Sanyo C20LB88B Service Manual Download

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R615 401 025 7409 CARBON 220 JA 1/6W

R616 401 025 4606 CARBON 18K JA 1/6W

R619 401 016 1508 CARBON 22 JA 1/4W

R620 401 010 4802 CARBON 470K JA 1/2W

R621 401 010 4802 CARBON 470K JA 1/2W

R622 401 019 9600 CARBON 47 JA 1/4W

R623 401 026 4902 CARBON 330K JA 1/6W

R624 402 001 8502 FUSIBLE RES 10 J- 1/2W

R625 401 069 4501 OXIDE-MT 68K JA 2W

R626 401 069 4501 OXIDE-MT 68K JA 2W

R627 401 025 8208 CARBON 22K JA 1/6W

R628 402 000 8305 SOLID 5.6M KA 1/2W

R629 402 000 8305 SOLID 5.6M KA 1/2W

R631 401 027 0309 CARBON 47K JA 1/6W

R632 401 180 8402 OXIDE-MT 0.47 JA 2W

R633 401 180 8402 OXIDE-MT 0.47 JA 2W

R641 401 024 7400 CARBON 10K JA 1/6W

R642 401 027 0309 CARBON 47K JA 1/6W

R643 401 025 4606 CARBON 18K JA 1/6W

R644 401 025 8208 CARBON 22K JA 1/6W

R652 401 012 7009 CARBON 10K JA 1/4W

R653 645 017 6944 PROTECTOR,1.5A 125V

R655 401 012 7009 CARBON 10K JA 1/4W

R656 401 060 7402 OXIDE-MT 270 JA 1W

R657 401 009 9801 CARBON 3.9K JA 1/2W

R658 401 064 5305 OXIDE-MT 1.5 JA 2W

R661 401 012 8105 CARBON 100K JA 1/4W

R662 401 026 9907 CARBON 4.7K JA 1/6W

R663 401 014 6109 CARBON 150K JA 1/4W

R664 401 060 9307 OXIDE-MT 27K JA 1W

R665 401 013 6407 CARBON 12K JA 1/4W

R666 401 105 2904 MT-GLAZE 22K JA 1/16W

R667 401 105 0603 MT-GLAZE 10K JA 1/16W

R669 401 067 3100 OXIDE-MT 3.9 JA 2W

R670 401 057 8009 OXIDE-MT 1 JA 1W

R671 401 105 5301 MT-GLAZE 4.7K JA 1/16W

R672 401 024 9701 CARBON 12K JA 1/6W

R673 401 105 0702 MT-GLAZE 100K JA 1/16W

R681 401 105 2904 MT-GLAZE 22K JA 1/16W

R682 401 105 6100 MT-GLAZE 560K JA 1/16W

R691 401 105 0603 MT-GLAZE 10K JA 1/16W

R693 401 105 4601 MT-GLAZE 3.9K JA 1/16W

R694 401 105 0504 MT-GLAZE 1K JA 1/16W

R695 401 021 4105 CARBON 56K JA 1/4W

R696 401 105 5400 MT-GLAZE 47K JA 1/16W

R697 401 105 5400 MT-GLAZE 47K JA 1/16W

R698 401 105 0504 MT-GLAZE 1K JA 1/16W

R801 401 105 3505 MT-GLAZE 270K JA 1/16W

R804 401 105 7909 MT-GLAZE 0.000 ZA 1/16W

R805 401 105 7909 MT-GLAZE 0.000 ZA 1/16W

R811 401 105 5400 MT-GLAZE 47K JA 1/16W

R812 401 105 0603 MT-GLAZE 10K JA 1/16W

R813 401 105 0603 MT-GLAZE 10K JA 1/16W

R814 401 105 0603 MT-GLAZE 10K JA 1/16W

R816 401 105 0603 MT-GLAZE 10K JA 1/16W

R818 401 024 7004 CARBON 1K JA 1/6W

R819 401 105 0603 MT-GLAZE 10K JA 1/16W

R830 401 024 7004 CARBON 1K JA 1/6W

R831 401 026 9600 CARBON 470 JA 1/6W

R832 403 157 3601 CERAMIC 100P J 50V

R834 401 105 0603 MT-GLAZE 10K JA 1/16W

