Toshiba 32AF45, Service Manual

Page 1: ...SERVICE MANUAL COLOR TELEVISION DOCUMENT CREATED IN JAPAN May 2005 32AF45 32AF45C MFR S VERSION A FILE NO 050 200523 ...

Page 2: ... to the important parts for safety which is indicated in the circuit diagram or the table of parts as a mark the designated parts must be used 4 PUT PARTS AND WIRES IN THE ORIGINAL POSITION AFTER ASSEMBLING OR WIRING There are parts which use the insulation material such as a tube or tape for safety or which are assembled in the condition that these do not contact with the printed board The inside...

Page 3: ...ering iron please be carefull not to heat too long Pb free solder will tend to splash when heated too high about 1100 F 600 C All products with the printed circuit board with PbF printing must be serviced with lead free solder When soldering or unsoldering completely remove all of the solder from the pins or solder area and be sure to heat the soldering points with the lead free solder until it me...

Page 4: ...ENTS BLOCK DIAGRAMS PRINTED CIRCUIT BOARDS MAIN CRT POWER STEREO JACK SCHEMATIC DIAGRAMS MICON CHROMA DEFLECTION POWER SOUND TUNER STEREO AV COMB FILTER SUB POWER CRT SVM AV JACK WAVEFORMS MECHANICAL EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST A1 1 A1 1 A1 1 A1 2 A2 1 A3 1 A3 10 B1 1 B2 1 B2 2 C 1 C 1 C 1 D 1 D 6 E 1 E 2 F 1 F 4 F 5 F 6 G 1 G 2 G 3 G 4 G 5 G ...

Page 5: ...tion USA W CATV 2 69 4A A 5 A 1 CH Coverage A I J W W 1 W 84 Intermediate Picture FP 45 75MHz Frequency Sound FS 41 25MHz FP FS 4 50MHz Preset CH No Stereo Dual TV Sound Yes Tuner Sound Muting Yes G 3 Power Power Source AC 120V AC 60Hz DC Power Consumption at AC 137 W at AC 120 V 60 Hz Stand by at AC 3 W at AC 120 V 60 Hz Per Year kWh Year Protector Power Fuse Yes Safety Circuit Yes IC Protector M...

Page 6: ... On Off Timer Yes Color Stream DVD DTV Yes Control Level Yes Volume Yes Brightness Yes Contrast Yes Color Yes Tint Yes Sharpness Yes Tuning No Bass Yes Treble Yes Balance Yes Back Light No Stereo Audio Output SAP Yes Video Yes Color Stream Yes Channel TV Cable Yes CH Label Yes Game Timer Yes Sleep Timer Yes Sound Mute Yes V chip Rating Yes 16 9 Yes G 8 OSD Language English French Spanish G 9 Clock...

Page 7: ...CH Down Yes Volume Up Yes Volume Down Yes TV Caption Text Yes CH1 CH2 Yes TV Video TV AV Yes CH RTN CH ENT Quick View Yes Sleep Yes RE Call Call Yes Reset Yes Menu Enter Yes Mute Yes Exit Yes MTS Audio Select Yes Fav Up Yes Fav Down Yes 16 9 Yes Multi Brand Keys CH Up VCR Yes CH Down VCR Yes Pause Still Yes TV VCR VCR Yes FF Yes Rew Yes Rec Yes Play Yes Stop Yes TV Yes VCR Yes Cable Yes DVD Yes CO...

Page 8: ...Game Timer Max Time 120 Min Yes Energy Star No Favorite CH Yes Surround Yes 16 9 Mode Yes G 12 Accessories Owner s Manual Language English Spanish W Warranty Yes Remote Control Unit Yes Rod Antenna No Poles Terminal Loop Antenna No Terminal U V Mixer No DC Car Cord Center No Guarantee Card No Warning Sheet No Circuit Diagram No Antenna Change Plug No Service Station List No Important Safety Instru...

