC LA7846N IC652 409 362 8509 IC AN78M12 409 365 2900 IC BA178M12T 409 366 1803 IC MC78M12CT IC653 409 313 0804 IC TA79012S CAPACITOR C404 403 076 0507 CERAMIC 2200P K 500V C410 403 135 3609 ELECT 2200U M 6 3V C411 403 165 6700 CERAMIC 680P K 3K 403 232 3403 CERAMIC 680P K 3K C412 404 066 4901 MT POLYPRO 5100P H 1 5K C413 404 063 64...

Page 32: ... 6W R476 401 027 5205 CARBON 680 JA 1 6W R477 402 060 7805 FUSIBLE RES 2 7 J 1 2W R480 401 024 7400 CARBON 10K JA 1 6W R491 401 066 5204 OXIDE MT 22 JA 2W R492 401 024 7400 CARBON 10K JA 1 6W R493 401 024 7707 CARBON 100K JA 1 6W R495 401 027 3003 CARBON 56K JA 1 6W R496 401 024 7400 CARBON 10K JA 1 6W R500 401 069 0404 OXIDE MT 6 8 JA 2W R501 401 025 1803 CARBON 15K GA 1 6W R503 402 015 2800 FUSI...

Page 33: ...06 DIODE EU01Z D492 407 007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D493 407 007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D501 407 005 8602 DIODE ERA15 02 D502 407 118 2207 ZENER DIODE 1Z75 D503 407 056 2307 ZENER DIODE RD36EB1 407 056 2406 ZENER DIODE RD36EB2 407 056 2505 ZENER DIODE RD36EB3 D504 407 005 8602 DIODE ERA15 02 D505 407 118 220...

Page 34: ...05 002 0308 TR 2SA1037K T146 R 405 002 6706 TR 2SA1179 M6 TB Q835 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812 L6 TB Q836 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812 L6 TB Q851 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812 L6 TB Q873 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812 L6 TB INTEGRATED CIRCUIT IC001 409 379 2903 IC TA8200AH IC101 409 310 8407 IC...

Page 35: ...6 CERAMIC 0 1U Z 50V C233 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C234 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C235 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C236 403 043 9106 ELECT 47U M 16V C237 403 041 8804 ELECT 10U M 16V C238 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C241 403 068 0409 CERAMIC 0 1U Z 25...

Page 36: ... 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C671 403 043 9106 ELECT 47U M 16V C672 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C673 403 043 9106 ELECT 47U M 16V C674 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C675 403 043 9106 ELECT 47U M 16V C676 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C677 403 043 9106 ELECT 47U M 16V ...

Page 37: ... 1 10W R3476 401 038 7700 MT GLAZE 5 6K JA 1 10W R3477 401 026 4308 CARBON 3 3K JA 1 6W R3479 401 026 4308 CARBON 3 3K JA 1 6W R3481 401 038 3603 MT GLAZE 3 3K JA 1 10W R3482 401 038 3603 MT GLAZE 3 3K JA 1 10W R351 401 037 6704 MT GLAZE 1 2K JA 1 10W R3515 401 037 5400 MT GLAZE 1K JA 1 10W R3516 401 037 5400 MT GLAZE 1K JA 1 10W R3517 401 037 5400 MT GLAZE 1K JA 1 10W R3518 401 037 5400 MT GLAZE ...

Page 38: ...807 DIODE 1SS355 TE 17 D676 407 149 0807 DIODE 1SS355 TE 17 D677 408 007 8607 DIODE 1N4148 407 013 1206 DIODE 1S1555 D678 408 007 8607 DIODE 1N4148 407 013 1206 DIODE 1S1555 D679 407 149 0807 DIODE 1SS355 TE 17 D872 407 055 7907 ZENER DIODE RD3 6EL MISCELLANEOUS A101 645 017 2571 TUNER U V X102 421 002 2609 SAW F TSF5315 X103 421 005 1708 SAW F TSB5310U X104 610 015 2854 TRAP CERAMIC 5 5MHZ X105 6...

Page 39: ... 22U J 50V 403 263 5704 MT COMPO 0 22U J 50V C2138 403 069 9500 CERAMIC 0 01U Z 50V C2139 403 069 9500 CERAMIC 0 01U Z 50V C2151 403 248 1608 ELECT 47U M 16V C2152 403 069 9500 CERAMIC 0 01U Z 50V C2153 403 043 9106 ELECT 47U M 16V C2154 403 069 9500 CERAMIC 0 01U Z 50V C2161 403 248 1608 ELECT 47U M 16V C2162 403 069 9500 CERAMIC 0 01U Z 50V C2163 403 248 2001 ELECT 4 7U M 25V C2164 403 248 2001 ...

