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Toshiba 28ZH46P, Service Manual

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Toshiba 28ZH46P Service Manual Download Page 22

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Location

Parts No.

Description

No.

Location

Parts No.

Description

No.

COIL & TRANSFORMERS

L101

23221803

COIL, CHOKE, TLN3040D

L102

23103828

INDUCTOR, BEAD, TEM2121M

L103

23238562

COIL, PEAKING, TRF4109AJ

L104

23103828

INDUCTOR, BEAD, TEM2121M

L105

23103828

INDUCTOR, BEAD, TEM2121M

L250

23238506

COIL, PEAKING, TRF4229AJ

L251

23238506

COIL, PEAKING, TRF4229AJ

L252

23238714

COIL, PEAKING, TRF4100AJ

L253

23238714

COIL, PEAKING, TRF4100AJ

L301

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L302

23289846

COIL, PEAKING, TRF4101AT

L400

23289840

COIL, PEAKING, TRF4100AT

L401

23289101

COIL, PEAKING, TRF4101AF

L410

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L441

23233986

COIL, HORIZ LINIALTY, TLN2209AG

L442

23248216

COIL, CHOKE, TLN3459AH

L443

#2 23248223

COIL, CHOKE, TLN3451AH

L461

23248168

COIL, CHOKE, TLN3328AD

L470

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L501

23289470

COIL, PEAKING, TRF4470AF

L503

23289470

COIL, PEAKING, TRF4470AF

L504

23103887

INDUCTOR, CHIP BEAD, TEM2130AM

L505

23103887

INDUCTOR, CHIP BEAD, TEM2130AM

L511

23103845

COIL, TEM2030AY

L512

23103845

COIL, TEM2030AY

L601

23238714

COIL, PEAKING, TRF4100AJ

L602

23238714

COIL, PEAKING, TRF4100AJ

L701

23289840

COIL, PEAKING, TRF4100AT

L702

23261974

COIL, FERRITE BEAD, HC5-035

L704

23103894

FILTER, FERRITE BEAD, TEM2011AW

L705

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L801

23217521

TRANSFORMER, CHOKE, TPW2023BS

L805

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L811

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L824

23248087

COIL, CHOKE, TLN3312D

L840

23248288

COIL, CHOKE, TLN3299GH

L842

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L876

23289840

COIL, PEAKING, TRF4100AT

L883

23221747

COIL, CHOKE, TRF9253D

L885

23248288

COIL, CHOKE, TLN3299GH

L886

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L889

23222694

COIL, HORIZ WIDTH, TLN2026

L891

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L892

23103249

CORE, FERRITE BEAD 3.5X4.5, TEM2011AO

L893

23222694

COIL, HORIZ WIDTH, TLN2026

L895

23222694

COIL, HORIZ WIDTH, TLN2026

L897

23222694

COIL, HORIZ WIDTH, TLN2026

L901

#1 23200546

COIL, DG, TSB-2397AL

#2 23200554

COIL, DG 0.50CU 60T-2LOOP TSB-2414AL

L901A #1 23103839

FERRITE CORE, TFE1012

L902

23238508

COIL, PEAKING, TRF4121AJ

L903

23238703

COIL, PEAKING, TRF4820AJ

L904

23238703

COIL, PEAKING, TRF4820AJ

L905

23289841

COIL, PEAKING, TRF4150AT

L906

23289841

COIL, PEAKING, TRF4150AT

L907

23289841

COIL, PEAKING, TRF4150AT

L908

23289840

COIL, PEAKING, TRF4100AT

L911

