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SERVICE MANUAL   Colour Television   

Product Code: 111376504

Original Version

Chassis Series: LB4-C

C8AE

FILE NO.

Model No. C29LF37

Service Ref. No. C29LF37-00

(Argentina)

Give complete “SERVICE REF. NO.” for parts
order or servicing. It is shown on the rating
plate at the cabinet back of the unit.

This T.V. receiver will not work properly in 
foreign countries where the television trans-
mission system and power source differ from
the design specifications. Refer to the specifi-
cation table.

POWER

Specifications

Power Source  . . . . . . . .AC220V, 50Hz / 60Hz
Receiving System  . . . . .PAL (M/M, N/N), NTSC (M/M)
Channel Coverage

Antenna mode  VHF: CH02-CH13, UHF: CH14-CH69
CATV mode      VHF band: CH01-CH13, Mid band: CH14-CH22  
Super band: CH23-CH36, Hyper band: CH37-CH64
Ultra band: CH65-CH94 and CH100-CH125
Low mid band: CH95-CH99

Video IF  . . . . . . . . . . . . .45.75MHz      
Aerial Input Impedance 75

Input Terminals

AV1 (Video): Composite Video Input (Phone Jack) x 1

S-Video Input (Separated Y/C) DIN 4-pin Jack x 1 

AV1 (Audio):L/R Stereo Input (Phone Jack) x 1 set 
AV2 (Video):Composite Video Input (Phone Jack) x 1 
AV2 (Audio):L/R Stereo Input (Phone Jack) x 1 set 
AV3 (Video): Component Y, C

B

, C

R

Input (Phone Jack) x 1 set

AV3 (Audio): L/R Stereo Input (Phone Jack) x 1 set

Output Terminals

Video Monitor Output: Phono jack x 1
Audio Monitor Output: L/R Stereo Output (Phone Jack) x 1 set 
Headphone Jack: Mini stereo jack x 1 

Sound Output (RMS)  . . . 5W + 5W
Speaker  . . . . . . . . . . . . . 6cm x 12cm x 2 pcs.
Dimensions  . . . . . . . . . . 749(W) x 585(H) x 486(D)mm 
Weight  . . . . . . . . . . . . . . approx. 41.5 Kg 

Specifications subject to change without notice.

Summary of Contents for 111376504

Page 1: ...HF band CH01 CH13 Mid band CH14 CH22 Super band CH23 CH36 Hyper band CH37 CH64 Ultra band CH65 CH94 and CH100 CH125 Low mid band CH95 CH99 Video IF 45 75MHz Aerial Input Impedance 75Ω Input Terminals AV1 Video Composite Video Input Phone Jack x 1 S Video Input Separated Y C DIN 4 pin Jack x 1 AV1 Audio L R Stereo Input Phone Jack x 1 set AV2 Video Composite Video Input Phone Jack x 1 AV2 Audio L R...

Page 2: ...ure tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original including suffix letter Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be maintained within specified limit Refer to this ser vice manual high voltage adju...

Page 3: ...FILTER WITH PLL IIC BUS CONTROL IF VIDEO CHROMA DEFLECTION HEADPHONE JACK L R AUDIO RIGHT AUDIO LEFT 5 6 AV SELECTOR IC1001 K1302 AV1 IN AUDIO R VIDEO S VIDEO AUDIO R VIDEO VIDEO C C R B 19 20 37 4 2 1 3 5 6 10 8 7 32 33 34 13 14 16 39 S C IN 44 38 39 42 40 2 34 35 IC701 1 2 3 9 8 7 R G B DY L R SP902 SP901 46 VIDEO OUT TV 41 VIDEO MONITOR OUT AUDIO MONITOR OUT L AUDIO MONITOR OUT R TV AUDIO R TV ...

Page 4: ... SCL LED RED 31 POWER CIRCUIT TUNER A101 SDA SCL IC3401 MTS 5 6 1 2 IC201 IF VIDEO CHROMA DEF 10 15 AFT S CURVE IN COMPOSITE VIDEO SIGNAL C CAOTION IN OSD BLK OUT OSD RED OUT OSD GREEN OUT OSD BLUE OUT DEFLECTION CIRCUIT 22 19 20 21 HORIZ SYNC IN VERT SYNC IN POWER CIRCUIT etc POWER PROTECTION IN POWER ERROR LOW 18 17 27 GREEN POWER ON OFF STANDBY LOW 3 4 IC1001 AV SELECTOR 20 19 11 12 37 5 6 3 AC...