Page 40: ...1 10W R2178 401 038 7700 MT GLAZE 5 6K JA 1 10W R2179 401 037 8005 MT GLAZE 15K JA 1 10W R2180 401 037 5004 MT GLAZE 0 000 ZA 1 10W R2181 401 038 0701 MT GLAZE 2 2K JA 1 10W R2182 401 038 3702 MT GLAZE 33K JA 1 10W R2183 401 038 2200 MT GLAZE 27K JA 1 10W R2184 401 037 5004 MT GLAZE 0 000 ZA 1 10W R2185 401 038 7700 MT GLAZE 5 6K JA 1 10W R2186 401 038 7700 MT GLAZE 5 6K JA 1 10W R2187 401 037 800...

Page 41: ...9 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S 405 015 8704 TR 2SC2812 L6 TB 405 015 8902 TR 2SC2812 L7 TB Q7355 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S 405 015 8704 TR 2SC2812 L6 TB 405 015 8902 TR 2SC2812 L7 TB Q7356 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S 405 015 8704 TR 2SC2812 L6 TB 405 015 8902 TR 2SC2812 L7 TB Q7357 405 002 0308 TR 2SA10...

Page 42: ...1 037 5608 MT GLAZE 10K JA 1 10W R7234 401 037 5608 MT GLAZE 10K JA 1 10W R7235 401 037 5608 MT GLAZE 10K JA 1 10W R7236 401 037 5608 MT GLAZE 10K JA 1 10W R7237 401 037 5608 MT GLAZE 10K JA 1 10W R7238 401 037 5608 MT GLAZE 10K JA 1 10W R7239 401 037 5608 MT GLAZE 10K JA 1 10W R7240 401 037 5608 MT GLAZE 10K JA 1 10W R7241 401 037 5608 MT GLAZE 10K JA 1 10W R7242 401 037 5608 MT GLAZE 10K JA 1 10...

Page 43: ... 610 235 5697 LC BLOCK XL7306 645 000 2250 FILTER EMI 100PF XL7307 645 000 2250 FILTER EMI 100PF XL7308 645 000 2250 FILTER EMI 100PF XL7309 645 000 2250 FILTER EMI 100PF XL7310 610 235 5697 LC BLOCK XL7311 610 235 5697 LC BLOCK XL7312 610 235 5697 LC BLOCK XL7314 645 000 2250 FILTER EMI 100PF XL7315 645 000 2250 FILTER EMI 100PF 610 265 7234ASSY PWB CRT F3TV 1AA0B10E35900 TRANSISTOR Q701 406 007 ...

Page 44: ...SC2812 L6 TB INTEGRATED CIRCUIT IC2311 409 018 4008 IC LA6393M TP T1 IC2331 409 314 0803 IC CXA1315P IC2341 409 223 2004 IC MC74HC74AF R1 IC2351 409 313 2709 IC CXD2018Q IC2361 409 018 3704 IC LA6358M TP T1 IC2371 409 018 4701 IC LA6458M T1 IC2381 409 018 4701 IC LA6458M T1 IC2391 409 018 4701 IC LA6458M T1 IC361 409 313 2808 IC UPC1377C CAPACITOR C2310 403 070 2606 CERAMIC 0 1U Z 50V C2311 403 02...

Page 45: ...AZE 56K JA 1 10W R2388 401 037 5608 MT GLAZE 10K JA 1 10W R2391 401 038 6505 MT GLAZE 47K JA 1 10W R2392 401 037 8104 MT GLAZE 150K JA 1 10W R2393 401 038 3702 MT GLAZE 33K JA 1 10W R2394 401 038 7908 MT GLAZE 560K JA 1 10W R2395 401 037 5608 MT GLAZE 10K JA 1 10W R2396 401 037 5608 MT GLAZE 10K JA 1 10W R2397 401 037 5608 MT GLAZE 10K JA 1 10W R2398 401 037 5400 MT GLAZE 1K JA 1 10W R360 401 037 ...