R835 401 105 0603 MT-GLAZE 10K JA 1/16W

R836 401 105 0603 MT-GLAZE 10K JA 1/16W

R837 401 105 5301 MT-GLAZE 4.7K JA 1/16W

R838 401 105 5301 MT-GLAZE 4.7K JA 1/16W

R839 401 105 4007 MT-GLAZE 330 JA 1/16W

R840 401 105 4007 MT-GLAZE 330 JA 1/16W

R841 401 105 5301 MT-GLAZE 4.7K JA 1/16W

R842 401 105 5301 MT-GLAZE 4.7K JA 1/16W

R851 401 025 1605 CARBON 1.5K JA 1/6W

R853 401 027 8602 CARBON 8.2K JA 1/6W

R855 401 027 8602 CARBON 8.2K JA 1/6W

R857 401 027 8602 CARBON 8.2K JA 1/6W

R861 401 105 1501 MT-GLAZE 1.5K JA 1/16W

R862 401 105 7404 MT-GLAZE 8.2K JA 1/16W

R863 401 105 5301 MT-GLAZE 4.7K JA 1/16W

R866 401 024 6700 CARBON 100 JA 1/6W

R869 401 024 6700 CARBON 100 JA 1/6W

R870 401 105 2904 MT-GLAZE 22K JA 1/16W

R871 401 105 0603 MT-GLAZE 10K JA 1/16W

R872 401 105 3406 MT-GLAZE 27K JA 1/16W

R873 401 105 4205 MT-GLAZE 33K JA 1/16W

R875 401 105 0603 MT-GLAZE 10K JA 1/16W

R876 401 105 6605 MT-GLAZE 6.8K JA 1/16W

R877 401 105 6001 MT-GLAZE 5.6K JA 1/16W

R881 401 105 4106 MT-GLAZE 3.3K JA 1/16W

R882 401 105 4106 MT-GLAZE 3.3K JA 1/16W

R883 401 105 4205 MT-GLAZE 33K JA 1/16W

R886 401 105 2904 MT-GLAZE 22K JA 1/16W

R888 401 105 5202 MT-GLAZE 470 JA 1/16W

R891 401 105 7305 MT-GLAZE 820 JA 1/16W

R892 401 105 5509 MT-GLAZE 470K JA 1/16W

R893 401 105 8005 MT-GLAZE 1M JA 1/16W

R894 401 105 0405 MT-GLAZE 100 JA 1/16W

R895 401 105 5202 MT-GLAZE 470 JA 1/16W

VARIABLE RESISTOR

VR651 645 006 5125 VR,SEMI,2K N

652 000 0100 VR,SEMI,2K N

TRANSFORMER

T431A 652 001 1144 TRANS,DRIVE

T471 652 001 0383 TRANS,FLYBACK

T611B 652 001 4381 TRANS,POWER,PULSE

COIL

L171 645 053 9015 TRANS,OSC,45.75MHZ

L431 610 032 5821 FILTER COIL

645 008 5628 INDUCTOR,1U M

L432 645 002 2364 CORE,PIPE

L441A 652 000 1312 COIL,LINEARITY

L442 652 001 0260 INDUCTOR,265UH

L601 652 001 3162 LINE FILTER

L612 645 018 9722 CORE,PIPE

652 001 0147 CORE,PIPE

L614 645 018 9722 CORE,PIPE

652 001 0147 CORE,PIPE

L615 645 018 9722 CORE,PIPE

652 001 0147 CORE,PIPE

L616 645 005 0763 CORE,PIPE

L653 645 017 6944 PROTECTOR,1.5A 125V

DIODE

D003 407 012 4406 DIODE 1SS133

D102 407 099 5600 ZENER DIODE MTZJ6.8A

407 057 4003 ZENER DIODE RD6.8EB1

408 047 8605 ZENER DIODE MTZJ6.8A

D103 407 100 0204 ZENER DIODE MTZJ36A

407 056 2307 ZENER DIODE RD36EB1

D106 407 206 5608 ZENER DIODE UDZS-TE-1710B

D107 407 206 5608 ZENER DIODE UDZS-TE-1710B

D1201 407 149 0807 DIODE 1SS355-TE-17

D1202 407 149 0807 DIODE 1SS355-TE-17

D1901 407 116 6504 LED SLP-181B-51

-21-

F5TP

Ref. No.

