Toshiba 42WP27B Service Manual
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Toshiba 42WP27B Service Manual

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FILE NO. 050-200234
SERVICE MANUAL
PLASMA DISPLAY MONITOR
42WP27B, 42WP27C
42WP27E, 42WP27F
42WP27R
PRINTED IN JAPAN Dec, 2002

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  • Page 1 FILE NO. 050-200234 SERVICE MANUAL PLASMA DISPLAY MONITOR 42WP27B, 42WP27C 42WP27E, 42WP27F 42WP27R PRINTED IN JAPAN Dec, 2002...

  • Page 2: Table Of Contents

    CONTENTS Page Page 1 Applicable signals 13.14. H3, S1 and V1-Board 2 Safety Precautions 14 Block and Schematic Diagrams 2.1. General Guidelines 14.1. Schematic Diagram Notes 3 Prevention of Electro Static Discharge (ESD) to 14.2. Main Block Diagram Electrostatically Sensitive (ES) Devices 14.3.

  • Page 3: Applicable Signals

    1 Applicable signals...

  • Page 4: Safety Precautions

    2 Safety Precautions 2.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: Prevention Of Electro Static Discharge (Esd) To Electrostatically Sensitive (Es) Devices

    3 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor "chip"...

  • Page 6: About Lead Free Solder (Pbf)

    4 About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu). That is Tin (Sn), Silver (Ag) and (Cu) although other types are available.

  • Page 7: Pcb Structure Sheet Of Gp5D Chassis

    5 PCB Structure sheet of GP5D chassis Board Name Function Remarks Format Converter Plasma AI Sub-Field Processor Audio out Sustain Out Scan out Sustain connection (Upper) Sustain connection (Lower) Data Drive (Lower Right) Data Drive (Lower Left) Speaker terminal Power switch Sustain connection (Upper) Sustain connection (Lower) Front SW.

  • Page 8: Service Hint

    6 Service Hint ∗ D1 board is not used for 42WP27C.

  • Page 9: Location Of Lead Wiring

    7 Location of Lead Wiring...

  • Page 10: Adjustment Procedure

    8 Adjustment Procedure 8.1. +B Set-up 8.2. Driver Set-up 8.1.1. Item / Preparation 8.2.1. Item / Preparation 1. Input a Grey scale signal. 1. Input an APL 100 % white signal. 2. Set the picture controls: - 2. Set the picture controls: - Picture mode: Normal Picture mode: Normal White balance: Normal...

  • Page 11: Initialization Pulse Adjust

    8.3. Initialization Pulse Adjust 1. Input a Cross hatch signal. 2. Set the picture controls: - Picture mode: Normal White balance: Cool Adjust the indicated test point for the specified wave form. Test point Volume Level TPSC1 (SC) 20 ± 15µ Sec TPSS1 (SS) R6557 (SC) 170 ±...

  • Page 12: Printed Circuit Board) Exchange

    8.4. P.C.B. (Printed Circuit Board) exchange 8.4.1. Caution 1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors. 8.4.2. Quick adjustment after P.C.B. exchange P.C.B. Name Test Point Voltage Volume P Board Vsus TPVSUS (SS) 170V ±...

  • Page 13: Service Mode

    9 Service mode 9.1. CAT (computer Aided Test) mode To exit the CAT mode, access the ID mode and switch off the main power. 9.1.1. IIC mode Select the IIC mode by Up/Down button on the remote control at the front page of CAT mode then press the Action button on the remote control.
  • Page 14 9.1.2. CD mode Select the CD mode by Up/Down button on the remote control at the front page of CAT mode then press the Mute button on the remote control more than 5 sec. Micom software version (IC9354), this version can be upgrade by replace of new version IC. To exit the CD mode, press the R button on the remote control.

  • Page 15: Iic Mode Structure (Following Items Value Is Sample Data.)

    9.2. IIC mode structure (following items value is sample data.)

  • Page 16: Alignment

    10 Alignment 10.1. Pedestal setting INPUT Equipment Setting Alignment menu Procedure ** Adjust at the dark room. 1 Component Picture: PANEL W/B (525i, 525p, 625i, Normal R cut off 1) Set R,G and B cut off to " 80 ". 720i or 1080i) White balance: G cut off...

  • Page 17: Ntsc Panel White Balance

    10.2. NTSC panel white balance INPUT Equipment Setting Alignment menu Procedure 1 NTSC Color Picture: 1) Find the nearest area to brightness of 10 cd/m as Low Gray Scale Analyzer Normal Sub Adjust light by color sensor. Pattern White balance: Sub Bright 2) Adjust Sub bright to set Low light level to 10 cd/m exactly.

  • Page 18: Pal/Secam Panel White Balance

    10.3. PAL/SECAM panel white balance INPUT Equipment Setting Alignment menu Procedure 1 PAL Color Picture: 1) Find the nearest area to brightness of 10 cd/m as Low Gray Scale Analyzer Normal Sub Adjust light by color sensor. Pattern White balance: Sub Bright 2) Adjust Sub bright to set Low light level to 10 cd/m Cool exactly.
  • Page 19 Equipment Setting Alignment menu Procedure Picture: 1) Write down each color temaparature of R,G,B drive and Normal Cut off data as follows. Aspect: 16:9 White White balance: Balance Cool Normal Warm Cool R Drive Normal G Drive B Drive Warm R Cut off G Cut off B Cut off...