Page 46: ...ERAMIC 0 01U Z 50V C1033 403 069 1702 CERAMIC 1000P K 50V C1034 403 069 1702 CERAMIC 1000P K 50V C1035 403 009 5708 CERAMIC 100P J 50V C1036 403 009 5708 CERAMIC 100P J 50V C1042 403 049 0800 ELECT 1U M 50V C1044 403 049 0800 ELECT 1U M 50V C1045 403 041 9405 ELECT 10U M 16V C1046 403 033 4500 CERAMIC 82P J 50V C1047 403 049 0800 ELECT 1U M 50V C1048 403 049 0800 ELECT 1U M 50V C1061 403 069 9500 ...

Page 47: ...3 INDUCTOR 10U J L1203 645 007 9443 INDUCTOR 10U J DIODE D1002 407 075 9905 ZENER DIODE EQA03 11A 407 063 8309 ZENER DIODE MTZJ11C D1004 407 075 9905 ZENER DIODE EQA03 11A 407 063 8309 ZENER DIODE MTZJ11C D1005 407 075 9905 ZENER DIODE EQA03 11A 407 063 8309 ZENER DIODE MTZJ11C D1007 407 075 9905 ZENER DIODE EQA03 11A 407 063 8309 ZENER DIODE MTZJ11C D1008 407 075 9905 ZENER DIODE EQA03 11A 407 06...

Page 48: ... 052 8503 ELECT 1000U M 35V C014 403 045 9807 ELECT 2200U M 25V C015 403 044 6609 ELECT 10U M 25V C016 403 045 9807 ELECT 2200U M 25V C019 403 270 3403 MT POLYEST 0 22U K 63V 403 237 7901 MT COMPO 0 22U J 50V C020 403 270 3403 MT POLYEST 0 22U K 63V 403 237 7901 MT COMPO 0 22U J 50V C021 403 047 3100 ELECT 47U M 25V C022 403 047 3100 ELECT 47U M 25V C023 403 047 3100 ELECT 47U M 25V C101 403 069 9...

Page 49: ... 069 1702 CERAMIC 1000P K 50V C3511 403 152 4702 NP ELECT 10U M 16V C3512 403 152 4702 NP ELECT 10U M 16V C352 403 023 4404 CERAMIC 330P J 50V C3521 403 042 2405 ELECT 100U M 16V C3522 403 069 9500 CERAMIC 0 01U Z 50V C3523 403 042 2405 ELECT 100U M 16V C3524 403 166 7300 MT POLYEST 0 082U J 63V 403 260 3208 MT COMPO 0 082U J 50V C3525 403 075 5305 CERAMIC 8200P K 50V C3526 403 075 5305 CERAMIC 82...

Page 50: ...2 401 037 7909 MT GLAZE 1 5K JA 1 10W R213 401 038 0602 MT GLAZE 220 JA 1 10W R214 401 037 7909 MT GLAZE 1 5K JA 1 10W R215 401 038 0602 MT GLAZE 220 JA 1 10W R216 401 037 7909 MT GLAZE 1 5K JA 1 10W R217 401 038 5300 MT GLAZE 39K JA 1 10W R218 401 038 6406 MT GLAZE 4 7K JA 1 10W R219 401 037 5608 MT GLAZE 10K JA 1 10W R220 401 026 0607 CARBON 270 JA 1 6W R221 401 024 6700 CARBON 100 JA 1 6W R222 ...

Page 51: ...10W R884 401 037 7800 MT GLAZE 150 JA 1 10W R885 401 038 2101 MT GLAZE 2 7K JA 1 10W R887 401 038 2101 MT GLAZE 2 7K JA 1 10W R888 401 037 5202 MT GLAZE 100 JA 1 10W R889 401 037 5202 MT GLAZE 100 JA 1 10W R891 401 037 5608 MT GLAZE 10K JA 1 10W R892 401 037 5608 MT GLAZE 10K JA 1 10W VARIABLE RESISTOR VR101 645 006 5521 VR SEMI 22K N TRANSFORMER T102 610 037 4522 S COIL T103 610 037 4539 S COIL T...

Page 52: ...SANYO ELECTRIC CO LTD SERVICE MANUAL FOR EH1 CHASSIS ...