Page 5: ...CC 5V 46 47 48 49 50 A2C PLL 51 52 53 54 Audio Output FM Output Selected Audio Output PIF AGC RF AGC Output PIF Input1 PIF Input 2 IF Ground IF Vcc FM Filter AFT Output Bus Data Bus Clock ABL Red Input Green Input Blue Input Fast Blanking Input RGB Vcc Red Output Green Output Blue Output E W Output Vertical Output Ramp ALC Filter Horizontal BUS Vcc Horizontal Output Horizontal AFC Filter Flyback P...

Page 6: ...nput side earth Input 2 Feedback 2 Output 2 Output side earth Power supply Output 1 LA4270 1 2 3 4 5 6 7 8 9 10 IC1001 AV Selector MM1313BD 41 1 7 13 27 MTV V V1 V V2 V V3 V STV V 3 9 5 11 42 0dB 0dB V1 Y V2 Y V1 C V2 C MTV L 2 8 14 25 V1 L V2 L V3 L STV L 40 4 10 16 MTV R V1 R V2 R V3 R 26 36 19 20 STV R BIAS SCL SDA BIAS 30 GND I 2 C LOGIC 28 21 12 6 24 ROUT2 ROUT2 S1 S2 ADDRESS Mute 6dB 6dB 6dB...

Page 7: ...DET RMSDET 29 30 32 31 1 VETC VEOUT VCAIN VCAWGT VCATC TREBLE OUT L SPECTRAL 34 33 FEXT1 TVSW EXT1 EXT2 M1 M2 SURR SURROUND BASS BASS TREB BASS TREBLE TREB VOL L VOL L VOL R 48 VOLIN L 4 LSOUT L 3 LSOUT R VOL R VOLUME RIGHT CHANNEL INPUT 43 44 TREBLE OUT R 41 47 TREBLE FILTER L 45 2 BASS FILTER L 40 SURRTC 38 TVOUT R 39 TVOUT L 36 37 AUX2 L Left channel external input FEXT2 INPUT PIN OF L R SIGNAL...

Page 8: ...nd some bus data should be set up before attempting the service adjustments See pages 9 12 for detailed information Initial Bus Data Setup Note When IC802 EEPROM is replaced following Service Menu should be set up for proper TV operation before attempting the service adjustments NO 01 RFAGC Adjust the data 11 to 14 NO 23 EWCBM Adjust the data 08 to 11 NO 87 ZOMCON Adjust the data 6 to 8 NO 02 H PH...

Page 9: ...ue of EW DC 60Hz 26 EWAMN 2 32 31 Difference value of EW Amp 60Hz 27 EWTLN 4 1 32 31 Difference value of EW Tilt 60Hz 28 EWCTPN 3 1 8 7 Difference value of EW corner top 60Hz 29 EWCBN 5 2 8 7 Difference value of EW corner bottom 60Hz 30 EWAMZN 8 32 31 Difference value of EW Amp Zoom 60Hz 31 EWCOR 0 0 1 EW COR SW 32 V SCP 07 00 07 V SIZE COMP 33 H SCP 07 00 07 H SIZE COMP 34 SBIAS 70 00 127 Sub Bia...

Page 10: ...nce Value of DVD Sharpness 77 CODP 10 16 15 Difference Value of DVD PAL colour 78 CODN 0 16 15 Difference Value of DVD NTSC colour 79 RFCOL 7 16 15 Difference Value of TV colour 80 TIDN 8 16 15 Difference Value of DVD NTSC tint 81 SHRFS 00 16 15 Difference Value of S terminal Sharpness 82 TISN 00 16 15 Difference Value of S terminal NTSC tint 83 COSPN 00 16 15 Difference Value of S terminal colour...

