Toshiba 27A35C Service Manual Download

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SERVICE MANUAL

COLOR TELEVISION

DOCUMENT CREATED IN JAPAN, May, 2005

27A35C

FILE NO. 050-200521

(MFR’S VERSION A)

Summary of Contents for 27A35C

Page 1: ...SERVICE MANUAL COLOR TELEVISION DOCUMENT CREATED IN JAPAN May 2005 27A35C FILE NO 050 200521 MFR S VERSION A ...

Page 2: ...which has the same character Especially as 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...

Page 3: ...ING EEPROM MEMORY IC ELECTRICAL ADJUSTMENTS BLOCK DIAGRAMS PRINTED CIRCUIT BOARDS MAIN CRT SCHEMATIC DIAGRAMS MICON CHROMA DEFLECTION POWER SOUND TUNER STEREO COMB FILTER CRT WAVEFORMS MECHANICAL EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST A1 1 A1 1 A1 1 A2 1 A3 1 A3 5 B1 1 B2 1 B2 2 C1 1 C1 1 C1 1 D 1 D 6 E 1 E 2 F 1 F 4 G 1 G 2 G 3 G 4 G 5 G 6 G 7 G 8 G 9 G...

Page 4: ...ination 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 125 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 Protecto...

Page 5: ...s 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 No G 8 OSD Language English French Spanish G 9 Clock ...

Page 6: ...s CH Up Yes 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 No Multi Brand Keys CH Up VCR No CH Down VCR No Pause Still No TV VCR VCR No FF No Rew No Rec No Play No Stop No TV No VCR No Cable No DVD No CODE...

Page 7: ... Time 120 Min Yes Energy Star No Favorite CH Yes Surround Yes 16 9 Mode No 2 Tuner P in P No 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 Facility List No Important Safety Ins...

Page 8: ...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 650 x 500 5 x 571 5 G 15 Weight Net Approx 36 5kg 80 5 lbs Gross Approx 40 5Kg 89 3 lbs 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 771 x 580 x 665 Design As per Buyer s Descrip...

Page 9: ...ed 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 1 Clean ...

Page 10: ...using a blower type IC desoldering machine Refer to Fig 2 2 2 Fig 2 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desoldering the IC 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...

Page 11: ...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 and insta...

Page 12: ... 16 x 16 x thousands 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 th...

Page 13: ... 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 120 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 contrast to n...

Page 14: ...P 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 UP DOWN button on the remote control until the tint step No becomes...

Page 15: ...n on the remote control adjust the H SIZE becomes 10 12 2 11 HORIZONTAL SIZE 1 2 3 4 2 12 OSD POSITION 1 2 Activate the adjustment mode display of Fig 1 1 Press the VOL UP DOWN button on the remote control until the difference of A and B becomes minimum Refer to Fig 2 4 B A TV 00 OSD 30 Fig 2 4 2 15 PARABOLA CORNER 1 2 3 4 5 6 7 Receive the cross hatch signal from the Pattern Generator Using the r...

Page 16: ...ntil 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 04 04 02 42 140 50 64 20 90 00 40 00 00 CS 04 04 02 42 140 50 64 20...

Page 17: ...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 Adjust the...

Page 18: ...S LOCATION GUIDE WIRING CONNECTION CD802 CP101 CP801A FB401 TU001 VR401 CD801 CRT CP401 CRT PCB CP801B CP802B CP806 J801 CP803 CRT TP024 TP022 R805 R803 CP1001 SPEAKER CP802A VR502 W001 TP003 J704 J701 J702 CP501 CD501 AC IN CRT L503 CP502 D 6 MAIN PCB ...

Page 19: ...V IN YUV POWER 8 63 V OUT H OUT FAST BLK 24 V OUTPUT IC IC401 LA78041 CRT V801 15 16 14 B OUT G OUT R OUT 33 BLANK Q802 Q806 BLUE OUT Q803 Q805 GREEN OUT Q801 Q804 RED OUT FB401 Q405 Q402 H OUT H DRIVE 5 1 15 13 4 COMB FILTER IC IC1501 TC90A45FG Y OUT C OUT AD IN 4 2 Vin1 Vin2 V OUT 2 6 4 6 Vin1 Vin2 V OUT 3 4 6 2 5 YUV_IN REAR J704 3 2 2 24 14 23 3 2 3 2 2 6 8 12 SOUND AMP IC IC1001 AN17822A 10 2...

Page 20: ...52 W039 C1513 L1505 C1514 R1516 C1512 W118 W087 R1502 R617 R612 C1515 W004 W003 W105 C527_1 W106 W093 W047 W831 HS401 C 5 3 5 R434 C505 C506 C641 W827 C421 W005 D409 C614 C517 W081 W080 C1006 R5 17 W026 W032 C619 W033 W035 R407 W045 W043 D414 R426 W057 W019 D406 C1504 R507 W095 W021 W070 W071 W022 W034 W072 R303 R304 C319 C317 C304 C333 C302 C305 C308 C314 C316 R604 W024 W025 W092 W041 W091 W117 R...