Page 53: ...H drive GND H SYNC V SYNC GND HD NTSC H BLK FBT pulse V BLK 1 12 1 1 1 1 1 6 10 7 11 1 12 1 11 ASSY PWB SUB_DEF F3TV SHEET 3 ASSY PWB VIDEO F3TV SHEET 4 ASSY PWB SCAN CONV F3TV SHEET 4 12 ASSY PWB BACK F3TV SHEET 3 1 1 1 1 6 10 7 12 1 PCC NOR 4 12V 5V 12V 12V X X K20P0 X K73A X K73C X K73B X K20VI X K20PL X K17M J10EA040N K20D J10EH1120N X X X J10EH060N J10EH070N J10EH10 0N K2C K2B K2E J11EH060N J...

Page 54: ...72 C841 C884 C883 R822 R821 R1922 MUTE RE_15V RE_CONT KEY LED RC CPU_GND RC_5V RC_5V GND KEY_GND C851 L201 L202 R206 R205 C225 C226 D873 D671 D675 D676 D677 Q851 R857 L803 C666 R207 R676H1 R676H2 R820 R874 C355 C852 R220 R224 R225 L220 L221 L222 C220 C227 C228 C658 C659 D678 R832 R834 R836 Q836 C221 TP8A C656 D673 C230 C654 R3532 R3531 C3538 C3532 C3534 C3536 C3545 R3534 IC676H1 IC676H2 JT805 TP2A...

Page 55: ...M 47CD 33K B X F 10K X X 330 15K M 1K 500KK 2200A 2SJ22 ERA 21 02 22 02 EU01Z 100EM 100AE KZ0 01F X X DG33K X 2400010 2400010 2400010 2400010 2400010 2400010 2400030 2400030 3000KK680 AHH CTB 2SJ470 1Z75 1Z75 4 3K 2400010 2400010 2400030 2400030 X X 2400010 1 6DG 27K 1K 2SJ15K J L40B06800 1 2 FJ56 2 7K L26B0170N L26B0260N LM0045 1 2FJ2 7 250GK1AXQ 630NJ 0 018 EAQ 1500MH 4200XH L26B1720N X 2SC 5047...

Page 56: ...P34E R015 C3424 C3416 C3445 C3447 C3448 C3415 C134 TPA VR101 R157 TP34A X104 R156 R3804 X3803 JT3403 X3802 L3401 R158 Q113 C678 C674 C146 TPE C3438 C3437 C3436 C3435 R014 R013 C012 C020 C011 C019 C010 C013 R010 R011 C021 C022 C023 R672 C673 R152 R148 R146 R142 R674 C677 C3431 C3432 L3431 C3409 R3403 C110 Q104 R107 JT102 TPD R3422 C3427 C3440 C3439 R3478 C014 C016 R3426 R3428 R3425 R3427 C3428 C343...

Page 57: ...R2349 R2348 K23M R2371 R2389 JW3C C2376 C2378 C2377 C2335 R2359 R2390 C398 R2310 VR2302 VR2301 VR391 V CENT C2310 R2347 Q2346 R2346 C2398 K23DF R2399 J23HW C2331 C2312 C2380 R2341 D2310 D362 D2301 D2302 D2303 D2341 D2393 D2394 D2391 D2392 D2374 D2359 D2365 D2331 D2351 D2352 D2375 D391 VCC VCC VCC GND J23A2 J23A1 K23N J23HW2 R396 Q396 C2379 R2350 JW23M JW23L 1 10 GJ2 7K 1 10 GJ39K 1 10 GJ10K 1 10 G...

Page 58: ... Q1205 R1211 R1212 R1214 R1213 Q1206 R1220 R1219 L1202 C1212 C1211 R1221 R1222 R1228 C1221 R1229 C1222 C1231 C1208 C1233 C1205 C1213 L1201 C1207 D1202 R1223 C1204 JT1201 JT1201E R1016 R1017 R1018 R1237 R1236 C1214 R1241 C1031 L1044 R1045 C1020 C1032 L1029 L1028 R1031 R1029 C1046 R1013 L1011 C1014 D1001 D1003 D1012 D1021 D1020 D1203 D1201 Q1002 Q1003 R1063 R1067 R1066 R1065 R1062 R1061 J1068 J1069 ...