23289846

COIL, PEAKING, TRF4101AT

LA01

23103828

INDUCTOR, BEAD, TEM2121M

LA02

23103828

INDUCTOR, BEAD, TEM2121M

LA03

23103828

INDUCTOR, BEAD, TEM2121M

LA04

23103828

INDUCTOR, BEAD, TEM2121M

LA05

23103828

INDUCTOR, BEAD, TEM2121M

LA06

23103828

INDUCTOR, BEAD, TEM2121M

LA70

23238714

COIL, PEAKING, TRF4100AJ

LA71

23238714

COIL, PEAKING, TRF4100AJ

LA72

23238714

COIL, PEAKING, TRF4100AJ

LA73

23238714

COIL, PEAKING, TRF4100AJ

LA74

23238714

COIL, PEAKING, TRF4100AJ

LA75

23238714

COIL, PEAKING, TRF4100AJ

LC01

23103828

INDUCTOR, BEAD, TEM2121M

LC02

23103828

INDUCTOR, BEAD, TEM2121M

LC03

23103828

INDUCTOR, BEAD, TEM2121M

LC04

23103828

INDUCTOR, BEAD, TEM2121M

LC05

23103828

INDUCTOR, BEAD, TEM2121M

LC11

23248297

COIL, CHOKE, TLN3481GH

LC12

23248297

COIL, CHOKE, TLN3481GH

LC13

23248297

COIL, CHOKE, TLN3481GH

LV01

23289151

COIL, PEAKING, TRF4151AF

LV42

23289840

COIL, PEAKING, TRF4100AT

T400

23224364

TRANSFORMER, FOCUS, TLN2168AH

T401

23224371

TRANSFORMER, HORIZ DRIVE, TLN1080AH

T461

23236766

TRANSFORMER, FLY-BACK TFB4188AH

T461A

23192964

ANODE CAP ASSY, TCC5606CT

T461B

23509161

CABLE ASSY, CABLE FOCUS CABLE FOCUS

T461C

23509162

CABLE ASSY, CABLE FOCUS CABLE FOCUS

T461D

23504204

CABLE, SCREEN

T801

23211736

COIL, LINE FILTER, TRF3231AL

T802

23211736

COIL, LINE FILTER, TRF3231AL

T863

23217562

TRANSFORMER, CONVERTER TPW3501AS

SEMICONDUCTORS

Q110

23314993

TRANSISTOR, 2SC4081 Q

Q200

23114756

TRANSISTOR, 2SC2482

Q201

23314993

TRANSISTOR, 2SC4081 Q

Q202

23314993

TRANSISTOR, 2SC4081 Q

Q203

23314993

TRANSISTOR, 2SC4081 Q

Q204

23314994

TRANSISTOR, 2SA1576A106

Q205

23314994

TRANSISTOR, 2SA1576A106

Q206

23314994

TRANSISTOR, 2SA1576A106

Q250

23000902

IC, REG3.3V MTP-5 NJM2870F33

Q251

23009509

IC, REGULATOR, +1.8V 2% TO-220F NJU7223F18

Q301

23905610

IC, LA7846N

Q302

23000711

IC, TA1317AN

Q303

23205081

TRANSISTOR, 2SA1980-Y

Q304

23205085

TRANSISTOR, 2SC5343-Y

Q340

70114396

TRANSISTOR, 2SC3326B

Q341

23205085

TRANSISTOR, 2SC5343-Y

Q370

23114462

TRANSISTOR, RN1202

Q402

23114577

TRANSISTOR, 2SC22350

Q404

23205149

TRANSISTOR, 2SC5859(FA)

Q404B

23850638

INSULATOR, TRANSISTOR, AC263

Q418

23314141

TRANSISTOR, 2SC3852

Q420

23314141

TRANSISTOR, 2SC3852

Q421

23205085

TRANSISTOR, 2SC5343-Y

Q422

70114396

TRANSISTOR, 2SC3326B

Q423

70114396

TRANSISTOR, 2SC3326B

Q424

70114396

TRANSISTOR, 2SC3326B

Q425

70114396

TRANSISTOR, 2SC3326B

Q430

23314141

TRANSISTOR, 2SC3852

Q460

23314938

TRANSISTOR, 2SD2493(P)

Q461

23205081

TRANSISTOR, 2SA1980-Y

Q469

23205085

TRANSISTOR, 2SC5343-Y

Q470

23114541

TRANSISTOR, 2SA1320

Q471

23205085

TRANSISTOR, 2SC5343-Y(BUL

Q472

23205085

TRANSISTOR, 2SC5343-Y(BUL

Q473

23205081

TRANSISTOR, 2SA1980-Y(BU

Q501

23009436

IC, MULTICOLOR DECODER MQFP80 VSP9402A

Q510

23009519

IC, TA1316AN(FA-1)

