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SPECIFIC INFORMATIONS

Location

Parts No.

Description

No.

Location

Parts No.

Description

No.

LV23

23103887

INDUCTOR, CHIP BEAD, TEM2130AM

LV24

23245858

COIL, CHIP INDUCTOR, TRF4100CC

LV25

23245858

COIL, CHIP INDUCTOR, TRF4100CC

LV32

23103828

INDUCTOR, BEAD, TEM2121M

LV33

23103828

INDUCTOR, BEAD, TEM2121M

LV34

23103887

INDUCTOR, CHIP BEAD, TEM2130AM

SEMICONDUCTORS

Q102

23314204

TRANSISTOR, 2SC2412K,Q

Q160

23205140

TRANSISTOR, CHIP R1=R2=10K,

DTC114EUAT106

Q162

23314993

TRANSISTOR, 2SC4081 Q

Q163

23205144

TRANSISTOR, CHIP R1=R2=47K,

DTC144EUAT106

Q164

23314994

TRANSISTOR, 2SA1576A106

Q201

23314204

TRANSISTOR, 2SC2412K,Q

Q202

23314204

TRANSISTOR, 2SC2412K,Q

Q501

23000384

IC, COMBFILTER VIDEO PROCESSOR,

VPC3230D

Q610

23009574

IC, AUDIO AMP 16P DIP ST, TDA7267A

Q611

70114396

TRANSISTOR, 2SC3326B

Q612

70114396

TRANSISTOR, 2SC3326B

Q613

23205045

TRANSISTOR, 2SA1037AKQ

Q614

70114396

TRANSISTOR, 2SC3326B

Q615

70114396

TRANSISTOR, 2SC3326B

Q630

23009574

IC, AUDIO AMP 16P DIP ST, TDA7267A

Q801

23009575

IC, DROP REGU TO252-3 ROHM, BA09FP-E2

Q802

23009576

IC, SW. REGU TO263-5 SANKEN, SI-8050JD

Q804

23009577

IC, SW. REGU TO263-5 SANKEN, SI-8033JD

Q805

23009578

IC, REGULATOR SOP8 SANKEN, SI-3025KS

Q807

23906441

IC, BA05FP

Q816

23314204

TRANSISTOR, 2SC2412K,Q

Q817

23205191

TRANSISTOR, FET, TPC8105-H(TE12L)