Page 59: ...7VM R2259 IC2205 IC2206 GND VCC R2264 R2263 R2262 R2261 C2261 R2265 L2104 L2105 L2106 AT2ARW ARW AN5395FBP AN5390FBS HJ0 22G HJ0 22H GJ0 22T 16EM 47CD KZ0 01 FA 2SC2412KS 2SC2812L7 2SC2412KR 2SC2812L6 1 10GJ 680 1 10GJ 18K 1 10 GJ39K 16PM10K 1 10GJ 680 KK0 01BA 1 10 GJ100 1 10 GJ 100 1 10 GJ 100 KK 0 01BA KZ0 01 FA 1 10 GJ330 25EM 4 7CD KK0 01 BA 1 10GJ68K 2SC2412KS 2SC2812L7 2SC2412KR 2SC2812L6 1...

Page 60: ...7351 VR7353 VR7352 C7227 L7331 L7333 IC7205 IC7201 C7209 C7215 R7206 C7212 C7203 VR7201 R7201 R7202 C7204 R7203 C7206 XL7202 XL7201 C7201 C7202 C7216 C7217 XL7203 R7209 R7217 C7220 IC7211 XL7208 XL7209 C7239 C7240 C7241 C7242 C7243 C7245 C7213 C7211 C7214 XL7204 C7228 XL7205 C7229 C7221 XL7206 C7234 L7201 L7202 L7332 L7334 IC7202 C7208 C7205 C7236 R7322 R7333 C7301 R7302 R7303 R7301 R7304 Q7301 C7...

Page 61: ...Part No 1AA6P2P0675 F3TT SHEET 5 7 POWER DEF BOARD Circuit side ...

Page 62: ...MAIN BOARD Circuit side ...

Page 63: ...500 Q873 Q851 IC801 Q804 Q803 Q802 IC3800 IC3401 IC201 IC207 IC205 Q835 Q836 Q831 Q832 Q833 Q3484 IC652 VR641 Q641 Q661 Q664 D615 Q611 Q612 Q613 T611 Converter trans T403 Choke trans T402 Flyback trans IC653 Q422 Q474 IC501 Vertical output Q572 Q555 Q554 Q556 Q461 Q473 Q472 Q471 Q401 Horizontal output Q431 IC431 Q402 LIVE SIDE B VOLT TP4E TP453 TP452 TP451 SCREEN Part No 1AA6P2P0675 F3TT SHEET 6 7...

Page 64: ...N K23M J23HW H SIZE SW IC2331 IC361 VR391 H OSC Q2314 Q2312 IC2351 IC2341 IC2311 IC2371 IC2391 IC2381 IC2361 Q2341 Q364 Q2313 Q361 Q2311 K1001 K1002 K1003 VR1201 Video Level Q1231 Q1232 Q1002 Q1205 Q1206 Q1203 Q1204 Q1202 Q1208 Q1201 Q1207 IC1201 Q1001 K10Y K10W JT1201 JT1201E VIDEO AMP SUB DEF BOARD Circuit side SUB DEF BOARD Component side SUB DEF BOARD Circuit side BACK BOARD Component side DOU...

Page 65: ...e Video Board IC2102 1 0V 2 0 1V 3 3 7V 4 0V 5 4 5V 6 3 3V 7 7 6V 8 0V 9 0 1V 10 0 1V 11 0V 12 9 1V 13 9 1V 14 3 8V 15 4 2V 16 9 1V IC2202 1 0 4V 2 0 4V 3 0 4V 4 0V 5 4 7V 6 4 7V 7 4 7V 8 5 1V IC2203 1 0V 2 5 1V 3 5 1V 4 5 1V 5 0 2V 6 0V 7 5 0V 8 0V 9 0 1V 10 0V 11 5 1V 12 5 0V 13 0 1V 14 0V 15 5 0V 16 5 0V IC2206 1 1 2V 2 0V 3 0V 4 0V 5 0 1V 6 2 2V 7 0 1V 8 0V Q2101 E 5 1V C 9 1V B 5 7V Q2102 E 5...

Page 66: ...reSNR 000 Fixed Change Dcore value according to TDA9143 noise detection 0 No correction 062 Sepetn 100 Fixed Setting of Dgain and aperture control value Adjustment Items and data Table 063 Xtal 002 Fixed X tal setting 0 3 58 3 58 1 3 58 2 4 43 3 4 43 3 58 064 System 224 Fixed Sub address setting 01 of TDA9134 065 TintTDA 016 Fixed Tint setting of TDA9143 066 YDelyPA 010 Fixed Y C phase setting for...