Q523

70114396

TRANSISTOR, 2SC3326B

Q601

23009429

IC, NICAM DECODER PQFP80P MSP3410G

Q602

23314993

TRANSISTOR, 2SC4081 Q

Q603

23314993

TRANSISTOR, 2SC4081 Q

Q604

23314993

TRANSISTOR, 2SC4081 Q

Q605

70114396

TRANSISTOR, 2SC3326B

Q670

23318814

IC, TA8211AH

Q680

23314994

TRANSISTOR, 2SA1576A106

Summary of Contents for 28ZH46P

Page 1: ...SERVICE MANUAL Colour Television 28ZH46P 32ZH46P ZH47 Chassis FILE NO 030 200405 T E N TAT I V E Published in Japan Jun 2004 YC ...

Page 2: ...ODE 9 ELECTRICAL ADJUSTMENTS 10 CIRCUIT CHECK 12 CHAPTER 2 SPECIFIC INFORMATIONS SETTING ADJUSTING DATA 13 LOCATION OF CONTROLS 14 CHASSIS AND CABINET REPLACEMENT PARTS LIST 16 PC BOARDS BOTTOM VIEW 26 TERMINAL VIEW OF TRANSISTORS 34 CIRCUIT BLOCK DIAGRAM 36 SPECIFICATIONS AND ACCESSORIES END APPENDIX CIRCUIT DIAGRAM ...

Page 3: ...unfamiliar with the necessary precautions on this receiver The following are the necessary precautions to be observed before servicing this chassis 1 An isolation transformer should be connected in the power line between the receiver and the AC line before any service is performed on the receiver 2 Always discharge the picture tube anode to the CRT conductive coating before handling the picture tu...

Page 4: ... the green raster shift the deflection yoke from a foremost position hitting against the picture tube to a backward position horizontally stop the deflection yoke at a position where it begins to become a green raster and perform accurate marking on the picture tube 7 Shift the deflection yoke further backward and perform accurate marking at a position where the green raster begins to being luck 8...

Page 5: ...lue mark Insert the correction piece between the picture tube and the deflection yoke Insertion position of correction piece Bonded surface blue green red Parts code 23 948 464 Bonded surface Adjust VR 1 and minimize the deviation of YH Only 27 30 and 32 Red green blue Red green blue Red green blue Red green blue Adjust VR 2 YHC and minimize the deviation of YH Red green blue Red green blue Red gr...

Page 6: ...Volume on TV or Remote Adjustment menu mode ON OFF MENU button on TV Initialization of the memory QA02 CALL Channel button on TV Reset the count of operating protect circuit to 00 CALL Channel button on TV RCUT selection 1button GCUT selection 2button BCUT selection 3button SCNT selection 4button COLP selection 5button 6button Self diagnostic display ON OFF 7button 1 Press button once on Remote Co...

Page 7: ...he adjusting item 6 EXIT FROM SERVICE MODE 1 Pressing POWER button to turn off the TV once INITIALIZATION OF MEMORY DATA OF QA02 After replacing QA02 the following initialization is required 1 Enter the service mode then select any register item 2 Press and hold the CALL button on the Remote then press the CHANNEL button on the TV The initialization of QA02 has been complated 3 Check the picture c...

Page 8: ... selected Green and Red Indicated color of other modes White Green Normal Red The microcomputer operates to provide judgement of no video signal The red color is still indicated though the signal is input failure may exist in input signal line including QV01 QV01 In case of indication green Normal In case of indication red with input signal Failure may exist in output line including QV01 The items...

Page 9: ...ustment items in the order of table 3 button for reverse order Refer to bus data table for data of design mode See SETTING ADJUSTING DATA on page 13 3 ADJUSTING THE DATA Pressing of VOLUME or button will change the value of the data When QA01 is initialized items OPT0 and OPT1 of DESIGN MODE are set to the data of the representative model of this chassis family Therefore because ON SCREEN specific...

Page 10: ...f black portion of pattern is visible After that return vertical height and contrast ITEM ADJUSTMENT PROCEDURE Belt of vertical retrace HORIZONTAL POSITION ADJUSTMENT HPOS VERTICAL POSITION ADJUSTMENT VPOS 1 Set the TV in service mode and get black or white cross bar signal with VIDEO button on remote hand unit 2 Select either HPOS Horizontal picture phase or VPOS Vertical picture phase with CHANN...