Page 9: ...ersity No Ext Speaker No DC Jack 12V Center No VHF UHF Antenna Input F Type AC Outlet No G 14 Set Size Approx W x D x H mm 774 x 572 x 687 G 15 Weight Net Approx 62 0 kg 136 7lbs Gross Approx 70 5 kg 155 4lbs G 16 Carton Master Carton No Content Sets Material Dimensions W x D x H mm x x Description of Origin No Gift Box Material Double Brown Dimensions W x D x H mm 917 x 766 x 838 Design As per Bu...

Page 10: ...ion USA W Cable 2 69 4A A 5 A 1 CH Coverage A I J W W 1 W 84 Intermediate Picture FP 45 75MHz Frequency Sound FS 41 25MHz FP FS 4 50MHz Preset CH No Stereo Dual TV Sound Yes Tuner Sound Muting Yes G 3 Power Power Source AC 120V AC 60Hz DC Power Consumption at AC 137 W at AC 120 V 60 Hz Stand by at AC 3 W at AC 120 V 60 Hz Per Year kWh Year Protector Power Fuse Yes Safety Circuit Yes IC Protector M...

Page 11: ... On Off Timer Yes Color Stream DVD DTV Yes Control Level Yes Volume Yes Brightness Yes Contrast Yes Color Yes Tint Yes Sharpness Yes Tuning No Bass Yes Treble Yes Balance Yes Back Light No Stereo Audio Output SAP Yes Video Yes Color Stream Yes Channel TV Cable Yes CH Label Yes Game Timer Yes Sleep Timer Yes Sound Mute Yes V chip Rating No 16 9 Yes G 8 OSD Language English French Spanish G 9 Clock ...

Page 12: ...CH Down Yes Volume Up Yes Volume Down Yes TV Caption Text Yes CH1 CH2 Yes TV Video TV AV Yes CH RTN CH ENT Quick View Yes Sleep Yes RE Call Call Yes Reset Yes Menu Enter Yes Mute Yes Exit Yes MTS Audio Select Yes Fav Up Yes Fav Down Yes 16 9 Yes Multi Brand Keys CH Up VCR Yes CH Down VCR Yes Pause Still Yes TV VCR VCR Yes FF Yes Rew Yes Rec Yes Play Yes Stop Yes TV Yes VCR Yes Cable Yes DVD Yes CO...

Page 13: ...Timer Max Time 120 Min Yes Energy Star No Favorite CH Yes Surround Yes 16 9 Mode Yes G 12 Accessories Owner s Manual Language English French W Warranty Yes Remote Control Unit Yes Rod Antenna No Poles Terminal Loop Antenna No Terminal U V Mixer No DC Car Cord Center No Guarantee Card No Warning Sheet No Circuit Diagram No Antenna Change Plug No Service Station List No Important Safety Instruction ...

Page 14: ...peaker No DC Jack 12V Center No VHF UHF Antenna Input F Type AC Outlet No G 14 Set Size Approx W x D x H mm 774 x 572 x 687 G 15 Weight Net Approx 62 0 kg 136 7lbs Gross Approx 70 5 kg 155 4lbs G 16 Carton Master Carton No Content Sets Material Dimensions W x D x H mm x x Description of Origin No Gift Box Material Double Brown Dimensions W x D x H mm 917 x 766 x 838 Design As per Buyer s Descripti...

Page 15: ...discharged Flip up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 1 2 2 DISASSEMBLY INSTRUCTIONS GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT Support Fig 1 1 Fig 1 2 3 After one side is removed pull in the opposite direction to remove the other NOTE Take care not to damage the Rubber Cap INSTALLATION ...

Page 16: ... IC Heat the IC leads using a blower type IC desoldering machine Refer to Fig 2 2 2 Fig 2 2 NOTE Do not rotate or move the IC back and forth until IC can move back and forth easily after desoldering the leads completely When IC starts moving back and forth easily after desoldering completely pickup the corner of the IC using a tweezers and remove the IC by moving with the IC desoldering machine Re...