  • Page 20: Pc/Rgb Panel White Balance

    10.4. PC/RGB panel white balance INPUT Equipment Setting Alignment menu Procedure 1 PC Color Picture: 1) Find the nearest area to brightness of 10 cd/m as Low Gray Scale Analyzer Normal Sub Adjust light by color sensor. Pattern White balance: Sub Bright 2) Adjust Sub bright to set Low light level to 10 cd/m Cool exactly.
  • Page 21 INPUT Equipment Setting Alignment menu Procedure Picture: 1) Write down each color temaparature of R,G,B drive and Normal Cut off data as follows. Aspect: 16:9 White White balance: Balance Cool Normal Warm Cool R Drive Gray Scale G Drive Normal Pattern Warm B Drive...

  • Page 22: Hd/ 525I /525P Panel White Balance

    10.5. HD/ 525i /525p panel white balance INPUT Equipment Setting Alignment menu Procedure (720i or 1080i) Color Picture: 1) Find the nearest area to brightness of 10 cd/m as Low Gray Scale Analyzer Normal Sub Adjust light by color sensor. Pattern White balance: Sub Bright 2) Adjust Sub bright to set Low light level to 10 cd/m...
  • Page 23 INPUT Equipment Setting Alignment menu Procedure Picture: 1) Write down each color temaparature of R,G,B drive and Normal Cut off data as follows. Aspect: 16:9 White White balance: Balance Cool Normal Warm Cool R Drive Gray Scale Normal G Drive Pattern Warm B Drive...

  • Page 24: 625I Panel Balance

    10.6. 625i panel balance INPUT Equipment Setting Alignment menu Procedure 1 625i Color Picture: 1) Find the nearest area to brightness of 10 cd/m as Low Gray Scale Analyzer Normal Sub Adjust light by color sensor. Pattern White balance: Sub Bright 2) Adjust Sub bright to set Low light level to 10 cd/m Cool exactly.

  • Page 25: Sub Brightness Setting

    10.7. Sub brightness setting INPUT Equipment Setting Alignment menu Procedure ** Adjust at the dark room. 1 NTSC Picture: PANEL W/B Gray Scale Normal All cut off 1) Set white balance to Cool . Pattern Aspect: 16:9 2) Adjust All cut off to start some pixels emission at black 2% area and no emission at black 0% area.
  • Page 26 INPUT Equipment Setting Alignment menu Procedure ** Adjust at the dark room. 4 525i Picture: PANEL W/B Gray Scale Normal All cut off 1) Set white balance to Cool . Pattern Aspect: 16:9 2) Adjust All cut off to start some pixels emission at black 2% area and no emission at black 0% area.

  • Page 27: Trouble Shooting Guide

    11 Trouble shooting guide 11.1. Self Check 11.1.1. Display Indication 1. Self-check is used to automatically check the bus line controlled circuit of the Plasma display. 2. To get into the Self-check mode, press the volume down button on the customer controls at the front of the set, at the same time pressing the OFF-TIMER button on the remote control, and the screen will show :- If the CCU ports have been checked and found to be incorrect...

  • Page 28: No Power

    11.2. No Power First check point There are following 3 states of No Power indication by power LED. 1. No lit 2. Green is lit then turns red blinking a few seconds later. 3. Only red is lit. 1. No lit...

  • Page 29: No Picture

    11.3. No Picture 11.4. Local screen failure Plasma display may have local area failure on the screen. Fig - 1 is the possible defect P.C.B. for each local area. Fig - 1...

  • Page 30: Option Setting

    12 Option Setting How to access the Option menu...
  • Page 31 Hidden Option Menu for GP5D series GP5D chassis series have special function and operation setting facility called Option Menu. This Option Menu is useful for special function required customers. This should be set at the installation stage. The end user could not set or change these because of hidden On screen menu.
  • Page 32 This page is not printed.

  • Page 33: Conductor Views

    13 Conductor Views 13.1. F-Board F-BOARD TXN/F1MMSE...

  • Page 34: P-Board

    13.2. P-Board P-BOARD (FOIL SIDE) TNPA2599...
  • Page 35 Parts Location Parts Location P-BOARD (FOIL SIDE) P-BOARD (COMPONENT SIDE) TRANSISTOR TRANSISTOR IC410 Q401 IC410 Q401 TPP1 TPP1 IC411 Q402 IC411 Q402 IC430 Q403 IC430 Q403 IC465 Q410 IC465 Q410 IC501 Q431 IC501 Q431 IC502 Q432 IC502 Q432 IC503 Q433 IC503 Q433 IC504...
  • Page 36 P-BOARD (COMPONENT SIDE) TNPA2599...

  • Page 37: Hx-Board

    13.3. HX-Board HX-BOARD(FOIL SIDE) HX-BOARD(COMPONENT SIDE) TZTNP001PMSE TZTNP001PMSE Parts Location HX-BOARD TRANSISTOR IC3502 Q3507 IC3515 Q3508 Q3509 Q3513 Q3514 Q3515 Q3516 Q3531 Q3532...

  • Page 38: Option Rtb421

    13.4. Option RTB421 RTB421-BOARD(FOIL SIDE) TXNHZ10JJS TP327 TP332 TP328 TP323 TP322 TP329 TP313 TP315 R536 R535 C507 R537 TP331 R550 R516 R522 R534 R521 R517 R533 R532 TP330 TP333 R868 R518 R879 R876 R519 R869 R520 R886 R885 C706 R875 C896 JS22 R878...
  • Page 39 RTB421-BOARD(COMPONENT SIDE) TXNHZ10JJS C509 C510 R552 TPHR1 R538 TPHB1 R540 C512 C511 C711 R892 C713 C712 C710 IC501 JS17 R867 L829 Q815 L819 Q812 C887 R889 C872 R855 IC805 R884 C365 C870 IC804 TPHH1 R845 IC303 IC806 C857 RTB421 R844 C856 L821 L820...