Page 11: ... remote control and rotate Screen VR to get one slight horizontal line on screen Note Every pressing of button provides Horizontal line picture and Normal picture alternately 5 Press button to release horizontal line picture and select the two other colors which did not light in the above step with CHANNEL buttons Then tap VOL UME buttons so that three colors slightly light in the same level To co...

Page 12: ...ge meter to the second anode of the picture tube 2 Turn on the receiver Set the BRIGHTNESS and CONTRAST controls to minimum zero beam current 3 High voltage must be measured below B kV Refer to table 1 for high voltage B See SETTING ADJUSTING DATA on page 13 4 Vary the BRIGHTNESS control to both extremes to be sure the high voltage does not exceed the limit under any conditions ...

Page 13: ... 13 ...

Page 14: ... 14 LOCATION OF CONTROLS SCART1 EXT1 SCART2 EXT2 Power Button RED Power On GREEN On timer is set e f Front Back ...

Page 15: ...SHIBA VCR or DVD press mto PAUSE press wto EJECT press lqto SKIP REWIND presssl to SKIP FORWARD pressrto PLAY presspto STOP press qto REWIND presssto FAST FORWARD To change programme positions and teletext pages To alter the volume When using menus the arrows move the cursor on the screen up down left or right OK to confirm your selection When in television mode u Still picture OI II Stereo biling...

Page 16: ...C260 24109103 CERAMIC CHIP 50V B 0 01UF K C261 24109103 CERAMIC CHIP 50V B 0 01UF K C262 24669100 ELECTROLYTIC 50V 10UF M 3A C263 24669100 ELECTROLYTIC 50V 10UF M 3A C264 24109103 CERAMIC CHIP 50V B 0 01UF K C265 24109103 CERAMIC CHIP 50V B 0 01UF K C266 24109103 CERAMIC CHIP 50V B 0 01UF K C302 24214471 CERAMIC DISC 500V B 470PF K C303 24214471 CERAMIC DISC 500V B 470PF K C305 24795222 ELECTROLYT...

Page 17: ...3101 ELECTROLYTIC 16V 100UF M C549 24100104 CERAMIC CHIP 25V F 0 1UF Z C550 24100104 CERAMIC CHIP 25V F 0 1UF Z C551 24206010 ELECTROLYTIC 50V 1 0UF M 7L 3A C552 24797479 ELECTROLYTIC 50V 4 7UF M C553 24100104 CERAMIC CHIP 25V F 0 1UF Z C556 24100104 CERAMIC CHIP 25V F 0 1UF Z C557 24100104 CERAMIC CHIP 25V F 0 1UF Z C558 24109103 CERAMIC CHIP 50V B 0 01UF K C559 24109103 CERAMIC CHIP 50V B 0 01UF...

Page 18: ... Z CA03 24100104 CERAMIC CHIP 25V F 0 1UF Z CA04 24100104 CERAMIC CHIP 25V F 0 1UF Z CA05 24100104 CERAMIC CHIP 25V F 0 1UF Z CA06 24100104 CERAMIC CHIP 25V F 0 1UF Z CA07 24100104 CERAMIC CHIP 25V F 0 1UF Z CA08 24100104 CERAMIC CHIP 25V F 0 1UF Z CA09 24108330 CERAMIC CHIP 50V SL 33PF J CA10 24108330 CERAMIC CHIP 50V SL 33PF J CA11 24100103 CERAMIC CHIP 50V F 0 01UF Z CA12 24100103 CERAMIC CHIP ...

Page 19: ... OXIDE METAL FILM 2W 270 OHM J R416 24381563 OXIDE METAL FILM 1 2W 56K OHM J R417 24383680 OXIDE METAL FILM 2W 68 OHM J R424 24366751 CARBON FILM 1 6W 750 OHM J R425 24552182 OXIDE METAL FILM 1 2W 1 8K OHM J R426 24366751 CARBON FILM 1 6W 750 OHM J R427 24366392 CARBON FILM 1 6W 3 9K OHM J R428 24366561 CARBON FILM 1 6W 560 OHM J R429 24553100 OXIDE METAL FILM 1W 10 OHM J R431 24011563 CHIP METAL ...