Q819

23314204

TRANSISTOR, 2SC2412K,Q

Q851

23314204

TRANSISTOR, 2SC2412K,Q

Q852

23314204

TRANSISTOR, 2SC2412K,Q

Q853

23205045

TRANSISTOR, 2SA1037AKQ

QA01

23009619

IC, MICON SQFP48P SANYO,

LC863864A EU/ASIA

QA02

23009679

IC, 8192BITS CMOS EEPROM,

BR24L08F-WE2

QA03

23009114

IC, BD4746G

QA07

23205142

TRANSISTOR, DTC124EKAT146

QB01

23314204

TRANSISTOR, 2SC2412K,Q

QB02

23314204

TRANSISTOR, 2SC2412K,Q

QB03

23205045

TRANSISTOR, 2SA1037AKQ

QF01

23009620

IC, RGB-SW DIP-16 ST, TEA5114A

QF02

70114396

TRANSISTOR, 2SC3326B

QF03

70114396

TRANSISTOR, 2SC3326B

QF04

70114396

TRANSISTOR, 2SC3326B

QF05

70114396

TRANSISTOR, 2SC3326B

QL01

23009611

IC, IC SCALER SQFP144 SANYO,

LC74986W-8B12F-E

QL10

23205192

TRANSISTOR, FET EMT3 ROHM,

2SK3019__TL

QL11

23205192

TRANSISTOR, FET EMT3 ROHM,

2SK3019__TL

QS01

23314204

TRANSISTOR, 2SC2412K,Q

QS02

23314204

TRANSISTOR, 2SC2412K,Q

QS03

23205137

TRANSISTOR, CHIP R1=R2=47K,

DTA144EKAT146

QS04

70114396

TRANSISTOR, 2SC3326B

QS05

70114396

TRANSISTOR, 2SC3326B

QS06

23314204

TRANSISTOR, 2SC2412K,Q

QS07

23314204

TRANSISTOR, 2SC2412K,Q

QS08

70114396

TRANSISTOR, 2SC3326B

QS09

70114396

TRANSISTOR, 2SC3326B

QS20

23314204

TRANSISTOR, 2SC2412K,Q

QS21

23314204

TRANSISTOR, 2SC2412K,Q

QS22

23205045

TRANSISTOR, 2SA1037AKQ

QT01

23000994

IC, SAA5264PS

QT02

23009581

IC, 4096BITS CMOS EEPROM,

BR24L04F-WE2

QT03

23205045

TRANSISTOR, 2SA1037AKQ

QT04

23205045

TRANSISTOR, 2SA1037AKQ

QT05

23314204

TRANSISTOR, 2SC2412K,Q

QV01

70129558

IC, MM1231XF

QV02

70129558

IC, MM1231XF

QV04

23205142

TRANSISTOR, DTC124EKAT146

QV05

23205142

TRANSISTOR, DTC124EKAT146

QV06

23314204

TRANSISTOR, 2SC2412K,Q

QV07

23314204

TRANSISTOR, 2SC2412K,Q

QV08

23205045

TRANSISTOR, 2SA1037AKQ

D101

23357378

DIODE, ZENER VZ=32.15-33.79,

UDZS TE-17 33B

D201

23357037

DIODE, ZENER, UDZS5.6B

D202

23357037

DIODE, ZENER, UDZS5.6B

D203

23357037

DIODE, ZENER, UDZS5.6B

D204

23357037

DIODE, ZENER, UDZS5.6B

D205

23357037

DIODE, ZENER, UDZS5.6B

D206

23357037

DIODE, ZENER, UDZS5.6B

D207

23357037

DIODE, ZENER, UDZS5.6B

D208

23357037

DIODE, ZENER, UDZS5.6B

D209

23357037

DIODE, ZENER, UDZS5.6B

D210

23357037

DIODE, ZENER, UDZS5.6B

D211

23357037

DIODE, ZENER, UDZS5.6B

D602

23316231

DIODE, 1SS355

D603

23316231

DIODE, 1SS355

D608

23357037

DIODE, ZENER, UDZS5.6B

D609

23357037

DIODE, ZENER, UDZS5.6B

D610

23357037

DIODE, ZENER, UDZS5.6B

D611

23357037

DIODE, ZENER, UDZS5.6B

D612

23357037

DIODE, ZENER, UDZS5.6B

D613

23357037

DIODE, ZENER, UDZS5.6B

D801

23118094

DIODE, EU2A

D802

23316382

DIODE, SFPB-64V

D803

23316382

DIODE, SFPB-64V

D821

23316231

DIODE, 1SS355

D826

23118048

DIODE, CHIP VRM80V 100MA SER

USMMA143A

D827

23118048

DIODE, CHIP VRM80V 100MA SER

USMMA143A

D828

23118048

DIODE, CHIP VRM80V 100MA SER

USMMA143A

D851

23316573

DIODE, ZENER, MA8062-L

D852

23316231

DIODE, 1SS355

D853

23316542

DIODE, ZENER CHIP VZ3.70-3.97V,

MA8039-L, TX

D854

23316231

DIODE, 1SS355

DA01

23316231

DIODE, 1SS355

DA02

23316231

DIODE, 1SS355

DA03

23316231

DIODE, 1SS355

DA04

23316231

DIODE, 1SS355

DA06

23316231

DIODE, 1SS355

DB01

23358535

DIODE, LED, SPR-325MVWMNP

DB02

23358536

DIODE, LED, SLR-332MG3FMNP

DF01

23357384

DIODE, ZENER VZ=11.74-12.24,

UDZS TE-17 12B

DF02

23357384

DIODE, ZENER VZ=11.74-12.24,

UDZS TE-17 12B

DF03

23357384

DIODE, ZENER VZ=11.74-12.24,

UDZS TE-17 12B

DF04

23357384

DIODE, ZENER VZ=11.74-12.24,

UDZS TE-17 12B

Summary of Contents for 14VL43P

Page 1: ...May 2003 FILE NO 010 200306 SERVICE MANUAL LCD TELEVISION 20VL43P 14VL43P ...