Page 21: ...005 R401 C315 C311 C334 C644 C643 C637 C140 C141 C142 C143 R134 R627 R461 Q411 C738 C736 C411 R632 Q103 R1510 R1517 Q1507 C1526 R1508 C1505 Q1505 Q1502 R1506 C1519 R1505 C1516 C1517 C1502 R1501 C1511 C1508 C1510 IC1501 R1504 IC1503 IC1502 IC302 C1003 R1006 C1001 C1004 C1002 R1509 R1003 R462 C628 C114 C611 C618 C621 C630 C615 C910 C722 C725 C908 R118 C111 C119 C122 R131 C117 C121 R125 C109 R116 C11...

Page 22: ...12 2 2K R114 47K R115 47K R138 1M R119 22K 1 4W R143 820 R142 820 R141 820 R127 3 9K R128 3 9K R129 3 9K R110 10K R116 10K R145 2 2K R133 1K WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME TM101 RC...

Page 23: ...30 1 2W R605 100 R623 100 1 4W R657 75 WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME S807X S806Y S805Y V_IN YUV VIDEO_IN1 U_IN YUV Y_IN YUV VIDEO_IN3 C_V_OUT_SW PROTECT Y_V_OUT_SW P CON 5V SW_Y_O...

Page 24: ... D411 AU02A EIC D407 AU02A EIC C413 1000 35V YK C407 100 35V YK C426 22 250V MHE D410 MTZJ30B D403 MTZJ30B D404 MTZJ5 1B D406 MTZJ5 6B W813 W861 W857 W812 W827 C419 0 0022 500V B C417_1 0 22 100V MKT C427 0 1 100V MKT C402 0 01 100V MMTS C428 0 001 500V B C420_1 0 015 1 25KV PHE C412_1 0 0027 1 25KV MPP C401 27P 500V SL C415 150P 500V B C421 0 018 630V PP C405 560P CH C411 0 001 CH C439 0 001 B C4...

Page 25: ...520 1SS133 D511 1N4937 PAN D516 1SS133 D505 30PRA60 FC D514 1SS133 D512 21DQ09N D504 RM11C EIC D503 RM11C EIC D502 RM11C EIC D501 RM11C EIC D524 1SS133 D507 1SS133 C523 100 6 3V KA C527_1 2200 25V MHE C521_1 220 160V YXF C501 2200 25V YK C518_1 2 2 50V YK D528 MTZJ5 6B D525 MTZJ18B D530 MTZJ3 9B D519 MTZJ5 6B D522 MTZJ5 1B D523 MTZJ18B D509 MTZJ18B W823 W833 W835 W816 W842 W847 W825 W806 C505 0 22...

Page 26: ... 033 B C1002 0 0022 B C1001 1 B C1003 1 B C1004 0 0022 B R1019 100K 1 4W R1014 100K R1018 2 7K 1 4W R301 4 7K R302 4 7K R304 100 1 4W R303 100 1 4W R314 220K R1003 270K R1001 68K R1013 47K 1 4W R1006 18K R1008 18K WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITH...

Page 27: ...D PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME S804Y TUNER 5V TUNER_VIDEO P CON 5V P CON B GND AFT SCL SDA SW_AUDIO_L SW_AUDIO_R SW_AUDIO_L SW_AUDIO_R AUDIO_IN1 2 R AUDIO_IN1 2 L AUDIO_IN3 R AUDIO_IN3 L G 12 G 11 PCB070 CME028 FR...

Page 28: ... F C1505 1 B C1509 0 01 B C1511 0 1 B C1508 0 1 B C1515 100P CH C1517 0 01 B C1516 0 01 B C1510 0 01 B C1519 0 01 B C1518 180P CH R1509 1K R1502 330 1 4W R1501 330 R745 8 2K R736 75 R730 75 R725 75 R1510 220 R746 8 2K 1 4W R739 75 R729 75 R733 8 2K R726 8 2K R735 75 R1503 2 2K R1504 100 R1517 1K R1506 820 R1505 100 R1507 1K R1512 1K R1508 1K R1516 220 1 4W WAS RECEIVED IN GOOD CONDITION AND PICTUR...

Page 29: ...D812 1SS133 W824 C811 390P CH C810 390P CH C809 390P CH C802 0 001 2KV B C801 100P 500V B C805 0 1 B R806 2 7K 1 4W R804 2 7K 1 4W R802 2 7K 1 4W R801 220 R810 220 R808 220 R817 68 R813 390 R809 4 7K R818 68 R816 390 R814 4 7K R819 68 R815 390 R811 4 7K R812 100 R820 100 R821 100 R824 100 1 2W WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOT...