Page 67: ...NC V SYNC GND HD NTSC H BLK FBT pulse V BLK 1 12 1 1 1 1 1 6 10 7 11 1 12 1 11 ASSY PWB SUB_DEF F3TV SHEET 3 ASSY PWB VIDEO F3TV SHEET 4 ASSY PWB SCAN CONV F3TV SHEET 4 12 ASSY PWB BACK F3TV SHEET 3 1 1 1 1 6 10 7 12 1 PCC NOR 4 12V 5V 12V 12V X X K20P0 X K73A X K73C X K73B X K20VI X K20PL X K17M J10EA040N K20D J10EH1120N X X X J10EH060N J10EH070N J10EH10 0N K2C K2B K2E J11EH060N J11EH070N J11EH10...

Page 68: ...72 C841 C884 C883 R822 R821 R1922 MUTE RE_15V RE_CONT KEY LED RC CPU_GND RC_5V RC_5V GND KEY_GND C851 L201 L202 R206 R205 C225 C226 D873 D671 D675 D676 D677 Q851 R857 L803 C666 R207 R676H1 R676H2 R820 R874 C355 C852 R220 R224 R225 L220 L221 L222 C220 C227 C228 C658 C659 D678 R832 R834 R836 Q836 C221 TP8A C656 D673 C230 C654 R3532 R3531 C3538 C3532 C3534 C3536 C3545 R3534 IC676H1 IC676H2 JT805 TP2A...

Page 69: ...M 47CD 33K B X F 10K X X 330 15K M 1K 500KK 2200A 2SJ22 ERA 21 02 22 02 EU01Z 100EM 100AE KZ0 01F X X DG33K X 2400010 2400010 2400010 2400010 2400010 2400010 2400030 2400030 3000KK680 AHH CTB 2SJ470 1Z75 1Z75 4 3K 2400010 2400010 2400030 2400030 X X 2400010 1 6DG 27K 1K 2SJ15K J L40B06800 1 2 FJ56 2 7K L26B0170N L26B0260N LM0045 1 2FJ2 7 250GK1AXQ 630NJ 0 018 EAQ 1500MH 4200XH L26B1720N X 2SC 5047...

Page 70: ...01 R158 Q113 C678 C674 C146 TPE C3438 C3437 C3436 C3435 R014 R013 C012 C020 C011 C019 C010 C013 R010 R011 C021 C022 C023 R672 C673 R152 R148 R146 R142 R674 C677 C3431 C3432 L3431 C3409 R3403 C110 Q104 R107 JT102 TPD R3422 C3427 C3440 C3439 R3478 R3469 C014 C016 R3426 R3428 R3425 R3427 C3428 C3433 C3425 C3426 C3444 C3446 C3430 C3441 C3442 C3429 R3423 R3424 R3481 R3482 Q3482 Q3484 R3476 R3474 R3475 ...

Page 71: ...R2349 R2348 K23M R2371 R2389 JW3C C2376 C2378 C2377 C2335 R2359 R2390 C398 R2310 VR2302 VR2301 VR391 V CENT C2310 R2347 Q2346 R2346 C2398 K23DF R2399 J23HW C2331 C2312 C2380 R2341 D2310 D362 D2301 D2302 D2303 D2341 D2393 D2394 D2391 D2392 D2374 D2359 D2365 D2331 D2351 D2352 D2375 D391 VCC VCC VCC GND J23A2 J23A1 K23N J23HW2 R396 Q396 C2379 R2350 JW23M JW23L 1 10 GJ2 7K 1 10 GJ39K 1 10 GJ10K 1 10 G...

Page 72: ... Q1205 R1211 R1212 R1214 R1213 Q1206 R1220 R1219 L1202 C1212 C1211 R1221 R1222 R1228 C1221 R1229 C1222 C1231 C1208 C1233 C1205 C1213 L1201 C1207 D1202 R1223 C1204 JT1201 JT1201E R1016 R1017 R1018 R1237 R1236 C1214 R1241 C1031 L1044 R1045 C1020 C1032 L1029 L1028 R1031 R1029 C1046 R1013 L1011 C1014 D1001 D1003 D1012 D1021 D1020 D1203 D1201 Q1002 Q1003 R1063 R1067 R1066 R1065 R1062 R1061 J1068 J1069 ...