Page 2: ...PRECAUTIONS 3 HANDLING THE LCD MODULE 5 LOCATION OF CONTROLS 7 LAYOUT OF MAJOR BOARDS 9 MECHANICAL DISASSEMBLY 10 PACKING DISASSEMBLY 13 WIRING CONNECTION DIAGRAM 15 CHASSIS AND CABINET REPLACEMENT PARTS LIST 16 PC BOARDS BOTTOM VIEW 23 SPECIFICATIONS END APPENDIX CIRCUIT DIAGRAM ...

Page 3: ...injury or where there could be physical damage in the event of operational error Physical damage means major damage to a home furnishings and other possessions Examples of marks SHOCK HAZARD PROHIBIT DISASSEM BLING UNPULUG The indicates caution including danger and warning The actual meaning of this caution is indicated inside the or nearby illustrations or text The example shown to the left indic...

Page 4: ...fied parts when the mark is included in a circuit diagram or parts list Parts mounting and routing of the wiring should be the same as that used originally For safety purposes insulating materials such as tubing or tape is sometimes used and printed circuit boards are sometimes mounted floating Also make sure that wiring is routed and clamped to avoid parts that generate heat and which use high vo...

Page 5: ...of the LCD module with the corresponding holes in the LCD cover and fasten with screws Do not strongly push on the mod ule because any impact can adversely affect the perform ance Also use caution when handling the polarized screen because it can easily be damaged CAUTION The metal edges of the LCD module are sharp so use caution to avoid in jury 3 If the panel surface becomes soiled wipe with cot...

Page 6: ...s described in the specifications Failure to do so could result in freezing of the liquid crystal due to cold air or loss of resilience or other damage 9 Do not disassemble the LCD module Such actions could result in improper operation 10 When transporting the LCD module do not use packing containing epoxy resin amine or silicon resin alcohol or oxim The gas generated by these materials can cause ...

Page 7: ... Representative 20VL43P TV front VOLUME CHANNEL 9 8 a TV VIDEO f 7 POWER AUDIO OUT EXT2 HEADPHONES Jack Remote Sensor TV rear EXT1 DC input To remove the cover pull the button of the cover toward you SCART INPUT EXT2 ON Timer indicator POWER indicator Antenna input ...

Page 8: ...enu information and closes menus P cycles through programmed channels Also used to highlight selections on the on screen menus adjusts the volume level Also used to increase or reduce the value of a menu option OK sets programmed menu information Teletext Coloured Buttons directly access teletext linked page selects stereo bilingual sound mode mutes the sound selects hidden content during teletext...

Page 9: ...GENERAL ADJUSTMENTS SPECIFIC INFORMATIONS 9 LAYOUT OF MAJOR BOARDS Inverter Board Key Control Board Main Board Inverter Board Light Receiving Board ...

Page 10: ...TMENTS SPECIFIC INFORMATIONS 10 MECHANICAL DISASSEMBLY Representative 20VL43P Ferrite Core Flexible Cable Connector A205 Main Board Jack Plate Grounding Wire Copper Foil Main Unit Base A206 Screw A204 Copper Foil A ...

Page 11: ...JUSTMENTS SPECIFIC INFORMATIONS 11 Claw A205 A206 Claw Insulating Plate Baked plate attached on upper and lower shields Shield Case Main Board Screw with washer Screw Grounding Wire Plate A203 Speaker Ass y V001 ...