Page 17: ... 4 Fig 2 8 Thin tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So always be sure to replace the IC in this case Finally confirm the soldering status on four sides of the IC using a magnifying glass Confirm that no abnormality is found on the soldering position an...

Page 18: ...digit value 16 x 16 x hundreds digit value 16 x tens digit value ones digit value WHEN REPLACING EEPROM MEMORY IC If a service repair is undertaken where it has been required to change the MEMORY IC the following steps should be taken to ensure correct data settings while making reference to TABLE 1 Table 1 1 2 3 4 5 6 7 8 9 10 11 The unit will now have the correct DATA for the new MEMORY IC Enter...

Page 19: ... 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 2 BASIC ADJUSTMENTS 2 1 CONSTANT VOLTAGE 1 2 3 Place the set in AV MODE without signal Connect the digital voltmeter to the TP003 Adjust the VR502 until the digital voltmeter is 135 0 5V 2 2 CUT OFF 1 2 3 4 5 Place the set in Aging Test for more than 15 minutes Place the set in AV MODE without signal Using the remote control set the brightness and cont...

Page 20: ...nel button 24 on the remote control to select TINT Press the VOL UP DOWN button on the remote control until the section A becomes as straight line Refer to Fig 2 2 Receive the video color bar pattern Audio Video Input Set to the AV mode Then perform the above adjustments 2 5 Press the TV VIDEO button on the remote control to set to the CS mode Then perform the above adjustments 2 4 Press the VOL U...

Page 21: ...until the output of L CH and R CH become minimum Press the CH DOWN button once the set to SEP1 mode Repeat step 4 to step 7 several times The output difference of the between with Filter and without Filter should be more than 25db for both L and R 2 14 CONTRAST MAX 1 2 3 4 5 Activate the adjustment mode display of Fig 1 1 and press the channel button 18 on the remote control to select CONT MAX Pre...

Page 22: ...ontrol until the AC voltmeter is 85 2mV Please check if the fixed values of the each adjustment items are set correctly referring below 2 19 Confirmation of Fixed Value Step No FUNCTION H VCO AFC GAIN V SHIFT VS CORRECTION BRI MAX BRI MIN CONT CENT CONT MIN COL MAX COL MIN SHARPNESS CB DL CR DL NO 02 04 05 09 15 17 19 20 21 23 25 26 27 RF 03 06 03 36 160 30 30 05 90 00 35 03 03 CS 03 06 03 36 160 ...

Page 23: ...t after performing adjustments in section 3 1 1 2 3 4 5 Receive the green raster pattern from color bar generator Adjust the pair of purity magnets to center the color on the screen Adjust the pair of purity magnets so the color at the ends are equally wide Move the deflection yoke backward to neck side slowly and stop it at the position when the whole screen is green Confirm red and blue color Ad...

Page 24: ...4 J702 CP1001 OS101 CP851A VR401 J701 J703 J708 SPEAKER CRT FB401 TU001 CP501 AC IN CD501 CRT CP803 CP804 TP806 TP804 R808 R804 CP852 CP851B CP802B CP801B J801 CRT PCB MAIN PCB CD802 CD851 CP401 POWER PCB CP802A CD801 CP701 STEREO JACK PCB CD701 J751 J752 J753 CD1002 CD1003 CD1001 J1002 CRT CD803 CD852 CRT D 6 32AF45 32AF45C ...

Page 25: ...07 207 102 207 201 207 201 207 207 207 207 PCB240 POWER PCB ASS Y 205 203 202 205 202 203 104 204 103 PCB010 MAIN PCB ASS Y I 1 32AF45 32AF45C 209 209 101A 101B 121 123 124 126 125 111 110 110 206 206 108 101 109 201 127 127 128 201 201 201 PCB280 STEREO JACK PCB ASS Y 201 122 201 ...

Page 26: ...MECHANICAL EXPLODED VIEW PACKING DIAGRAM 117 118 119 TM101 114 116 115 113 114 112 115 I 2 32AF45 32AF45C ...