Page 20: ...3 CARBON FILM 1 6W 27K OHM J R717 24366183 CARBON FILM 1 6W 18K OHM J R718 24366681 CARBON FILM 1 6W 680 OHM J R722 24552471 OXIDE METAL FILM 1 2W 470 OHM J R723 24366101 CARBON FILM 1 6W 100 OHM J R724 24366121 CARBON FILM 1 6W 120 OHM J R725 24366821 CARBON FILM 1 6W 820 OHM J R730 24552100 OXIDE METAL FILM 1 2W 10 OHM J R731 24553331 OXIDE METAL FILM 1W 330 OHM J R732 24366220 CARBON FILM 1 6W ...

Page 21: ... J RA46 24011103 CHIP METAL FILM 1 20W 10K OHM J RA50 24011101 CHIP METAL FILM 1 20W 100 OHM J RA51 24011101 CHIP METAL FILM 1 20W 100 OHM J RA52 24011102 CHIP METAL FILM 1 20W 1K OHM J RA53 24011103 CHIP METAL FILM 1 20W 10K OHM J RA55 24011472 CHIP METAL FILM 1 20W 4 7K OHM J RA56 24011102 CHIP METAL FILM 1 20W 1K OHM J RA69 24872151 CHIP 1 16W 150 OHM J RA70 24872151 CHIP 1 16W 150 OHM J RA71 2...

Page 22: ...BEAD TEM2121M LA05 23103828 INDUCTOR BEAD TEM2121M LA06 23103828 INDUCTOR BEAD TEM2121M LA70 23238714 COIL PEAKING TRF4100AJ LA71 23238714 COIL PEAKING TRF4100AJ LA72 23238714 COIL PEAKING TRF4100AJ LA73 23238714 COIL PEAKING TRF4100AJ LA74 23238714 COIL PEAKING TRF4100AJ LA75 23238714 COIL PEAKING TRF4100AJ LC01 23103828 INDUCTOR BEAD TEM2121M LC02 23103828 INDUCTOR BEAD TEM2121M LC03 23103828 IN...

Page 23: ...5 B5 D302 23118094 DIODE EU2A D303 23316794 DIODE SC570A D304 23118094 DIODE EU2A D312 23118859 DIODE 1SS133 D313 23118859 DIODE 1SS133 D320 23118859 DIODE 1SS133 D327 23118513 DI0DE ZENER RD11ESA B3 D328 23118513 DI0DE ZENER RD11ESA B3 D329 23118516 DI0DE ZENER RD9 1ES B3 D336 23118529 DIODE ZENER RD5 6ES B2 D337 23118529 DIODE ZENER RD5 6ES B2 D370 23357366 DIODE FR105 B5 D371 23357366 DIODE FR1...

Page 24: ... PHONE 3 5MM P681A 23368580 CONNECTOR PLUG 6P 2 5MM G JST EH B6B EH F1 TV4 P681B 23368580 CONNECTOR PLUG 6P 2 5MM G JST EH B6B EH F1 TV4 P801 23372052 POWER CORD 250V2 5A 23372151 POWER CORD AC250V3A L FUSE13A GB13F1 FUSE13A P801A 23368013 CONNECTOR PLUG 2P 11 88MM W VT JST P821A 23368013 CONNECTOR PLUG 2P 11 88MM W VT JST P821B 23368013 CONNECTOR PLUG 2P 11 88MM W VT JST P831A 23368013 CONNECTOR ...

Page 25: ... TRAY A801 23946758 PACKING TOP COVER K902 23306435 REMOCONHANDUNITIR CTVPALCT 90101 23306435 REMOCONHANDUNITIR CTVPALCT 90101 Y101A 23566305 OWNERSMANUAL ENGLISHZH46 47 Y101E 23566306 OWNERSMANUAL EUROZH46 47 CABINET PARTS A201S 1 23532697 COVER FORNT COVER S 28ZH46P 2 23532695 COVER FRONT COVER S 32ZH46P A231 23445817 BUTTON POWERBUTTON28ZH46P A241 70368125 PUSHCATCH A242 23428283 DOOR DOOR28ZH4...