Page 11: ...ition of Closed captioning 126 V POSZ 00 32 31 V position Zoom 127 EWDCZ 1 32 31 EW DC Zoom 128 EWTLZ 00 32 31 EW Tilt Zoom 129 EWCTPZ 1 5 8 7 EW corner top Zoom 130 EWCBz 1 8 7 EW corner bottom Zoom 131 VSCPZ 00 4 3 V size Comp Zoom 132 HSCPZ 00 4 3 H size Comp Zoom 133 AVTVTM 10 0 255 AV TV mute time 134 FM G 00 00 01 FM Gain 300 R00 FF 00 FF ROM CORRECTION 301 R01 FF 00 FF ROM CORRECTION 302 R0...

Page 12: ...ROM CORRECTION 346 R46 FF 00 FF ROM CORRECTION 347 R47 FF 00 FF ROM CORRECTION 348 R48 FF 00 FF ROM CORRECTION 349 R49 FF 00 FF ROM CORRECTION 350 R50 FF 00 FF ROM CORRECTION 351 R51 FF 00 FF ROM CORRECTION 352 R52 FF 00 FF ROM CORRECTION 353 R53 FF 00 FF ROM CORRECTION 354 R54 FF 00 FF ROM CORRECTION 355 R55 FF 00 FF ROM CORRECTION 356 R56 FF 00 FF ROM CORRECTION 357 R57 FF 00 FF ROM CORRECTION 3...

Page 13: ... the service mode 1 Receive a monochrome circular pattern 2 Set the brightness and contrast to normal 3 Select Item No 17 OSDHP in the service mode 4 Change value to be proper OSD horizontal position 5 Exit from the service mode 1 Receive a monochrome circular pattern 2 Set the brightness and contrast to maximum 3 Select Item No 19 EWDC in the service mode 4 Change value to be proper horizontal wi...

Page 14: ...n alternately to produce normal black and white picture 9 Exit from the service mode 10 Check for proper grey scale tracking at all brightness levels NOTE If the grey scale adjustment is made after picture tube replacement check the high voltage Items 35 42 GREY SCALE Red Bias Red Bias Green Bias Blue Bias Green Drive Green Drive Green Bias Blue Bias Press the MENU button to exit from service mode...

Page 15: ...nt Mode 3 Exit from the Service Menu Press the MENU button to turn off the Service Menu display The data which is set in the service mode is stored into the memory IC automatically Entering the Service Menu Service Adjustment Exit from the Service Menu 2 Service Adjustments Press the CHANNEL UP DOWN button on the remote control handset to select the desired service menu item you want to adjust Use...

Page 16: ...be B to KFF Pin 1 pin 39 of IC3401 and the ground 2 Turn on the TV set and receive the multi sound programme Set the Surround OFF 3 Press and hold the MENU button on the TV set and press 3 button on the remote control transmitter to enter the service mode 4 Select LOW SEPARATION by pressing the CHANNEL UP DOWN button on the remote control or TV set STEREO SEPARATION ADJUSTMENT KFF pin 1 MTS BOARD ...

Page 17: ...NU button on the remote control unit The Service Menu now appear 2 Service Adjustments Press and hold the VOLUME button on the remote control handset or TV set to make fine tuning adjustment Press and hold the button for higher frequency tuning and press and hold the for lower frequency tuning Entering the Service Menu Service Adjustment 6 Select HI SEPARATION by pressing the CHANNEL UP DOWN butto...

Page 18: ...n the F B T for the best focus on the screen centre FOCUS ADJUSTMENT FOCUS VR Upper side This TV set has a built in power supply protection circuit It is provided to protect the TV set in case of a power supply circuit malfunctions When something abnormality occurs during TV reception the TV set goes to the stand by mode When an abnormality occurs during TV reception it causes pin 27 of the CPU to...

Page 19: ...C8AE 8 645 040 1107 BADGE SANYO 53 5X12L53 5 9 610 319 2758 CABINET BACK C8AA 10 645 072 9782 ASSY REMOCON JXMTF 11 610 297 9879 RC BATTERY LID JXMTA 12 645 004 3925 ANTENNA CONVERTER 645 005 0251 ANTENNA CONVERTER 610 319 5629 INSTRUCTION MANUAL C8AE Key No Part No Description Key No Part No Description Note Parts order must contain Service Ref No Part No and descriptions MONITOR OUT L R AUDIO AV...

Page 20: ...y should be considered when a component 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 co...