Page 12: ...SPECIFIC INFORMATIONS 12 LCD Back Panel LCD Back Panel Chilled Metal Fittings Screw Chilled Metal Fittings Screw Grounding Wire Screw LCD Back Panel LCD Ass y Screw Grounding Wire Flexible Cable Claw 19 pcs LCD Front Panel ...

Page 13: ...GENERAL ADJUSTMENTS SPECIFIC INFORMATIONS 13 PACKING DISASSEMBLY 20VL43P K902 Y101 A702A A702B A227 A701 ...

Page 14: ...GENERAL ADJUSTMENTS SPECIFIC INFORMATIONS 14 PACKING DISASSEMBLY 14VL43P A701 A227 ...

Page 15: ...AM Key Control Board Inverter Board White Black Light Receiving Board LCD Monitor Main Unit Side Flexible Cable Wire Cable Tube Inverter Board White Black Main Board Right Speaker Left Speaker Wiring connection diagram viewed from the rear side Base Unit Main Unit Side ...

Page 16: ...9 24619068 ELECTROLYTIC 50V 0 47UF C644 24619046 ELECTROLYTIC 16V 470UF C645 24619046 ELECTROLYTIC 16V 470UF C646 24092730 CERAMIC CHIP 16V B 0 1UF K C647 24092730 CERAMIC CHIP 16V B 0 1UF K C803 24619046 ELECTROLYTIC 16V 470UF C809 24619046 ELECTROLYTIC 16V 470UF C813 24619046 ELECTROLYTIC 16V 470UF C821 24567104 PLASTIC FILM 50V 0 1UF J C825 24567104 PLASTIC FILM 50V 0 1UF J C830 24092730 CERAMI...

Page 17: ...AMIC CHIP 16V B 0 1UF K CT13 24092730 CERAMIC CHIP 16V B 0 1UF K CV01 24619040 ELEC CHIP 16V 10UF M 3A CV02 24092441 CERAMIC CHIP 16V F 1UF Z CV03 24092441 CERAMIC CHIP 16V F 1UF Z CV04 24619040 ELEC CHIP 16V 10UF M 3A CV05 24619040 ELEC CHIP 16V 10UF M 3A CV06 24619040 ELEC CHIP 16V 10UF M 3A CV07 24619040 ELEC CHIP 16V 10UF M 3A CV08 24619157 MENJISSOU TYP 16V100U CV09 24100103 CERAMIC CHIP 50V ...

Page 18: ...HIP METAL FILM 1 20W 33K OHM J RA53 24011223 CHIP METAL FILM 1 20W 22K OHM J RA55 24011105 CHIP METAL FILM 1 20W 1M OHM J RA65 24011103 CHIP METAL FILM 1 20W 10K OHM J RA66 24011103 CHIP METAL FILM 1 20W 10K OHM J RA67 24011103 CHIP METAL FILM 1 20W 10K OHM J RA68 24011103 CHIP METAL FILM 1 20W 10K OHM J RA72 24011472 CHIP METAL FILM 1 20W 4 7K OHM J RA73 24011472 CHIP METAL FILM 1 20W 4 7K OHM J ...

Page 19: ... CHIP METAL FILM 1 16W 75 OHM J RV14 24011103 CHIP METAL FILM 1 20W 10K OHM J RV15 24011103 CHIP METAL FILM 1 20W 10K OHM J RV19 24011101 CHIP METAL FILM 1 20W 100 OHM J RV20 24011101 CHIP METAL FILM 1 20W 100 OHM J RV21 24011101 CHIP METAL FILM 1 20W 100 OHM J RV22 24011101 CHIP METAL FILM 1 20W 100 OHM J RV23 24011101 CHIP METAL FILM 1 20W 100 OHM J RV24 24011101 CHIP METAL FILM 1 20W 100 OHM J ...