Page 26: ... R439 R801 QX01 Q510 C545 C453 R342 R534 C452 D544 X401 C563 C564 R440 Q688 DR13 C457 RV50 P821A CC63 RC02 R446 C454 Q682 RV49 RV43 C540 R673 C683 C546 R685 GJ85 CC60 C541 C542 T801 F801 Q202 RV51 GJ83 R536 RC05 C559 RS24 DR12 RV48 Q340 R671 C455 BB23A C552 LC01 R444 C554 R540 C548 CC69 RC06 L531 C557 R535 DR14 L400 C456 R438 CC02 Q510A RC01 CC03 L401 GC04 R449 R339 R448 C450 C562 PH01 GC01 R675 G...

Page 27: ...902A C613 C512 C516 C524 QA14 C636 C506 R231 C607 9V B G R GND GND GND VM DV04 DV05 DV03 RV20 DV02 1 GND GND GND R L S S2 1 2 3 4 5 1 2 3 4 5 6 7 8 JP009 R427 Q831A QA71 CA71 CA70 Q420A Q830A Z897 R428 R425 R490 CA76 R426 CA05 R849 QA70 LA70 CA77 D421 CA06 RA20 Z896 XA01 DA71 D893 GJ79 LA06 Q831 DA70 C832 LA73 C831 RA16 RA17 CA73 RA21 Q830 LA75 BB21A RA12 D436 RA29 LA71 RA07 Z420 R831 C422 RA06 RA...

Page 28: ...POW DEF BOARD 28ZH46P PD1245C 32ZH46P PD1245D U903 BOTTOM FOIL SIDE 31 30 ...

Page 29: ... C666 R661 C668 LV49 RV99 RV84 RIGHT LEFT MONO R OUT GJ01 NC GJ13 V GJ12 CB21 MCL 437F 23547584 RB04 RB03 RB02 CB22 RB05 1 2 B POS UP POS DN MENU VOL DN VOL UP 4 2 1 3 SA03 SA05 RA71 RA72 SA04 SA02 SA01 RA73 PA01B KEY2 MENU KEY1 GND MICRO GND MAIN POS VOL S801 P821B PA02B KB01 P831B RB22 DB01 DB02 QB01 RB06 4 5 3 E CONT BOARD PD1724B U904 BOTTOM FOIL SIDE 33 32 CRT D BOARD 28ZH46P PD0491Q 32ZH46P ...

Page 30: ...544 2SA1788 2SA1306 2SA1186A 2SC752GTM 2SC2482 2SC2655 2SC4721P 2SC752 2SA562TM 2SA1015 2SC1815 2SC2878 2SC1740S 2SC2120 2SA9335 2SA1788 RN2203 RN2201 RN2004 RN1203 RN1204 RN2204 RN1205 RN1202 RN1201 2SD1554 2SD2253 2SD1556 2SC5143 2SD2553 E C B B C E B CE B C E E C B ON4409 B CE E C B B C E ...

Page 31: ...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 otherwise noted as the following marks Electolytic capacitor Mylar capacitor 3 The parts indicated with have special characteristics and should be replaced with ...

Page 32: ...F FM AM mono RF Video Audio L R RGB E1 Video I P E1 Audio I P E1 Video O P E2 Y Input E2 C Input E2 Video O P E1 Audio O P E2 Audio I P E2 Audio O P E3 Audio I P E3 Video I P E1 8 Detect E2 8 Detect E1 16 Detect OSDRGB IIC AFT AFT VSP Reset MSP Reset QA02 AT24C64A IIC Vout RGB HEADPHONE Q301 LA7846N Horizontal Drive AV1 AV2 AV3 IIC IIC IIC Hout ...

Page 33: ... 1 9 28ZH46P 32ZH46P SIGNAL SCART VIDEO FRONT END SHEET 1 5 ...

Page 34: ... 2 9 28ZH46P 32ZH46P SIGNAL AUDIO PROCESSING AND MUTING SHEET 2 5 ...

Page 35: ... 3 9 28ZH46P 32ZH46P SIGNAL PROCESSOR AND MEMORY SHEET 3 5 ...