Part No.

Description

Ref. No.

Part No.

Description

Summary of Contents for C20LB88B

Page 1: ...Refer to the specifi cation table 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 75Ω Ext Terminals Video inputs Pho...

Page 2: ...ceiver is the picture 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...

Page 3: ...12 11 14 15 16 17 42 EXT VIDEO IN K1001 K1002 REAR AVIN FRONT AVIN VIDEO VIDEO A L A L 19 20 21 R G B 7 AC POWER CIRCUIT CONVERTER TRANS 130V MAIN HIGH 20V AUDIO 12V MAIN LOW 24V VERT 9V IC202 REG IC 5V 2 REG IC IC681 5VRC 27 23 HORIZ OUT FBT VERT OUT HORIZ OUT EXT AUDIO IN AMP LA4266_2W 1 AUDIO OUTPUT 51 5 Q900 CRT IF VIDEO CHROMA DEFLECTION WITH PLL FILTER MEMORY IIC BUS CONTROL 15 C CAPTION IN ...

Page 4: ...Chassis Block Diagrams 4 SYSTEM CONTROL QXXAVC479P 15 C CAPTION IN IC001 Stereo Model only ...

Page 5: ...LMP V C VCC 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 fsc output or C Sync output Vertical Output Ramp ALC Filter Horizontal BUS Vcc Horizontal Output Horiz...

Page 6: ... 3bit Amp 54 10p SIF In Sound BPF VCO Coil VCO COIL1 VCO COIL2 48 49 VIF VCO Chroma Counter B N INV IF Ident OSC C D Amp SIF Sys 2bit pre scaller SIF VCO 500K BPF SIF APC Filter 1K 0 01u 1000p 53 LIM AMP FM Det FM Level 5bit Chroma C D APC Det 500K Det To BUS Chroma VCO VIF Counter Reset Pulse VCO Ident VIF Sys 2bit Phase Detector A MUTE 1bit VOLUME D A VOLUME Filter A SW 1bit Input Select VOLUME ...

Page 7: ... 3 PRE GND 4 6 7 8 9 NC 10 AMP 5 POWER GND NC FILTER NC VCC INPUT OUT PUT NFL 30KΩ 300Ω Thermal Protection AMP Pump Up 1 INVERTING INPUT 2 Vcc 3 PUMP UP OUT 4 GND 5 Ver OUTPUT 6 OUTPUT STAGE Vcc 7 NON INV INPUT IC501 Vertical Output LA78040N TDA9302H ...

Page 8: ...The Service Menu now appear 2 Service Adjustments Press the CHANNEL UP or CHANNEL DOWN button on the remote control handset to select the desired service menu item you want to adjust Use the VOLUME or to adjust the data The or button will increase or decrease the data sequentially 3 Exit from the Service Menu Press the MENU button to turn off the Service Menu display The data which is set in the s...

Page 9: ...lateral line 23 DRV Brightness and dark of White balance adjustment 24 B YD 10 00 15 B Y DC Level 25 R YD 10 00 15 R Y DC Level 26 B YND 0 16 15 Difference value of NTSC B Y DC Level 27 R YND 0 16 15 Difference value of NTSC R Y DC Level 28 G YA 00 00 01 G Y Angle 29 RBGB 08 00 15 R Y B Y Gain Balance 30 RBAG 08 00 15 R Y B Y Angle 31 G YAN 00 00 01 Difference value of NTSC G Y Angle 32 RBGBN 0 8 ...

Page 10: ... 00 00 01 Adjustment of AFC Gain Gate RF 66 VSURF 00 00 01 Adjustment of Vertical Sync Separation Sensitivity RF 67 CDMRF 00 00 07 Vertical Count Down Loop Adjustment RF 68 AFCAV 00 00 01 Adjustment of AFC Gain Gate AV 69 VSUAV 00 00 01 Adjustment of Vertical Sync Separation Sensitivity AV 70 CDMAV 00 00 07 Vertical Count Down Loop Adjustment AV 71 HLK T 00 00 01 H lock V Det RF 72 HLK V 00 00 01 ...