Page 27: ...17 AE006352 JA4LD200A POLYBAG INSTRUCTION RED CAUTION 118 AE006353 J3N11517A REGISTRASTION CARD 119 AE007537 J3S90121A INSTRUCTION BOOK 120 AE007538 A3S901J975 INSTRUCTION BOOK KIT 121 AE007539 711WPA0232 PLATE FRONT 122 AE007540 713WPA0364 GUIDE REMOCON 123 AE007541 723000C932 AV LABEL 124 AE004824 7230007791 SHEET BUTTON 125 AE003022 723549A026 BADGE BRAND 126 AE007542 735APJA002 BUTTON POWER 12...

Page 28: ...3ACDA195 GIFT BOX 117 AE006363 JA4LD100A POLYBAG INSTRUCTION RED CAUTION 119 AE007551 J3S90221A INSTRUCTION BOOK 120 AE007552 A3S902J975 INSTRUCTION BOOK KIT 121 AE007539 711WPA0232 PLATE FRONT 122 AE007540 713WPA0364 GUIDE REMOCON 123 AE007541 723000C932 AV LABEL 124 AE004824 7230007791 SHEET BUTTON 125 AE003022 723549A026 BADGE BRAND 126 AE007542 735APJA002 BUTTON POWER 127 AE007543 735WPB0320 B...

Page 29: ...E 330 OHM 1 2W R881 BZ210087 R3X18A221J R METAL OXIDE 220 OHM 2W CAPACITORS C156 AE004040 P6M900105J CMPL 1 UF 50V TF C408 BZ210176 E02LF3222M CE 2200 UF 25V C412 AE004368 P4N8FK182H CMPP 0 0018UF 1 5KV C413 AE000814 E0ELF4222M CE 2200 UF 35V C418 BZ110174 P4J7F3334J CMPP 0 33 UF 250V PMS C420 AE007519 P4G8FJ123H CMPP 0 012 UF 1 25KV PHE C421 AD300048 P3N1F5183J CPP 0 018 UF 630V C425 BZ110202 C0P...

Page 30: ...06 D1VT001330 DIODE SILICON 1SS133T 77 D520 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D523 AD300671 D97U01801B DIODE ZENER MTZJ18B T 77 D524 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D525 BZ410113 D97U02201B DIODE ZENER MTZJ22B T 77 D528 BZ410021 D97U05R61B DIODE ZENER MTZJ5 6B T 77 D601 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D602 BZ410058 D97U08R21B DIODE ZENER MTZJ8 2B T 77 D604 AD30...

Page 31: ...ON 2SC3052 T1 Q604 BZ510105 TCAT03209Y TRANSISTOR SILICON KTC3209_Y AT Q605 AE005873 T8RA030520 TRANSISTOR SILICON 2SC3052 T1 Q607 BZ510070 TCAT032034 TRANSISTOR SILICON KTC3203_Y AT Q610 AE005873 T8RA030520 TRANSISTOR SILICON 2SC3052 T1 Q611 BZ510105 TCAT03209Y TRANSISTOR SILICON KTC3209_Y AT Q613 AE005873 T8RA030520 TRANSISTOR SILICON 2SC3052 T1 Q614 AE005872 T6RA015300 TRANSISTOR SILICON 2SA153...

Page 32: ...21505R VARIABLE RESISTORS VR401 BZ210218 V1K63H3BTE VOLUME SEMI FIXED NVG6TLTAB222 VR502 BZ210101 V1163H4BTC VOLUME SEMI FIXED EVNCYAA03BE4 P C BOARD ASSEMBLIES PCB010 AE007514 A3S901J010L PCB ASS Y CMD016C PCB110 AE007516 A3S901J110L PCB ASS Y CCD014A PCB240 AE007517 A3S901J240L PCB ASS Y CED039A PCB280 AE007518 A3S901J280L PCB ASS Y CED038A MISCELLANEOUS B401 BZ310129 024HT03564 CORE BEADS W4BRH...