  • Page 40: D1-Board

    13.5. D1-Board D1-BOARD(FOIL SIDE) TZTNP01PMSF (F VERSION) TZTNP02PMSF (E/B/R VERSION) C9353 R9364 C9356 R9426 C9388 R9362 C9391 R9363 R9397 R9365 C9375 C9372 R9396 R9366 Q9504 C9370 R9395 R9355 R9394 R9367 C9369 C9367 R9392 R9368 R9369 C9358 R9359 R9432 R9358 D9355 R9376 C9362 C9458...
  • Page 41 D1-BOARD(COMPONENT SIDE) TZTNP01PMSF (F VERSION) TZTNP02PMSF (E/B/R VERSION) C9357 D9352 X9450 C9355 C9380 R9410 C9379 R9109 C9472 R9475 R9371 C9387 C9466 C9467 C9400 R9356 R9380 R9441 R9381 IC9450 R9383 R9384 IC9453 IC9455 IC9357 IC9351 C9401 C9403 C9456 C9468 IC9452 D9006 L9450 X9350 C3039...

  • Page 42: D2-Board

    13.6. D2-Board D2-BOARD (FOIL SIDE) TNPA2589 R532 R530 R518 R516 R514 R711 R736 R710 R737 R738 R739 C567 R519 R517 R515 R531 C566 R722 R723 X651 R646 C621 C703 R715 X701 C708 C711 R707 R708 C712 R726 R704 R706 X602 R705 C709 R703...
  • Page 43 Parts Location Parts Location D2-BOARD (FOIL SIDE) D2-BOARD (COMPONENT SIDE) TRANSISTOR IC9802 TRANSISTOR IC9803 IC9550 Q9501 IC9551 Q9502 IC9805 IC9804 Q9701 IC9552 Q9702 IC9806 IC9808 Q9703 IC9553 Q9802 IC9807 IC9810 Q9901 IC9554 Q9903 IC9809 IC9812 Q9902 IC9555 Q9906 IC9811 IC9817 Q9904 IC9601 Q9907...
  • Page 44 R544 R547 LC509 R508 LC501 LC503 R510 R511 R512 R513 R543 C920 R509 C926 R537 C503 R970 R535 R534 C562 C561 IC551 L552 L551 C512 C557 C558 R565 C568 C571 R574 C572 C577 C554 R566 C569 C570 L553 C509 C602 TPD21 R521 IC603...

  • Page 45: C1-Board

    13.7. C1-Board C1-BOARD (FOIL SIDE) TNPA2540 1 2 3 TNPA22540 SEE REVERSE FOR ORDER NO. C1-BOARD (COMPONENT SIDE) TNPA2540 C7132 R7120 C7131 C1MM1 R7119 IC7103 TNPA2540 C7107 R7117 ORDER L7105 L7101 R7135 L7102 R7134 L7103 C7102...

  • Page 46: C2-Board

    13.8. C2-Board C2-BOARD (FOIL SIDE) TNPA2541 1 2 3 TNPA2541 SEE REVERSE FOR ORDERNO. C2-BOARD (COMPONENT SIDE) TNPA2541 D7202 D7201 TNPA2541 Q7201 L7205 ORDER NO. R7217 R7225 C2MM2 C7210 L7202 L7201 C7207 L7203 D7203 C7205 L7204 C2MM1...

  • Page 47: Sc-Board

    13.9. SC-Board SC-BOARD (FOIL SIDE) TNPA2534 TP41 TP42 TP56 TP57 TP55 TP63 TP61 TP59 TP43 TP40 R510 TP45 SC41 TP62 TP58 TP54 SC42 SC43 TP60 SC44 TP44 R513 R550 Q550 L605 R557 1 2 3 TNPA2534 C639 SEE REVERSE FOR ORDER NO. 4 5 6 L472 TP37...
  • Page 48 Parts Location Parts Location SC-BOARD (FOIL SIDE) SC-BOARD (COMPONENT SIDE) TRANSISTOR TP33 TRANSISTOR Q6547 TP34 Q6548 Q6453 IC6451 Q6451 TP15V TP35 Q6549 Q6491 IC6452 Q6452 TPVAD TP36 Q6550 Q6492 IC6453 Q6453 TPVBK TP37 Q6551 Q6550 IC6454 Q6454 TPVSCN TP38 Q6552 Q6601 IC6471 Q6471...
  • Page 49 SC-BOARD (COMPONENT SIDE) TNPA2534 SC41 SC44 SC43 SC42 R510 Q511 D511 C512 R553 R552 R551 R518 Q550 D543 R550 R513 IC511 D544 Q512 C542 D541 TPVBK IC454 R555 R565 Q641 C581 D553 R566 D646 R467 Q551 C644 R504 IC603 Q553 R558 R556 C639...

  • Page 50: Su-Board

    13.10. SU-Board SU-BOARD (FOIL SIDE) TNPA2583 TNPA2583 SEE REVERSE FOR ORDER NO. SU41 SU42 SU-BOARD (COMPONENT SIDE) TNPA2583 TPSU2 C6433 TPSU1 C6434 D6410 IC6401 TNPA2583 IC6404 IC6402 IC6403 ORDER NO. SU 1 R6402 R6403 C6402 SU42 C6414 C6403 R6404 R6420 C6412 D6401 C6401...