Page 11: ...and contrast to maximum 3 Select Item No 04 V SIZ in the service mode 4 Change value to be optimum vertical size 5 Exit from the service mode 1 Receive a monochrome circular pattern 2 Set the brightness and contrast to normal 3 Select Item No 12 OSDHP in the service mode 4 Change value to be proper OSD position 5 Exit from the service mode 1 Switch on the TV 2 Select Item No 65 AFCRF in service mo...

Page 12: ...oper grey scale tracking at all brightness levels NOTE If the grey scale adjustment is made after picture tube replacement check the high voltage Items 16 23 GREY SCALE Service Adjustments Red Bias Red Bias Green Bias Blue Bias Red Drive Blue Drive Blue Drive Green Bias Blue Bias Press the MENU button to exit from service mode Red Drive E E B 3 3 T471 H1 T471 H2 T471 H4 T471 H5 T471 H6 T471 H7 T47...

Page 13: ...function is available for one channel only and the fine tuned channel is memorized into IC802 EEPROM FINE TUNING 1 Enter the Service Menu While pressing the MENU button on the television press the 4 or MENU button on the remote control unit The Service Menu now appear 2 Service Adjustments Press and hold the VOLUME or VOLUME button on the remote control handset or TV set to make fine tuning adjust...

Page 14: ...negative lead to ground and connect lead to anode of picture tube 2 Tune receiver to an active channel and confirm TV is operating properly 3 The high voltage must be 14 21KV 1KV 20 21 25KV 1KV 29 26 5KV 1KV and less than 14 25KV 20 21 27 5KV 29 29 5KV at 0 beam current Brightness and contrast minimum setting Note If the picture tube is replaced check the high voltage The horiz width adjustment af...

Page 15: ...olours to check this use bias controls Readjust the yoke position if necessary until all screens are pure 7 Adjust each Bias control and screen control to obtain white raster Refer to Gray Scale Adjustment If part of the picture screen is coloured adjust the Deflection Yoke position forward or backward slightly 8 Tighten the mounting screw of the Deflection Yoke Adjust Convergence next CENTRE CONV...

Page 16: ...53 5X12L53 5 6 610 269 6585 CABINET BACK F5TB 7 610 315 5197 LABEL RATING F5TP 8 645 051 8904 ASSY REMOCON JXMRA 9 610 297 3723 RC BATTERY LID JXMRA 10 645 004 3925 ANTENNA CONVERTER 645 005 0251 ANTENNA CONVERTER 610 316 0900 INSTRUCTION MANUAL F5SM Key No Part No Description Key No Part No Description Note Parts order must contain Service Ref No Part No and descriptions AUDIO IN ANT 75Ω R L VIDE...

Page 17: ...red 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 contain Service Ref N...

Page 18: ...012 2101 TR 2SC1815 O 405 012 2309 TR 2SC1815 Y 405 157 0505 TR 2SC536NF NPA 405 151 8705 TR 2SC536NG NPA 405 020 7501 TR 2SC945A PA 405 020 7709 TR 2SC945A QA 405 020 7907 TR 2SC945A RA Q693 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 012 2002 TR 2SC1815 GR 405 012 2309 TR 2SC1815 Y 405 157 0505 TR 2SC536NF NPA 405 151 8705 TR 2SC536NG NPA 405 020 7501 TR ...

Page 19: ...7U J 250V C432 403 075 7101 CERAMIC 1000P K 500V C433 403 076 3102 CERAMIC 3900P K 500V C434 403 051 3103 ELECT 47U M 50V C441 403 346 6901 MT POLYPRO 0 22U J 250V C442 403 346 6901 MT POLYPRO 0 22U J 250V C469 403 049 4204 ELECT 10U M 50V C471 404 056 5208 NP ELECT 2 2U M 100V 404 056 5307 NP ELECT 2 2U M 100V 404 045 6605 NP ELECT 2 2U M 50V C486 403 055 8401 ELECT 22U M 250V C487 403 076 5304 C...