Page 20: ...R CHIP R1 R2 47K DTA144EKAT146 QS04 70114396 TRANSISTOR 2SC3326B QS05 70114396 TRANSISTOR 2SC3326B QS06 23314204 TRANSISTOR 2SC2412K Q QS07 23314204 TRANSISTOR 2SC2412K Q QS08 70114396 TRANSISTOR 2SC3326B QS09 70114396 TRANSISTOR 2SC3326B QS20 23314204 TRANSISTOR 2SC2412K Q QS21 23314204 TRANSISTOR 2SC2412K Q QS22 23205045 TRANSISTOR 2SA1037AKQ QT01 23000994 IC SAA5264PS QT02 23009581 IC 4096BITS ...

Page 21: ...01 23144718 FUSE PROTECT 2000 11CT PRF2000 11CT ZP02 23144719 FUSE PROTECT 5000 11CT PRF5000 11CT ZP04 23144718 FUSE PROTECT 2000 11CT PRF2000 11CT ZP05 23144718 FUSE PROTECT 2000 11CT PRF2000 11CT PC BOARD ASSEMBLIES U001 72790545 INVERTER BOARD DS 1020WF 1 20LF10 20VL43P U001 72790542 INVERTER BOARD DS 1044WF 14LF10 14VL43P U002 72790546 INVERTER BOARD DS 1020WF 2 20LF10 20VL43P U902A 23788776 M...

Page 22: ... 22 SPECIFIC INFORMATIONS THIS PAGE IS INTENTIONALLY LEFT BLANK ...

Page 23: ... 23 24 MAIN BOARD PD1268 1 BOTTOM FOIL SIDE CONT SW BOARD PD1268 2 BOTTOM FOIL SIDE CONT LED BOARD PD1268 3 BOTTOM FOIL SIDE CONT SW BOARD PD1268 4 BOTTOM FOIL SIDE ...

Page 24: ...rs are 1 6W and 5 tolerance carbon resistor unless otherwise noted as the following marks 1 2R Metal or Metal oxide of 1 2 watt 1 2S Carbon compsistion of 1 2 watt 1RF Fuse resistor of 1 watt 10W Cement of 10 watt K 10 G 2 F 1 2 CAPACITOR Unless otherwise noted in schematic all capacitor values less than 1 are expressed in F and the values more than 1 in pF All capacitors are ceramic 50V unless ot...

Page 25: ...Speaker type 45 mm round 2pcs External EXT1 Video input S Video input Audio L R input Connections EXT2 21pin SCART RGB input A V input TV out Video input S Video input Audio L R input OUTPUT Audio L R Phone jack Dimensions 14VL43P Width 358mm Height 416 5mm Depth 177mm 20VL43P Width 493mm Height 523mm Depth 198mm Mass 14VL43P 9 1lbs 4 15kg 20VL43P 13 9lbs 6 3kg Accessories Remote control with two ...

Page 26: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

Page 27: ...are 1 6W and 5 tolerance carbon resistor unless otherwise noted as the following marks 1 2R Metal or Metal oxide of 1 2 watt 1 2S Carbon compsistion of 1 2 watt 1RF Fuse resistor of 1 watt 10W Cement of 10 watt K 10 G 2 F 1 2 CAPACITOR Unless otherwise noted in schematic all capacitor values less than 1 are expressed in F and the values more than 1 in pF All capacitors are ceramic 50V unless other...

Page 28: ...MAIN 14VL43P 20VL43P MAIN PD1268 ...

Page 29: ......

Page 30: ......

Page 31: ......

Page 32: ...MAIN PD1268 ...

Page 33: ......

Page 34: ......

Page 35: ......

Page 36: ...MAIN 14VL43P 20VL43P ...

Page 37: ...ALL CONTROL 14VL43P 20VL43P LED PD1268 CONTROL PD1268 CONTROL PD1268 20VL43P 14VL43P ...

Page 38: ...LED PD1268 ...

Page 39: ...ALL CONTROL 14VL43P 20VL43P CONTROL PD1268 CONTROL PD1268 20VL43P 14VL43P ...

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