  • Page 51: Sd-Board

    13.11. SD-Board SD-BOARD (FOIL SIDE) TNPA2584 TNPA2584 SD 1 SEE REVERSE FOR ORDER NO. SD44 SD43 SD-BOARD (COMPONENT SIDE) TNPA2584 R6409 C6425 IC6406 C6430 D6412 C6427 TPSD1 IC6408 TNPA2584 IC6405 IC6407 R6408 ORDER NO. SD 1 R6407 C6407 C6406 C6422 SD44 R6428 R6427...

  • Page 52: Ss, Ss2, Ss3-Board

    13.12. SS, SS2, SS3-Board SS-BOARD (FOIL SIDE) TNPA2535 SS44 SS44A SS43 SS43A SS42A SS42 SS41A SS41 TNPA2535 2 SS 1 2 3 4 5 6 SEE REVERSE FOR ORDER NO. C705 SS32 CRNo.6 TP11 D724 D729 C706 TP12 D722 TP10 Q706 Q705 Q702...
  • Page 53 Parts Location Parts Location SS-BOARD (FOIL SIDE) SS-BOARD (COMPONENT SIDE) TRANSISTOR TP16 TRANSISTOR TP17 Q6701 IC6701 Q6701 TPSS1 TP18 Q6702 IC6702 Q6702 TPV15 TP19 Q6705 IC6703 Q6705 TPVDA TP20 Q6706 IC6704 Q6706 TPVE TP21 Q6721 IC6705 Q6711 TPVSUS TP22 Q6724 IC6706 Q6712 TP23...
  • Page 54 SS-BOARD (COMPONENT SIDE) TNPA2535 SS41A SS42 SS42A SS43A SS43 SS44A SS41 SS44 SS32 C705 C706 D737 R804 R805 D735 R811 R812 R806 C732 C735 C739 D729 D724 R810 D741 IC706 Q724 Q721 R755 R801 R756 R748 R802 C734 R747 R726 R808 C715 R809...

  • Page 55: Z-Board

    13.13. Z-Board Z-BOARD (FOIL SIDE) TNPA2590 R2342 C2345 R2344 C2347 L2303 JS2302 L2304 C2341 C2431 C2316 C2343 D2306 C2317 C2429 C2388 C2390 C2389 C2391 R2463 L2301 R2466 L2302 C2340 R2460 R2467 C2342 C2459 JS2303 C2344 C2346 D2305 R2469 C2438 TNPA2590 C2458 SEE REVERSE FOR ORDERNO.

  • Page 56: H3, S1 And V1-Board

    13.14. H3, S1 and V1-Board H3-BOARD S1-BOARD(FOIL SIDE) S1-BOARD(COMPONENT SIDE) TNPA2249 TNPA2622 TNPA2622 V1-BOARD(FOIL SIDE) TNPA2621 V1-BOARD(COMPONENT SIDE) TNPA2621...

  • Page 57: Mechanical Parts Location

    15 Mechanical Parts Location A232 A256 A251 A274 A277 A263 A260 A272 A234 A249 A246 A250 A249 A252 A253 A254 A255 A248 A280 Z-Board A280 A261 A265 A247 A264 A017 A258 A265 A261...
  • Page 58 A235 A236 A237 A238 A239 A240 A241 A242 A243 A244 A284 A283 A282 A267 A266 A201 A270 A202 A279 A203 A233 A207 A278 A208 A209 A210 A285 A211 A266 A287 A269 A230 A281 A268 A281...

  • Page 59: Replacement Parts List

    16 Replacement Parts List 16.1 Replacement parts List Notes Important Safety Notice Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturer’s specified parts. Abbreviation of part name and description 1. Resistor 2.

  • Page 60: Mechanical Replacement Parts List

    16.2. Mechanical Replacement Parts List Loc. Reference Loc. Reference Part No. Description Remarks Part No. Description Remarks A201 72790352 AC CORD K2CT3DH00013 42WP27B A251 72790402 POWER BUTTON TBXA28205A 42WP27E/ A252 72790403 REAR COVER TTUA0631 42WP27B/E A202 72790353 AC CORD K2CN3DH00004...