Page 21: ...A564A R CU TA 405 151 3324 TR 2SA608NF NPA AT 405 006 1816 TR 2SA933S TP R 406 000 6804 TR 2SA1015 GR SAN Q291 405 014 4519 TR 2SC2412K T146 R 405 014 4618 TR 2SC2412K T146 S 405 015 8724 TR 2SC2812 L6 TB 405 015 8922 TR 2SC2812 L7 TB 405 163 1612 TR 2SC2812N L6 TB0 405 163 1711 TR 2SC2812N L7 TB0 405 173 9813 TR 2SC3928A1R 405 173 9912 TR 2SC3928A1S Q292 405 014 4519 TR 2SC2412K T146 R 405 014 46...

Page 22: ...11 8411 TR 2SC1740S TP Q 405 011 8510 TR 2SC1740S TP R 405 011 8619 TR 2SC1740S TP S 405 012 2012 TR 2SC1815 GR TPE2 405 012 2111 TR 2SC1815 O TPE2 405 012 2319 TR 2SC1815 Y TPE2 405 157 0515 TR 2SC536NF NPA AT 405 151 8725 TR 2SC536NG NPA AT 405 020 7511 TR 2SC945A PA T 405 020 7719 TR 2SC945A QA T 405 020 7917 TR 2SC945A RA T Q681 405 014 4519 TR 2SC2412K T146 R 405 014 4618 TR 2SC2412K T146 S 4...

Page 23: ... 25V C017 403 154 8520 ELECT 3300U M 35V 404 102 9501 ELECT 3300U M 35V C018 403 274 9718 POLYESTER 0 22U K 50V C019 403 274 9718 POLYESTER 0 22U K 50V C033 404 084 8806 ELECT 1U M 50V C035 404 084 7908 ELECT 1000U M 16V C1001 404 087 1606 ELECT 0 1U M 50V C1002 404 084 9001 ELECT 2 2U M 50V C1003 404 087 1606 ELECT 0 1U M 50V C1004 404 084 9001 ELECT 2 2U M 50V C1005 403 215 2231 CERAMIC 0 01U K ...

Page 24: ...ESTER 0 022U J 50V C612 403 072 4420 CERAMIC 270P K 50V C613 403 181 8316 POLYESTER 0 1U J 50V C614 403 270 3423 MT POLYEST 0 22U K 63V 403 237 7941 MT COMPO 0 22U J 50V C615 403 324 3314 CERAMIC 220P K 2K C616 403 324 3314 CERAMIC 220P K 2K C617 403 324 3314 CERAMIC 220P K 2K C618 403 149 5101 MT POLYEST 0 047U K 630V 403 314 5113 MT POLYEST 0 047U K 630V C619 404 073 2303 CERAMIC 1500P M 250V 40...

Page 25: ...16W R1305 401 105 0732 MT GLAZE 100K JA 1 16W R1306 401 113 4422 MT GLAZE 75 JA 1 16W R1307 401 105 0732 MT GLAZE 100K JA 1 16W R1308 401 105 0732 MT GLAZE 100K JA 1 16W R1309 401 113 4422 MT GLAZE 75 JA 1 16W R1310 401 113 4422 MT GLAZE 75 JA 1 16W R1311 401 113 4422 MT GLAZE 75 JA 1 16W R1312 401 105 0732 MT GLAZE 100K JA 1 16W R1313 401 105 0732 MT GLAZE 100K JA 1 16W R1314 401 113 4422 MT GLAZ...

Page 26: ...FUSIBLE RES 10 J 1 2W R625 401 069 4818 OXIDE MT 68K JA 2W R626 401 069 4818 OXIDE MT 68K JA 2W R627 401 025 8228 CARBON 22K JA 1 6W R628 402 000 8602 SOLID 5 6M KA 1 2W 402 097 5706 CARBON 5 6M KA 1 2W 402 088 1106 RESISTER 5 6M JA 1 2W R629 402 000 8602 SOLID 5 6M KA 1 2W 402 097 5706 CARBON 5 6M KA 1 2W 402 088 1106 RESISTER 5 6M JA 1 2W R631 401 026 7428 CARBON 39K JA 1 6W R632 401 064 1614 OX...

