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SERVICE MANUAL

PRINTED IN UK. 2002 C

COLOUR TELEVISION

15V31D

TOSHIBA

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Содержание 15V31D

Страница 1: ...SERVICE MANUAL PRINTED IN UK 2002 C COLOURTELEVISION 15V31D TOSHIBA ...

Страница 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...

Страница 3: ...WHEN REPLACING EEPROM MEMORY IC ELECTRICAL ADJUSTMENTS BLOCK DIAGRAM PRINTED CIRCUIT BOARDS MAIN CRT SCHEMATIC DIAGRAMS MICON TUNER IF CHROMA 21PIN AV SW SOUND AMP DEFLECTION CRT POWER WAVEFORMS MECHANICAL EXPLODED VIEW 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 C 1 C 1 C 1 D 1 D 5 E 1 E 2 F 1 F 4 G 1 G 2 G 3 G 4 G 5 G 6 G 7 G 8...

Страница 4: ...e CH Destination Hyper Tuning System F Synth Input Impedance VHF UHF 75 ohm E2 E4 X Z 2 S1 S10 E5 E12 CH Coverage S11 S41 E21 E69 Intermediate B G Frequency Picture FP 38 9 MHz Sound FS 33 4 MHz FP FS 5 5 MHz Preset CH 100 Stereo Dual TV Sound No Tuner Sound Muting Yes G 3 Power Power Source AC 230V 240V AC 50Hz DC Power Consumption at AC 46 W at AC 230 V 50 Hz Stand by at AC 3 W at AC 230 V 50 Hz...

Страница 5: ...l Yes Volume Yes Brightness Yes Contrast Yes Colour Yes Tint NTSC Only Yes Sharpness Yes Tuning Yes Bass No Treble No Balance No Back Light No Nicam ST No G A2 Stereo No Tone 1 2 A B No Surround On Off No Pin Code No AV Yes Skip Yes Channel Yes Broadcasting Station Name Yes Hotel Lock No Sleep Timer No Selectable Picture Yes Wide Mode No Sound Mute Yes G 8 OSD Language English French Spanish Germa...

Страница 6: ...s 7 Yes 8 Yes 9 Yes 0 Yes Volume Up Yes Volume Down Yes Previous Yes Select Picture Yes Menu Yes OK Enter Yes EXIT Yes Audio Select No On OffTimer Yes Mute Yes DSP surround Virtual Dolby No Woofer Bass No Picture Size No T TEXT Keys TEXT MIX TV Yes CH Up Page Up Yes CH Down Page Down Yes Red Yes Green Yes Yellow Yes Cyan Yes TEXT F T B Yes Reveal Yes TIMED PAGE SUB PAGE Yes CALL TEXT INDEX Yes INP...

Страница 7: ...to Set Up No Protect of FBT Leak Circuit Yes Power ON Memory Yes Previous Quick View Yes Panel Lock Yes Double Focus Dynamic Focus No Wss Signal Wide Change No Virtual Dolby Surround No Hotel Lock No G 12 Accessories Owner s Manual Language Germany Dutch Italian w Guarantee Card No Buyer Model No 15V31D x Remote Control Unit Yes Rod Antenna Yes Poles 2Pole Terminal D type Loop Antenna No Terminal ...

Страница 8: ...nt Input No Diversity No Ext Speaker No DC Jack 12V Center No VHF UHF Antenna Input D Type AC Outlet No G 14 Set Size Approx W x D x H mm 366 x 396 7 x 373 G 15 Weight Net Approx 11 0 kg lbs Gross Approx 13 0kg lbs G 16 Carton Master Carton No Content Sets Material Dimensions W x D x H mm Description of Origin Gift Box Yes Material Double Brown Dimensions W x D x H mm 440 x 472 x 457 Design As per...

Страница 9: ...ip 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 the s...

Страница 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 tweezers and remove the IC by moving with the IC desoldering ...

Страница 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 be always 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...

Страница 12: ...ADDRESS and DATA should appear as FIG 1 ADDRESS is now selected and should blink Using the VOL button on the remote step through the ADDRESS until required ADDRESS to be changed is reached Press OK to select DATA When DATA is selected it will blink Again step through the DATA using VOL button until required DATA value has been selected Pressing OK will take you back to ADDRESS for further selectio...