  • Page 61: Electrical Replacement Parts List

    16.3. Electrical Replacement Parts List Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks C081 72000190 CAPACITOR, C, 10UF, M, 6V ECJ3XB0J106M C2433 72000215 CAPACITOR, C, 0.039UF ECJ2XB1H393K C2312 72000191 CAPACITOR, C, 0.01UF ECJ2VF1H103Z C2434 72000216...
  • Page 62 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks C3024 72790719 CAPACITOR, C, 0.1UF, Z, 50V ECJ1VF1H104Z C3594 72000913 CAPACITOR, C, 1UF, 16V TCUY1C105ZFN C3026 72000804 CAPACITOR, C, 0.01UF, Z, 50V ECJ1VF1H103Z C3595 72000913 CAPACITOR, C, 1UF, 16V TCUY1C105ZFN...
  • Page 63 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks C508 72000284 CAPACITOR, P, 1000PF, J, 50V ECQB1H102JF C559 72000292 CAPACITOR, E, 100UF, 25V ECA1EHG101 C509 72000268 CAPACITOR, C, 470PF, K, 50V ECKF1H471KB C560 72000906 CAPACITOR, C, 0.01UF, Z, 50V ECKF1H103ZF C510...
  • Page 64 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks D3505 72000331 DIODE, MA153 MA153 D521 72000350 DIODE, ERC91-02 ERC91-02 D3506 72000331 DIODE, MA153 MA153 D522 72000351 DIODE, FML-G12S FML-G12S D3507 72000615 DIODE, MA111 MA111 D523 72000350...
  • Page 65 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks I504 72790420 IC, AN1431T, LINEAR AN1431T L517 72790428 RESISTOR, C, 0 OHM, 1/4W ERDS2TC0 I505 72790420 IC, AN1431T, LINEAR AN1431T L518 72790428 RESISTOR, C, 0 OHM, 1/4W ERDS2TC0 COIL-INDUCTION, I506...
  • Page 66 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks Q503 72000463 TRANSISTOR, 2SB621A 2SB621A R2349 72000473 RESISTOR, M, 0 OHM, J ERJ6GEY0R00 Q504 72000460 TRANSISTOR, 2SC3311A 2SC3311A R2350 72000473 RESISTOR, M, 0 OHM, J ERJ6GEY0R00 Q505 72000462...
  • Page 67 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks R3014 72790757 RESISTOR, M, 56 OHM, J, 1/16W ERJ3GEYJ560 R3508 72000476 RESISTOR, M, 4.7KOHM, J ERJ6GEYJ472 R3015 72790757 RESISTOR, M, 56 OHM, J, 1/16W ERJ3GEYJ560 R3509 72000476 RESISTOR, M, 4.7KOHM, J...
  • Page 68 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks R3756 72000495 RESISTOR, M, 100 OHM, J ERJ6GEYJ101 R449 72000515 RESISTOR, C, 220 OHM, J ERDS1FJ221 R3764 72000495 RESISTOR, M, 100 OHM, J ERJ6GEYJ101 R450 72790428 RESISTOR, C 0 OHM, 1/4W...
  • Page 69 Loc. No. Part No. Description Reference No. Remarks Loc. No. Part No. Description Reference No. Remarks R515 72790853 RESISTOR, C, 680 OHM, J, 1/2W ERDS1FJ681 R565 72000532 RESISTOR, C, 1KOHM, J ERDS2TJ102 R516 72790852 RESISTOR, M, 0.47OHM, J, 2W ERX2FJSR47D R566 72000525 RESISTOR, C, 10KOHM, J...
  • Page 70 Loc. No. Part No. Description Reference No. Remarks RESISTOR, M, 100 OHM, J, R8035 72790078 1/16W TAJAAH0101JV R8036 72790845 RESISTOR, M, 33 OHM, J, 1/16W ERJ3GEYJ330 R900 72000631 RESISTOR, S, 1MOHM, K ERC12ZGK105 R901 72000631 RESISTOR, S, 1MOHM, K ERC12ZGK105 RL401 72790422 RELAY, TSEH0005...

  • Page 71: Specifications

    17 Specifications Power Source: AC220-240V 50/60Hz Power Consumption: 295 W 2.8 W (stand-by condition) 1.5 W (Power off condition) Plasma Display Drive method AC type panel: 16:9 aspect ratio Contrast Ratio 3000:1 Screen size: 818 mm (W) × 461 mm (H) 939 mm (diagonal) (37 inch) 920 mm (W) ×...
  • Page 73 The model number and serial number are on the back of your display. Record these numbers in the spaces below. Refer to these numbers whenever you communicate with your Toshiba dealer about this display. 42WP27 Model number: Serial number: TOSHIBA CORPORATION, 2002...
  • Page 74 Dear TOSHIBA Customer Welcome to the TOSHIBA family of customers. We hope that you will have many years of enjoyment from your new Plasma Display. To obtain maximum benefit from your set, please read these Instructions before making any adjustments, and retain them for future reference.

  • Page 75: Important Safety Notice

    Important Safety Notice WARNING: To prevent damage which may result in fire or shock hazard, do not expose this appliance to rain or moisture. Do not place containers with water (flower vase, cups, cosmetics, etc.) above the set. (including on shelves above, etc.) WARNING: 1) To prevent electric shock, do not remove cover.
  • Page 76 If you lose the fuse cover the plug must not be used until a replacement cover is obtained A replacement fuse cover can be purchased from your local TOSHIBA Dealer. If the fitted moulded plug is unsuitable for the socket outlet in your home, then the fuse shall be removed and the plug cut off and disposed of safety.

  • Page 77: Safety Precautions

    If water is spills onto the Plasma Display or foreign objects get inside it, a short-circuit may occur which could result in fire or electric shock. If any foreign objects get inside the Plasma Display, please consult your local TOSHIBA dealer.

  • Page 78: Cleaning And Maintenance

    If water or foreign objects get inside the Plasma Display, if the Plasma Display is dropped, or if the cabinet becomes damages, disconnect the power cord plug immediately. • A short circuit may occur, which could cause fire. Contact your local TOSHIBA dealer for any repairs that need to be made. CAUTION When using the Plasma Display Do not bring your hands, face or objects close to the ventilation holes of the Plasma Display.

  • Page 79: Accessories

    Accessories Accessories Supply Check that you have the accessories and items shown Remote Control Batteries for the Remote Fixing bands Owner’s Manual Transmitter Control Transmitter 2 pcs (2 × R6 Size) INPUT SURROUND PICTURE SOUND SET UP PICTURE POS. /SIZE ASPECT OFF TIMER PLASMA DISPLAY...