Page 73: ...7VM R2259 IC2205 IC2206 GND VCC R2264 R2263 R2262 R2261 C2261 R2265 L2104 L2105 L2106 AT2ARW ARW AN5395FBP AN5390FBS HJ0 22G HJ0 22H GJ0 22T 16EM 47CD KZ0 01 FA 2SC2412KS 2SC2812L7 2SC2412KR 2SC2812L6 1 10GJ 680 1 10GJ 18K 1 10 GJ39K 16PM10K 1 10GJ 680 KK0 01BA 1 10 GJ100 1 10 GJ 100 1 10 GJ 100 KK 0 01BA KZ0 01 FA 1 10 GJ330 25EM 4 7CD KK0 01 BA 1 10GJ68K 2SC2412KS 2SC2812L7 2SC2412KR 2SC2812L6 1...

Page 74: ...7351 VR7353 VR7352 C7227 L7331 L7333 IC7205 IC7201 C7209 C7215 R7206 C7212 C7203 VR7201 R7201 R7202 C7204 R7203 C7206 XL7202 XL7201 C7201 C7202 C7216 C7217 XL7203 R7209 R7217 C7220 IC7211 XL7208 XL7209 C7239 C7240 C7241 C7242 C7243 C7245 C7213 C7211 C7214 XL7204 C7228 XL7205 C7229 C7221 XL7206 C7234 L7201 L7202 L7332 L7334 IC7202 C7208 C7205 C7236 R7322 R7333 C7301 R7302 R7303 R7301 R7304 Q7301 C7...

Page 75: ...Part No 1AA6P2P0674 F3TV SHEET 5 7 POWER DEF BOARD Circuit side ...

Page 76: ...MAIN BOARD Circuit side ...

Page 77: ...500 Q873 Q851 IC801 Q804 Q803 Q802 IC3800 IC3401 IC201 IC207 IC205 Q835 Q836 Q831 Q832 Q833 Q3484 IC652 VR641 Q641 Q661 Q664 D615 Q611 Q612 Q613 T611 Converter trans T403 Choke trans T402 Flyback trans IC653 Q422 Q474 IC501 Vertical output Q572 Q555 Q554 Q556 Q461 Q473 Q472 Q471 Q401 Horizontal output Q431 IC431 Q402 LIVE SIDE B VOLT TP4E TP453 TP452 TP451 SCREEN Part No 1AA6P2P0674 F3TV SHEET 6 7...

Page 78: ...N K23M J23HW H SIZE SW IC2331 IC361 VR391 H OSC Q2314 Q2312 IC2351 IC2341 IC2311 IC2371 IC2391 IC2381 IC2361 Q2341 Q364 Q2313 Q361 Q2311 K1001 K1002 K1003 VR1201 Video Level Q1231 Q1232 Q1002 Q1205 Q1206 Q1203 Q1204 Q1202 Q1208 Q1201 Q1207 IC1201 Q1001 K10Y K10W JT1201 JT1201E VIDEO AMP SUB DEF BOARD Circuit side SUB DEF BOARD Component side SUB DEF BOARD Circuit side BACK BOARD Component side DOU...

Page 79: ...e Video Board IC2102 1 0V 2 0 1V 3 3 7V 4 0V 5 4 5V 6 3 3V 7 7 6V 8 0V 9 0 1V 10 0 1V 11 0V 12 9 1V 13 9 1V 14 3 8V 15 4 2V 16 9 1V IC2202 1 0 4V 2 0 4V 3 0 4V 4 0V 5 4 7V 6 4 7V 7 4 7V 8 5 1V IC2203 1 0V 2 5 1V 3 5 1V 4 5 1V 5 0 2V 6 0V 7 5 0V 8 0V 9 0 1V 10 0V 11 5 1V 12 5 0V 13 0 1V 14 0V 15 5 0V 16 5 0V IC2206 1 1 2V 2 0V 3 0V 4 0V 5 0 1V 6 2 2V 7 0 1V 8 0V Q2101 E 5 1V C 9 1V B 5 7V Q2102 E 5...

Page 80: ...reSNR 000 Fixed Change Dcore value according to TDA9143 noise detection 0 No correction 062 Sepetn 100 Fixed Setting of Dgain and aperture control value Adjustment Items and data Table 063 Xtal 002 Fixed X tal setting 0 3 58 3 58 1 3 58 2 4 43 3 4 43 3 58 064 System 224 Fixed Sub address setting 01 of TDA9134 065 TintTDA 016 Fixed Tint setting of TDA9143 066 YDelyPA 010 Fixed Y C phase setting for...

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