Page 33: ...BD EL002 BZ614043 124116281A EYE LET XRY16X28BD F501 BZ614422 081PC6R305 FUSE 51MS063L FB401 AE007500 043232014F TRANSFORMER FLYBACK FUH32F001 FH501 AE002634 06710T0009 HOLDER FUSE EYF 52BCY FH502 AE002634 06710T0009 HOLDER FUSE EYF 52BCY OS101 AD301048 0773071001 REMOTE RECEIVER RPM7138 WH5 RY501 AE006070 0560X20118 RELAY G5PA 1 SA WEC SP1001 AE007511 070W457010 SPEAKER MSF 2D5D10WD SP1002 AE0075...

Page 34: ...E 330 OHM 1 2W R881 BZ210087 R3X18A221J R METAL OXIDE 220 OHM 2W CAPACITORS C156 AE004040 P6M900105J CMPL 1 UF 50V TF C408 BZ210176 E02LF3222M CE 2200 UF 25V C412 AE004368 P4N8FK182H CMPP 0 0018UF 1 5KV C413 AE000814 E0ELF4222M CE 2200 UF 35V C418 BZ110174 P4J7F3334J CMPP 0 33 UF 250V PMS C420 AE007519 P4G8FJ123H CMPP 0 012 UF 1 25KV PHE C421 AD300048 P3N1F5183J CPP 0 018 UF 630V C425 BZ110202 C0P...

Page 35: ...06 D1VT001330 DIODE SILICON 1SS133T 77 D520 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D523 AD300671 D97U01801B DIODE ZENER MTZJ18B T 77 D524 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D525 BZ410113 D97U02201B DIODE ZENER MTZJ22B T 77 D528 BZ410021 D97U05R61B DIODE ZENER MTZJ5 6B T 77 D601 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D602 BZ410058 D97U08R21B DIODE ZENER MTZJ8 2B T 77 D604 AD30...

Page 36: ... TCAT03209Y TRANSISTOR SILICON KTC3209_Y AT Q605 AE005873 T8RA030520 TRANSISTOR SILICON 2SC3052 T1 Q607 BZ510070 TCAT032034 TRANSISTOR SILICON KTC3203_Y AT Q610 AE005873 T8RA030520 TRANSISTOR SILICON 2SC3052 T1 Q611 BZ510105 TCAT03209Y TRANSISTOR SILICON KTC3209_Y AT Q613 AE005873 T8RA030520 TRANSISTOR SILICON 2SC3052 T1 Q614 AE005872 T6RA015300 TRANSISTOR SILICON 2SA1530A T1 Q709 AE005872 T6RA015...

Page 37: ...UME SEMI FIXED NVG6TLTAB222 VR502 BZ210101 V1163H4BTC VOLUME SEMI FIXED EVNCYAA03BE4 P C BOARD ASSEMBLIES PCB010 AE007522 A3S902J010L PCB ASS Y CMD016C PCB110 AE007516 A3S901J110L PCB ASS Y CCD014A PCB240 AE007517 A3S901J240L PCB ASS Y CED039A PCB280 AE007518 A3S901J280L PCB ASS Y CED038A MISCELLANEOUS B401 BZ310129 024HT03564 CORE BEADS W4BRH3 5X6X1 0 B402 BZ310129 024HT03564 CORE BEADS W4BRH3 5X...

Page 38: ... EYE LET XRY16X28BD F501 BZ614422 081PC6R305 FUSE 51MS063L FB401 AE007500 043232014F TRANSFORMER FLYBACK FUH32F001 FH501 AE002634 06710T0009 HOLDER FUSE EYF 52BCY FH502 AE002634 06710T0009 HOLDER FUSE EYF 52BCY OS101 AD301048 0773071001 REMOTE RECEIVER RPM7138 WH5 RY501 AE006070 0560X20118 RELAY G5PA 1 SA WEC SP1001 AE007511 070W457010 SPEAKER MSF 2D5D10WD SP1002 AE007511 070W457010 SPEAKER MSF 2D...

Page 39: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...