  • Page 80: Remote Control Batteries

    Remote Control Batteries Requires two R6 batteries. 2. Install the batteries as shown in 3. Replace the cover and slide in 1. Turn the transmitter face down. Press and slide off the battery the battery compartment. reverse until the lock snaps. cover.
  • Page 81 Connections When connecting the speakers, be sure to use only the optional accessory speakers. Refer to the speaker’s Installation Manual for details on speaker installation. Speakers (Optional accessories) SPEAKERS SPEAKERS Terminals (R) Terminals (L) AC cord connection (see page 14) –...

  • Page 82: Pc Input Terminals Connection

    Connections PC Input Terminals connection COMPUTER AUDIO PC IN POWER INPUT — R - STANDBY G POWER ON Less than Conversion adapter Ferrite core (large size) 3" (if necessary) (supplied) (10 cm) D-sub 15p PC cable Less than Ferrite core (small size) 3"...
  • Page 83 Connections Signal Names for D-sub 15P Connector Pin No. Signal Name Pin No. Signal Name Pin No. Signal Name GND (Ground) GND (Ground) GND (Ground) GND (Ground) HD/SYNC GND (Ground) NC (not connected) Pin Layout for PC Input GND (Ground) GND (Ground) Terminal...

  • Page 84: Serial Terminals Connection

    Connections SERIAL Terminals connection The SERIAL terminal is used when the Plasma Display is controlled by a computer. COMPUTER Ferrite core RS-232C (large size) SERIAL Pin layout for RS-232C straight cable (supplied) Installing the ferrite core (Large size) Less than D-sub 9p Open 3"...

  • Page 85: Basic Controls

    Basic Controls Explanations from here onward describe the functions when the optional RCA Terminal Board is installed. — INPUT R - STANDBY G POWER ON Main Power On/Off Switch Volume Adjustment Remote control INPUT button Press the Volume Up (AV(S Video), sensor “+”...

  • Page 86: Power On/Off And Input Signal Selection

    Power On/Off and input signal selection AC cord connection Connecting the AC cord plug to the Plasma Display. Power On/Off Connecting the plug to the Wall Outlet Note: Main plug types vary between countries. The power plug shown at left may, therefore, not be the type fitted to your set.

  • Page 87: Select The Input Signal

    Power On/Off and input signal selection Select the input signal INPUT Press the INPUT button to select the input signal to be played back from the equipment which has been connected to the Plasma Display. Select the input signals to be connected by installing the optional Terminal Board.

  • Page 88: On-Screen Menu Display From Remote Control

    On-Screen Menu Display from Remote Control To Picture adjust menu (see page 24) Picture Normalise Normal Picture Mode Normal Contrast Brightness Colour Tint INPUT Sharpness White balance Normal Press to select each item. Advanced settings SURROUND To Advanced Settings (see page 24, 25) Advanced Settings Normalise Normal...
  • Page 89 On-Screen Menu Display from Remote Control To Signal screen for AV (see page 29) [ AV ] Signal 3D Y/C Filter ( NTSC ) Colour system Auto 3:2 Pulldown Press to select “Signal” menu Aspect Auto ( 4:3 ) 4 : 3 To Signal screen for Component (see page 29) [ Component ] Signal...

  • Page 90: Aspect Controls

    ASPECT Controls The Plasma Display will allow you to enjoy viewing the picture at its maximum size, including wide screen cinema format picture. ASPECT ASPECT button The aspect mode changes each time the ASPECT button is pressed. 4 : 3 Zoom 16 : 9 INPUT...
  • Page 91 ASPECT Controls Picture Explanation Mode 4:3 will display a 4:3 picture at its standard 4:3 size. 4 : 3 4 : 3 Zoom mode magnifies the central section of the Zoom picture. Zoom 16:9 will display the picture at its maximum size but 16 : 9 with sight elongation.

  • Page 92: Adjusting Picture Pos./Size

    Adjusting Picture Pos./Size Adjusting screen PICTURE POS. /SIZE Press to display the Picture Pos./Size menu. INPUT SURROUND Press to select H-Pos/H-Size/V-Pos/V- Size/Clock Phase. During “AV(S Video)” and During “RGB” and “PC” PICTURE SOUND SET UP “Component” input signal modes. input signal modes. Picture Pos./Size Picture Pos./Size PICTURE...
  • Page 93 Adjusting Picture Pos./Size When the Position Left “ ” button is pressed. When the Position Right “ ” button is pressed. H-Pos When the Position Left “ ” button is pressed. When the Position Right “ ” button is pressed. H-Size When the Position Left “...

  • Page 94: Sound Adjustment

    Sound Adjustment SOUND Press to display the Sound menu. INPUT SURROUND Select to adjust each item. Press to select the desired adjustment menu. Select the desired level by listening to the sound. PICTURE SOUND SET UP PICTURE POS /SIZE ASPECT Bass Sound Adjusts low sounds...

  • Page 95: Surround Controls

    Surround Controls SURROUND SURROUND Button The benefits of surround sound are enormous. You can be completely enveloped in sound; just as if you were at a concert hall or cinema. The surround setting switches on and off each time the SURROUND button is pressed.

  • Page 96: Picture Adjustments

    Picture Adjustments PICTURE Press to display the Picture menu. Picture Normalise Normal Picture Mode Normal Contrast Brightness Select to adjust each item. Colour Tint Press to select the menu to adjust. Sharpness White balance Normal Advanced settings Select the desired level by looking at the picture behind the menu.