Page 20: ... R221 401 105 0504 MT GLAZE 1K JA 1 16W R222 401 105 0504 MT GLAZE 1K JA 1 16W R223 401 105 0504 MT GLAZE 1K JA 1 16W R224 401 105 5301 MT GLAZE 4 7K JA 1 16W R225 401 105 5301 MT GLAZE 4 7K JA 1 16W R226 401 105 3406 MT GLAZE 27K JA 1 16W R227 401 105 4205 MT GLAZE 33K JA 1 16W R228 401 024 7707 CARBON 100K JA 1 6W R229 401 105 6704 MT GLAZE 680K JA 1 16W R230 401 026 9303 CARBON 47 JA 1 6W R234 ...

Page 21: ...34 401 105 0603 MT GLAZE 10K JA 1 16W R835 401 105 0603 MT GLAZE 10K JA 1 16W R836 401 105 0603 MT GLAZE 10K JA 1 16W R837 401 105 5301 MT GLAZE 4 7K JA 1 16W R838 401 105 5301 MT GLAZE 4 7K JA 1 16W R839 401 105 4007 MT GLAZE 330 JA 1 16W R840 401 105 4007 MT GLAZE 330 JA 1 16W R841 401 105 5301 MT GLAZE 4 7K JA 1 16W R842 401 105 5301 MT GLAZE 4 7K JA 1 16W R851 401 025 1605 CARBON 1 5K JA 1 6W ...

Page 22: ...1S2076A 407 013 7109 DIODE 1S2473 D661 407 099 5501 ZENER DIODE MTZJ6 2C 407 057 2801 ZENER DIODE RD6 2EB3 D662 407 099 5600 ZENER DIODE MTZJ6 8A 408 047 8605 ZENER DIODE MTZJ6 8A D664 407 099 6102 ZENER DIODE MTZJ10B 407 054 0008 ZENER DIODE RD10EB2 408 047 2306 ZENER DIODE MTZJ10B D671 408 008 2406 DIODE 1N4148 407 012 4406 DIODE 1SS133 407 013 4306 DIODE 1S2076A 407 013 7109 DIODE 1S2473 D692 4...

Page 23: ...403 157 6602 CERAMIC 470P K 50V C721 403 157 6602 CERAMIC 470P K 50V C731 403 077 2807 CERAMIC 1000P Z 2K C741 403 049 0008 ELECT 1U M 50V C751 403 044 1703 ELECT 470U M 16V RESISTOR R701 401 105 2706 MT GLAZE 220 JA 1 16W R703 401 105 5202 MT GLAZE 470 JA 1 16W R704 401 065 4604 OXIDE MT 12K JA 2W R705 401 009 1508 CARBON 2 7K JA 1 2W R711 401 105 2706 MT GLAZE 220 JA 1 16W R713 401 105 5202 MT G...

Page 24: ...July 04 NEWSAN S A Una empresa del grupo SANYO Electric Co ...

Page 25: ... GQBZ CJ27CGQZ CJ15CGQZ V10B0 560N 570N QXXAVC479P AJ 1 5K 1 16GJ 1 5KAZ EM1 RD3 6EL DZXLBB017 1 16GJ 4 7KAZ 1 16GJ 8 2KAZ H OUT PM1 X 1K 1 16GJ33AZ 1 16GJ0AZ X 2SJ4 7 25KK 0 1GQ 25KK 0 1GQ 25KK 0 1GQ X X EM1 X 1 16GJ 33KAZ 470 X X 25KK 0 1GQBZ 25KK 0 1GQBZ X J30B0250N J30B1380N 2SC2814 F4P EM1 KK1000 GQBZ 1 16GJ 820AZ 1 16GJ 470AZ X X X X EM1LBWA J 1 16GJ6 8KAZ 1 16GJ 5 6KAZ KK3300GQBZ AH 1 16GJ ...

Page 26: ...R029 J127 J128 J129 J130 R019 J028 JP652 J139 J143 J141 T471 H8 R662 L601 H2 L601 H1 L601 H4 L601 H3 C609 H1 C521 J142 J009 R036 D1001 J144 Q432 H3 Q432 H1 JP029 J145 J132 C487 R435H2 R435H1 T431A R528 C618 D653 R1907 J075 JW1 JW3 JW4 D1901 R423 C652 J051 D512 R831 J090 D861 D646 R830 VR462 J140 R602A C033 JP030 JP441 JP3402 L441A C465A PS601 R602 H3 IC002 IC001 J013 C355 J152 JP003 J008 J155 J151...

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