Page 30: ...e corresponding balloon number in the schematic diagram NOTE 2 1V 1µs div 3 1V 50µs div 4 1V 0 1ms div CHROMA 7 1V 20µs div 8 0 5V 10ms div 9 1V 50µs div 10 2V 20µs div 12 1V 2µs div 11 0 5V 20µs div 13 1V 20µs div 14 2V 20µs div 15 2V 20µs div 16 2V 5ms div DEFLECTION 17 20V 5ms div H 1 ...

Page 31: ...r in the schematic diagram NOTE 18 10V 10ms div 19 20V 20µs div 20 2V 20µs div 21 200V 50µs div 37 50V 20µs div 38 50V 20µs div 39 50V 20µs div SOUND 22 2V 5ms div 23 2V 5ms div 24 2V 5ms div 25 2V 5ms div 26 5V 2ms div 27 5V 2ms div 28 200mV 20µs div 29 200mV 20µs div COMB FILTER AV CRT SVM H 2 ...

Page 32: ...A 101D 101B 101C 203 101E 203 101E 101E 203 108 203 203 101 201 102B 107 102A 102B 102 201 201 102B 201 201 203 201 103 PCB070 MAIN PCB ASS Y 207 204 110 206 206 104 207 205 105 PCB110 CRT PCB ASS Y 106 202 202 202 202 109 109 109 109 ...

Page 33: ...MECHANICAL EXPLODED VIEW PACKING DIAGRAM I 2 119 120 TM101 116 112 114 111 115 115 113 113 117 ...

Page 34: ...T CSA 109 AD300768 762WPA0009 HOLDER CRT WIRE 110 BZ710260 899HV3T000 HOLDER ANODE WIRE 111 AE007476 723000C923 SHEET BAR CODE 112 AE006145 791WHAA116 FILM BAG 113 AE003356 792WHAA091 PACKAGE TOP 114 AE003357 792WHAA092 PACKAGE BACK 115 AE003358 792WHAA093 PACKAGE BOTTOM 116 AE007478 793WCDC733 GIFT BOX 117 AE007479 795WCDA012 PAD 118 AE007486 A3U5012975 INSTRUCTION BOOK KIT 119 AE007492 JA4ND100 ...

Page 35: ...M CE 1000 UF 25V C412 AD301599 P4N8FJ272H CMPP 0 0027UF 1 25KV C413 AD300067 E02LF4102M CE 1000 UF 35V C418 AE001019 P4J7F3434J CMPP 0 43 UF 250V PMS C420 AE007493 P4G8FJ153H CMPP 0 015 UF 1 25KV PHE C421 AD300048 P3N1F5183J CPP 0 018 UF 630V C425 AE007487 C03L0R7S2K CC 560 PF 2KV R C426 BZ110225 E5EZFD220M CE 22 UF 250V C430 BZ110195 E02LU8220M CE 22 UF 100V C442 AE006084 E736F56R8M CE 6 8 UF 50V...

Page 36: ...01330 DIODE SILICON 1SS133T 77 D525 AD300671 D97U01801B DIODE ZENER MTZJ18B T 77 D526 AE004936 D6E027110A DIODE VARISTA ENE271D 10A D528 BZ410021 D97U05R61B DIODE ZENER MTZJ5 6B T 77 D529 AE003872 DOU002720M DIODE VARISTA DSS 272M S00B D530 BZ410064 D97U03R91B DIODE ZENER MTZJ3 9B T 77 D601 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D602 BZ410058 D97U08R21B DIODE ZENER MTZJ8 2B T 77 D604 AD30007...

Page 37: ... BZ310041 02167F101J COIL 100 UH L1503 AD301445 021LA6100J COIL 10 UH L1504 AD300910 021LA6150J COIL 15 UH L1505 BZ310039 02167F220J COIL 22 UH T401 BZ310189 0450190161 TRANS HORIZONTAL DRIVE ETH19Y203AY T501 AE007469 0481400754 TRANSFORMER SWITCHING 81400754 JACKS J701 AE002759 060J431020 RCA JACK MSP 213V2 432_NI_LF J702 AE006074 063Q700011 JACK YKF51 5503N J704 AE002761 060J411032 RCA JACK MSP ...

Page 38: ...01 BZ614422 081PC6R305 FUSE 51MS063L FB401 AE007468 043227020Y TRANSFORMER FLYBACK 3227020Y 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 AE007470 070Y435021 SPEAKER S0509F12A G TH501 BZ410079 DF5EL3R0A0 DEGAUSS ELEMENT ZPB45BL3R0A TM101 AD302...

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

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