  • Page 97: Advanced Settings

    Picture Adjustments Notes: Item Effect Adjustments (1) “Colour” and “Tint” settings cannot Selects the proper brightness and be adjusted for “RGB” and “PC” Contrast density for the room. input signal modes. Less More (2) You can change the level of each Adjusts for easier viewing of dark pictures Brightness function (Contrast, Brightness,...

  • Page 98: Screensaver(For Preventing After-Images)

    Screensaver (For preventing after-images) Do not display a still picture, especially in 4:3 mode, for any length of time. If the display must remain on, a Screensaver should be used. SET UP Press to display the Setup menu screen. Setup Press to select the Screensaver.

  • Page 99: Side Panel Adjustment

    Screensaver (For preventing after-images ) Side Panel Adjustment side panel Do not display a picture in 4:3 mode for an extended period, as this can cause an after-image to remain on the side panels either side of the display field. To prevent the appearance of such an after-image, illuminate the side panels.

  • Page 100: Setup For Input Signals

    Setup for Input Signals Component/RGB-in Select Select the input signals to be connected by installing the Optional Terminal Board. (Refer to the service manual for the optional Terminal Board.) Select to match the signals from the source connected to the Component/RGB input terminals. Y, P signals “Component”...

  • Page 101: Colour System / Aspect Auto

    Setup for Input Signals Colour system / Aspect Auto Select Signal from the “Setup” menu during AV(S Video) input signal mode.(“Signal [AV]” menu is displayed.) Setup Component/RGB-in select Press to select the “Colour system” or “Aspect Auto”. Screensaver lish ( UK ) OSD Lan Press to select each functions.

  • Page 102: Sync

    Setup for input signals Sync Select Signal from the “Setup” menu during RGB or PC input signal mode. Setup Component/RGB-in select Press to adjust. Screensaver lish ( UK ) OSD Lan Press (ACTION) button [ RGB ] Signal Sync H & V H-Freq.

  • Page 103: Troubleshooting

    Troubleshooting Before you call for service, determine the symptoms and make a few simple checks as shown below. Symptoms Checks Picture Sound Electrical Appliances Cars/Motorcycles Fluorescent light Interference Noisy Sound Volume (Check whether the mute function has been activated on the remote control.) Normal Picture No Sound Not plugged into AC outlet...

  • Page 104: Connections

    Connections Connection to the Optional Terminal Board By installing the optional RCA Terminal Board, the Plasma Display can handle high quality input signals such as AV (S Video), DVD, and RGB. Below is the connecting method when the optional RCA Terminal Board is installed. Optional RCA Terminal Board (RTB421) AUDIO AUDIO...

  • Page 105: Av Input Terminals Connection

    Connections AV Input Terminals connection Connect the signal source equipment. (Example) When connecting an S VIDEO VCR. (S VIDEO VCR) Audio Video S Video S VIDEO 4 pin socket Luminance earth Chrominance earth 2×RCA audio cables Luminance in Chrominance in AUDIO S VIDEO Video input to...

  • Page 106: Component/Rgb Input Connection

    Connections (Example) When connecting 21 pin scart cables. (VCR) Video input to BNC-RCA BNC socket adaptor plug Audio input to L/R sockets (DVD / Satellite Receiver) AUDIO VIDEO S VIDEO AV IN AV1/TV Video input to RCA socket Audio input to L/R sockets Notes: (1) Additional equipment, cables and an adaptor plug shown are not supplied with this set.
  • Page 107 Connections RGB signal (R, G, B, HD, VD) connection BNC-RCA RGB input to adaptor plug R, G, B, HD, VD sockets Example of input signal source HDTV-compatible VCR 5×BNC RGB cables RGB camera AUDIO COMPONENT/RGB IN AUDIO 2×RCA audio cables Audio input to L/R sockets Computer...

  • Page 108: Input Signal Can Be Displayed

    Connections Input signal can be displayed AV/Component /RGB/PC input signals AUDIO AUDIO VIDEO S VIDEO AUDIO AV IN COMPONENT/RGB IN SERIAL AV input Component/RGB input PC RGB input AV input horizontal vertical signal name frequency(kHz) frequency(Hz) NTSC 15.734 59.95 15.625 PAL60 15.734 59.95...

  • Page 110: Specifications

    Specifications 42WP27 Power Source 220 - 240 V AC, 50/60 Hz Power Consumption Normal use 295 W Stand-by condition 2.8 W Power off condition 1.5 W Plasma Display panel Drive method AC type 42-inch, 16:9 aspect ratio Contrast Ratio 3000:1 920 mm (W) ×...
  • Page 111 Specifications 42WP27 Optional Supplied PSS421S Speakers PTS501S Pedestal RCA Terminal Board RTB421 Wall-hanging bracket PWB501 (vertical) Wall-hanging bracket PWB502 (angled) 1,020 mm × 610 mm × 89 mm Dimensions (W × × × × × H × × × × × D) 89 mm 1,020 mm POWER...
  • Page 112 PRINTED IN JAPAN (02-09) TQZW273...
  • Page 113 FILE NO. 050-200234 SERVICE MANUAL PLASMA DISPLAY MONITOR 42WP27B, 42WP27C 42WP27E, 42WP27F 42WP27R PRINTED IN JAPAN Dec, 2002...