Страница 13: ...g 1 2 Press the MENU button on the remote control to end the adjustments NO 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 FUNCTION CUT OFF RF AGC AGC GAIN R DRIVE R CUTOFF G DRIVE G CUTOFF B DRIVE H POSI 50 V POSI 50 V POSI 60 V SIZE 50 V SIZE 60 VCO COARSE VCO FINE VCO COARSE L1 VCO FINE L1 BRIGHT CENT BRIGHT MAX BRIGHT MIN NO 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18...

Страница 14: ...monoscope pattern from the Pattern Generator Using the remote control set the brightness and contrast to normal position Adjust the VR401 until the horizontal line becomes fit to the notch of the shadow mask Adjust the VR420 until the SHIFT quantity of the OVER SCAN on upside and downside becomes minimum 2 9 VERTICAL POSITION VERTICAL LINEARITY 1 2 3 4 2 10 BRIGHT CENT 1 2 3 4 5 6 7 Receive the PA...

Страница 15: ...ion of Fixed Value Step No Please check if the fixed values of each the adjustment items are set correctly referring below NO 02 04 06 07 09 10 18 19 20 21 23 24 26 27 30 31 32 33 34 35 36 37 38 FUNCTION AGC GAIN R CUTOFF G CUTOFF B DRIVE V POSI 50 V POSI 60 BRIGHT MAX BRIGHT MIN TINT SHARP CONTRAST MAX CONTRAST MIN COLOR MAX COLOR MIN M B CUT OFF CVBS OUT APR THRESHOLD BELL FILTER BANDPASS H POSI...

Страница 16: ...Switch the color bar generator from the green raster pattern to the crosshatch pattern Combine red and blue of the 3 color crosshatch pattern on the center of the screen by adjusting the pair of 4 pole magnets Combine red blue magenta and green by adjusting the pair of 6 pole magnets Adjust the crosshatch pattern to change to white by repeating steps 6 and 7 Turn the unit on and let it warm up for...

Страница 17: ...WIRING CONNECTION MAIN PCB TU001 CP101 J702 VR420 CP401 OS101 CP1002 VR401 CP802A FB401 CP502 J701 CD802 J704 J703 CP803A CP803B TP024 TP022 J801 CP806 CP802B R805 R803 CP801 SPEAKER CRT CD803 CP501 TP501 R521 CRT PCB DEGAUSS COIL W855 TP001 VR501 AC IN CD501 C D 8 0 1 CRT ...

Страница 18: ...OWER OUTPUT P CON 25V Q806 BLUE AMP Q805 GREEN AMP Q804 RED AMP J801 9 3 7 F 8 Q402 H DRIVE Q401 H OUTPUT I2C DY 1 F S 2 3 HV B P CON 25V CRT V801 56 KEY_IN VOL DOWN VOL UP AV1 42 J701 3 1 2 6 8 19 20 VIDEO OUT VIDEO IN R OUT L OUT 6 IN2 4 1 2 IN1 OUT SW R IN L IN FOR VCR 16 26 27 25 28 21 Y IN 11 7 15 21 B IN 21 G IN 21 R IN BLK_EXT G_EXT Y_EXT R_EXT V_EXT B_EXT U_EXT 1 3 2 1 3 2 FRONT VIDEO J703...

Страница 19: ...IBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPAREES PAR UN ETANT ATTENTION CP001 003P 2100 CP101 06JQ ST 1 2 3 4 5 6 Vout B GND OS101 RPM7138 H5 1 2 3 IC102 PST3231NR RESET IC 1 2 3 4 5 IC101 OECF013B MICON W T TEXT IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27...

Страница 20: ...E COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED D605 MTZJ6 2B X601 100CT4R408 4 433619MHz X602 100CT3R509 3 579545MHz L208 3 3uH 0305 L601 10uH 0305 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME IC201 STV2246H CHROMA IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 41 42 ...

Страница 21: ... 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 D712 MTZJ5 6B OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME FRONT_A_IN_L FRONT_V_IN3 21PIN1_V_IN AV1 FORTHD_VCR_1 SCART_V_IN2 Y EXT_A_IN SCART_V_IN1 MONO_A_OUT1 21_B 21_G 21_R 21_Y TUNER_V_OUT P...