Page 27: ...1 4604 INDUCTOR 12U K L273 645 007 9542 INDUCTOR 12U J L431 645 008 5628 INDUCTOR 1U M 610 032 5821 FILTER COIL L432 652 000 0469 CORE PIPE 610 078 4635 PIPE CORE L441 652 000 1343 COIL LINEARITY L442 652 001 0284 INDUCTOR 133UH L461 645 005 5645 INDUCTOR 2200U K 652 000 0742 INDUCTOR 2 0MH 610 031 1367 INDUCTOR 202J 610 211 3488 INDUCTOR L462 652 000 2005 INDUCTOR 438UH L601 645 017 6159 LINE FIL...

Page 28: ...4148 TP D616 407 055 1816 ZENER DIODE RD20EB2 D617 407 013 4326 DIODE 1S2076A TD 407 013 7109 DIODE 1S2473 407 012 4416 DIODE 1SS133 T 77 408 009 3204 DIODE 1N4148 TP D619 408 047 9107 ZENER DIODE MTZJ7 5C 52 D622 407 013 4326 DIODE 1S2076A TD 407 013 7109 DIODE 1S2473 407 012 4416 DIODE 1SS133 T 77 408 009 3204 DIODE 1N4148 TP D623 408 048 0004 ZENER DIODE MTZJ9 1B 52 D641 407 013 4326 DIODE 1S20...

Page 29: ...4 7U M 50V C3414 404 084 7809 ELECT 100U M 16V C3416 404 089 6401 NP ELECT 4 7U M 50V C3417 404 084 9209 ELECT 4 7U M 50V C3418 404 089 6401 NP ELECT 4 7U M 50V C3421 403 060 0724 POLYESTER 2700P K 50V 403 179 2210 POLYESTER 2700P K 50V C3422 403 062 0524 POLYESTER 0 047U K 50V 403 179 0919 POLYESTER 0 047U K 50V C3423 403 090 6024 TA SOLID 3 3U K 10V C3424 404 089 6401 NP ELECT 4 7U M 50V C3426 4...

Page 30: ... 007 8440 CARBON 1 5K JA 1 2W R715 401 007 8440 CARBON 1 5K JA 1 2W R720 401 025 7429 CARBON 220 JA 1 6W R721 401 024 7430 CARBON 10K JA 1 6W R722 401 024 7024 CARBON 1K JA 1 6W R723 402 061 2106 FUSIBLE RES 47 J 1 4W 402 097 4006 FUSIBLE RES 47 J 1 4W R751 401 064 4813 OXIDE MT 1 2 JA 2W 402 093 4604 OXIDE MT 1 2JA 2W COIL L721 645 001 4642 INDUCTOR 22U J L731 610 078 5953 PIPE CORE DIODE D701 40...

Page 31: ...Mar 05 NEWSAN S A Una empresa del grupo SANYO Electric Co ...

Page 32: ...M470XN 400KK470X 400KM470LBZF LQ0001 F35B0470N J X X X 1 16GJ 1KAZ 1 16GJ 1KAZ 1 16GJ 1KAZ X J 1 16GJ 100AZ 1 16GJ 100AZ 24LC04B P CAT24WC04P KS24C041C M24C04 BN6 QXXAVC373 1 16GJ 4 7KAZ EM1 LBWA 1 16GJ 3 9KAZ 1 16GJ 5 6KAZ 1 16GJ 5 6KAZ 1 16GJ 5 6KAZ CJ33 CGQZ 1 16GJ 3 9KAZ AJ X X X CJ33 CGQZ CJ33 CGQZ CJ33 CGQZ EM1LBWA 1 16GJ 820AZ 470 KK1000 GQBZ V10B0 560N CJ15CGQZ CJ15 CGQZ AH 1 16GJ 10KAZ 1 ...

Page 33: ...C501 H2 T471 FBT IC201 IF VIDEO CHROMA DEF IC1001 AV SELECTOR AUDIO AMP T611 CONVERTET TRANS Solder Side IC501 VERT OUT C8AE 1LG4B10Y00200 E 1 1LG4B10Y0020B 1 R G B R G B SCREEN GND K701 R714 R718 R706 R704 D703 D702 D701 C721 C722 R715 R703 R702 R701 R713 C718 R721 Q721 L721 R712 C711 K7D C751 C731 K7P K7Q R708 K7M R707 K7M1 K7M2 IC701 R705 C703 C702 C701 C712 R711 D721 R722 R709 C711A R723 K7D2 ...

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