Page 36: ... 4 9 28ZH46P 32ZH46P SIGNAL VIDEO BACK END PROCESSING SHEET 4 5 ...

Page 37: ... 5 9 28ZH46P 32ZH46P SIGNAL POWER SUPPLY AND REGULATION SHEET 5 5 ...

Page 38: ... 6 9 10 9 8 7 6 5 4 3 2 1 12 11 3 5 7 9 11 12 10 8 6 4 1 2 G B A C D E F H C D E F G H A B 28ZH46P 32ZH46P POWER DEFLECTION VERTICAL HORIZONTAL DEFLECTION STAGE SHEET 1 2 ...

Page 39: ... 7 9 28ZH46P 32ZH46P POWER DEFLECTION POWER STAGE SHEET 2 2 ...

Page 40: ... 8 9 28ZH46P 32ZH46P INDICATOR CONT AV ...

Page 41: ... 9 9 2SA1980Y 2SC5343Y 2SC5343Y 2SC5343Y 2SC1815Y 2SC5343Y 2SC1815Y 2SC1815Y 2SC1815Y W66QDE991X816 28 W76QFL891X100 32 28ZH46P 32ZH46P CRT D ...

Page 42: ... Input front Phono jack Video Phono jacks Audio L R Programme Positions 100 Stereo Nicam 2 carrier system IGR Visible Screen Size approx 28ZH 66cm 32ZH 76cm Display 16 9 Sound output at 10 distortion Main 5W 5W Power consumption 28ZH 115W as specified in EN60107 1 1997 32ZH 100W Standby 28ZH 2W 32ZH 2W Dimensions approx 28ZH 51cm H 68cm W 50cm D 32ZH 55cm H 76cm W 55cm D Weight approx 28ZH 39kg 32...

Page 43: ......

Page 44: ...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 otherwise noted as the following marks Electolytic capacitor Mylar capacitor 3 The parts indicated with have special characteristics and should be replaced with ...

Page 45: ...F FM AM mono RF Video Audio L R RGB E1 Video I P E1 Audio I P E1 Video O P E2 Y Input E2 C Input E2 Video O P E1 Audio O P E2 Audio I P E2 Audio O P E3 Audio I P E3 Video I P E1 8 Detect E2 8 Detect E1 16 Detect OSDRGB IIC AFT AFT VSP Reset MSP Reset QA02 AT24C64A IIC Vout RGB HEADPHONE Q301 LA7846N Horizontal Drive AV1 AV2 AV3 IIC IIC IIC Hout ...

Page 46: ... 1 9 28ZH46P 32ZH46P SIGNAL SCART VIDEO FRONT END SHEET 1 5 ...

Page 47: ... 2 9 28ZH46P 32ZH46P SIGNAL AUDIO PROCESSING AND MUTING SHEET 2 5 ...

Page 48: ... 3 9 28ZH46P 32ZH46P SIGNAL PROCESSOR AND MEMORY SHEET 3 5 ...

Page 49: ... 4 9 28ZH46P 32ZH46P SIGNAL VIDEO BACK END PROCESSING SHEET 4 5 ...

Page 50: ... 5 9 28ZH46P 32ZH46P SIGNAL POWER SUPPLY AND REGULATION SHEET 5 5 ...

Page 51: ... 6 9 10 9 8 7 6 5 4 3 2 1 12 11 3 5 7 9 11 12 10 8 6 4 1 2 G B A C D E F H C D E F G H A B 28ZH46P 32ZH46P POWER DEFLECTION VERTICAL HORIZONTAL DEFLECTION STAGE SHEET 1 2 ...

Page 52: ... 7 9 28ZH46P 32ZH46P POWER DEFLECTION POWER STAGE SHEET 2 2 ...

Page 53: ... 8 9 28ZH46P 32ZH46P INDICATOR CONT AV ...

Page 54: ... 9 9 2SA1980Y 2SC5343Y 2SC5343Y 2SC5343Y 2SC1815Y 2SC5343Y 2SC1815Y 2SC1815Y 2SC1815Y W66QDE991X816 28 W76QFL891X100 32 28ZH46P 32ZH46P CRT D ...

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