  • Page 114: Block And Schematic Diagrams

    14 Block and Schematic Diagrams 14.1. Schematic Diagram Notes Important Safety Notice Remarks: Components identified by mark have special characteristics important for safety. 1. The Power Circuit contains a circuit area which uses a separate power supply to isolate the When replacing any of these components, use only manufacture's specified parts.
  • Page 115 14.2. Main Block Diagram...
  • Page 116 14.3. F-Board Schematic Diagram...
  • Page 117 14.4. Power Block Diagram...
  • Page 118 14.5. P-Board (1 of 2) Schematic Diagram...
  • Page 119 14.6. P-Board (2 of 2) Schematic Diagram...

  • Page 120: Hx-Board Block Diagram

    14.7. HX-Board Block Diagram...

  • Page 121: Hx-Board Schematic Diagram

    14.8. HX-Board Schematic Diagram...

  • Page 122: Option Rtb421 Block Diagram

    14.9. Option RTB421 Block Diagram TO J1 IC3803 for NTSC 3D COMB FILTER 16M SDRAM 3.3V 2 ~ 12, 39 ~ 49 15 ~ 32 STB5V IC3804 120 ~ 138 100 ~ 119 TO J2 S-DET. Memory Controllor DIGITAL Q3301 S-VIDEO Q3801/Q3803/Q3805 Q3812...

  • Page 123: Option Rtb421 (1 Of 2) Schematic Diagram

    14.10. Option RTB421 (1 of 2) Schematic Diagram...

  • Page 124: Option Rtb421 (2 Of 2) Schematic Diagram

    14.11. Option RTB421 (2 of 2) Schematic Diagram...

  • Page 125: D1-Board Block Diagram

    14.12. D1-Board Block Diagram...

  • Page 126: D1-Board (1 Of 6) Schematic Diagram

    14.13. D1-Board (1 of 6) Schematic Diagram TZTNP01PMSF (F VERSION) TZTNP02PMSE (E/B/R VERSION)

  • Page 127: D1-Board (2 Of 6) Schematic Diagram

    14.14. D1-Board (2 of 6) Schematic Diagram TZTNP01PMSF (F VERSION) TZTNP02PMSE (E/B/R VERSION)

  • Page 128: D1-Board (3 Of 6) Schematic Diagram

    14.15. D1-Board (3 of 6) Schematic Diagram TZTNP01PMSF (F VERSION) TZTNP02PMSE (E/B/R VERSION)

  • Page 129: D1-Board (4 Of 6) Schematic Diagram

    14.16. D1-Board (4 of 6) Schematic Diagram TZTNP01PMSF (F VERSION) TZTNP02PMSE (E/B/R VERSION)

  • Page 130: D1-Board (5 Of 6) Schematic Diagram

    14.17. D1-Board (5 of 6) Schematic Diagram TZTNP01PMSF (F VERSION) TZTNP02PMSE (E/B/R VERSION)

  • Page 131: D1-Board (6 Of 6) Schematic Diagram

    14.18. D1-Board (6 of 6) Schematic Diagram TZTNP01PMSF (F VERSION) TZTNP02PMSE (E/B/R VERSION)

  • Page 132: D2-Board Block Diagram

    14.19. D2-Board Block Diagram...

  • Page 133: D2-Board (1 Of 6) Schematic Diagram

    14.20. D2-Board (1 of 6) Schematic Diagram...

  • Page 134: D2-Board (2 Of 6) Schematic Diagram

    14.21. D2-Board (2 of 6) Schematic Diagram...

  • Page 135: D2-Board (3 Of 6) Schematic Diagram

    14.22. D2-Board (3 of 6) Schematic Diagram...

  • Page 136: D2-Board (4 Of 6) Schematic Diagram

    14.23. D2-Board (4 of 6) Schematic Diagram...

  • Page 137: D2-Board (5 Of 6) Schematic Diagram

    14.24. D2-Board (5 of 6) Schematic Diagram...

  • Page 138: D2-Board (6 Of 6) Schematic Diagram

    14.25. D2-Board (6 of 6) Schematic Diagram...

  • Page 139: C1 And C2-Board Block Diagram

    14.26. C1 and C2-Board Block Diagram...

  • Page 140: C1-Board Schematic Diagram

    14.27. C1-Board Schematic Diagram...

  • Page 141: C2-Board Schematic Diagram

    14.28. C2-Board Schematic Diagram...

  • Page 142: Sc-Board Block Diagram

    14.29. SC-Board Block Diagram...

  • Page 143: Sc-Board (1 Of 2) Schematic Diagram

    14.30. SC-Board (1 of 2) Schematic Diagram...

  • Page 144: Sc-Board (2 Of 2) Schematic Diagram

    14.31. SC-Board (2 of 2) Schematic Diagram...

  • Page 145: Sd-Board Block Diagram

    14.32. SD-Board Block Diagram...

  • Page 146: Sd-Board Schematic Diagram

    14.33. SD-Board Schematic Diagram...

  • Page 147: Su-Board Block Diagram

    14.34. SU-Board Block Diagram...

  • Page 148: Su-Board Schematic Diagram

    14.35. SU-Board Schematic Diagram...

  • Page 149: Ss-Board Block Diagram

    14.36. SS-Board Block Diagram...

  • Page 150: Ss, Ss2, Ss3 And S1-Board Schematic Diagram

    14.37. SS, SS2, SS3 and S1-Board Schematic Diagram...

  • Page 151: Z-Board Block Diagram

    14.38. Z-Board Block Diagram...

  • Page 152: H3 And Z-Board Schematic Diagram

    14.39. H3 and Z-Board Schematic Diagram...
  • Page 153 This page is not printed.

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