Страница 22: ...70 35V YK C1008 10 50V MHE C1004 22 50V YK C1013 100 35V YK C757 100 10V YK C1009 1000 25V YK D1001 1SS133 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 CP1002 A2502WV2 2P 1 2 SPEAKER SP353_1 C10...

Страница 23: ...8_1 10 50V YK C403 470 35V YK C448 22 250V YK C404 2 2 250V YK C446 22 50V YK D406 11E1 EIC D804 1SS133 D403 11E1 EIC D405 AU02A EIC D410 AU02A EIC D408 11EQS04N D404 11E1 EIC D806 1SS133 D805 1SS133 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 D401 MTZJ30B D402 MTZJ30B C418 1000 25V YK C417 22 5...

Страница 24: ...1 2KV B C507 0 001 2KV B C517 680P 2KV R C502_2 1 B C501_1 0 22 275V ECQUL W844 W842 W814 W803 W809 C522 10 16V KA C505_2 82 400V USR C531 1000 35V MHE C511 2200 16V YK C539 10 50V YK C541_1 100 160V YXF D515 SB140 EIC D512 SB140 EIC D532 1N4937 D516 SB290S D513 SB290S D526 FE201 6L49 D506 1SS133 D502 RM11C EIC D501 RM11C EIC D504 RM11C EIC D503 RM11C EIC D517 1N4937 D530 1SS133 D514 1SS133 D521 1...

Страница 25: ... 14 15 The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE 0 5µs 1V 10ms 1V 20µs 1V 20µs 1V 50µs 100mV 0 2ms 1V 0 2ms 1V 50µs 0 5V 50µs 100mV 50µs 100mV 20µs 0 5V 20µs 1V 20µs 1V 20µs 1V 12 2ms 200mV ...

Страница 26: ...ng waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE 20µs 1V 20µs 100mV 20µs 1V 20µs 1V 20µs 1V 20µs 1V 20µs 1V 20µs 200mV 10ms 1V 20µs 1V 16 20µs 100mV DEFLECTION CRT 33 34 10ms 1V 10ms 10V 31 2ms 200mV 30 2ms 200mV ...

Страница 27: ...wing waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE SOUND AMP 43 2ms 0 5V 40 20µs 50V 41 20µs 50V 45 0 2ms 5V 37 20µs 5V 38 39 20µs 50V 2µs 200V 35 36 10ms 10V 20µs 10V ...

Страница 28: ...101 101A 101E 101C 101B 204 101D 101F 101G 101H 102 202 202 202 202 202 110 109 203 113 113 112 PCB010 MAIN PCB ASS Y 206 207 205 207 203 203 114 205 205 205 103 104 105 106 108 107 PCB110 CRT PCB ASS Y 201 201 201 111 201 115 115 ...

Страница 29: ...REW TAPPING B0 TRUSS 4x16 203 BZ710031 8110630A04 SCREW TAP TITE P BRAZIER 3x10 204 BZ710030 8110630804 SCREW TAP TITE P BRAZIER 3x8 205 BZ710239 8109I30A04 SCREW TAP TITE B WH7 3x10 206 BZ710019 8109630802 SCREW TAP TITE B BRAZIER 3x8 207 BZ710018 8107630804 SCREW TAP TITE S BRAZIER 3x8 AE002390 723000C391 SHEET BAR CODE AD302402 791WHA0061 LAMIFILM BAG AE001940 792UHA0190 PACKAGE TOP AE001941 79...

Страница 30: ...0373 R801R7222J RC 2 2K OHM 1 10W R141 AE000373 R801R7222J RC 2 2K OHM 1 10W R142 AE000373 R801R7222J RC 2 2K OHM 1 10W R143 AE000370 R801R7152J RC 1 5K OHM 1 10W R144 BZ210121 R002T4182J RC 1 8K OHM 1 4W R145 BZ210121 R002T4182J RC 1 8K OHM 1 4W R146 BZ210121 R002T4182J RC 1 8K OHM 1 4W R147 BZ210124 R002T4122J RC 1 2K OHM 1 4W R148 AD301728 R801R7103J RC 10K OHM 1 10W R151 AE000382 R801R7472J RC...

Страница 31: ...682J RC 6 8K OHM 1 2W R545 AE000482 R002T2682J RC 6 8K OHM 1 2W R546 BZ210182 R002T4103J RC 10K OHM 1 4W R547 BZ210182 R002T4103J RC 10K OHM 1 4W R548 AD301728 R801R7103J RC 10K OHM 1 10W R550 AE000347 R002T2101J RC 100 OHM 1 2W R552 BZ210206 R002T2155J RC 1 5M OHM 1 2W R601 AE000496 R801R7221J RC 220 OHM 1 10W R602 AE000360 R002T4561J RC 560 OHM 1 4W R603 AD301003 R801R7102J RC 1K OHM 1 10W R604 ...

Страница 32: ...01 UF 50V B C101 AE000326 CS0RCH4U1J CC 68 PF 50V CH C102 AE000311 CS0RB0315K CC 0 1 UF 25V B C103 AE000323 CS0RCH4H1J CC 22 PF 50V CH C104 AE000317 CS0RB04Q3K CC 0 0047UF 50V B C105 AE000311 CS0RB0315K CC 0 1 UF 25V B C106 AE000316 CS0RB04H4K CC 0 022 UF 50V B C108 AE000323 CS0RCH4H1J CC 22 PF 50V CH C109 AE000323 CS0RCH4H1J CC 22 PF 50V CH C111 AE001001 CS0RF02Q5Z CC 0 47 UF 16V F C112 AE000327 ...

Страница 33: ...001 UF 250V C526 BZ110025 P2122B224M CMP 0 22 UF 275V ECQUL C530 AE000311 CS0RB0315K CC 0 1 UF 25V B C531 BZ110055 E5EZF4102M CE 1000 UF 35V C532 BZ110213 C03L0R7K3K CC 0 0027UF 2KV R C533 BZ110143 E02LU0221M CE 220 UF 6 3V C536 AE000343 P232T0473J CMPL 0 047 UF 50V MMTV C537 AE001901 P23200474J CMP 0 47 UF 50V MMT C539 AD301348 E02LU5100M CE 10 UF 50V C540 BZ110222 CD39E0MH3M CC 0 0022UF 250V C54...

Страница 34: ...S04N TA2B5 D410 BZ410063 D2WTAU02A0 DIODE SILICON AU02A EIC D501 BZ410062 D2WTRM11C0 DIODE SILICON RM11C EIC D502 BZ410062 D2WTRM11C0 DIODE SILICON RM11C EIC D503 BZ410062 D2WTRM11C0 DIODE SILICON RM11C EIC D504 BZ410062 D2WTRM11C0 DIODE SILICON RM11C EIC D505 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D506 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D507 BZ410006 D1VT001330 DIODE SILICON 1SS133T...

Страница 35: ...002 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R S Q702 BZ510002 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R S Q703 BZ510002 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R S Q804 BZ510091 TCA0042170 TRANSISTOR SILICON KTC4217 O Y Q805 BZ510091 TCA0042170 TRANSISTOR SILICON KTC4217 O Y Q806 BZ510091 TCA0042170 TRANSISTOR SILICON KTC4217 O Y Q1002 BZ510072 TPAAC05002 COMPOUND TRANSISTOR KRA103SRTK CO...

Страница 36: ...SIDE 06JQ ST CP401 BZ614303 069S450089 CONNECTOR PCB SIDE A1561WV2 A5P CP501 BZ614176 069S320419 CONNECTOR PCB SIDE A3963WV2 3PD CP502 BZ614283 069S420110 CONNECTOR PCB SIDE A1561WV2 2P CP801 BZ614269 069S320010 CONNECTOR PCB SIDE A2361WV2 2P CP806 BZ614058 069W010010 CONNECTOR PCB SIDE 005P 2100 CP1002 BZ614365 069S120419 CONNECTOR PCB SIDE A2502WV2 2P CP802A BZ614333 067U006049 WIRE HOLDER B2013...

Страница 37: ...TOSHIBA Information Systems UK Ltd Consumer Products Division European Service Centre Admiralty Way Camberley Surrey GU15 3DT ...

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