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Toshiba 36ZP38B Service Manual

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FILE NO. 030-200301
SERVICE MANUAL
COLOUR TELEVISION
ZP38 Chassis
3 6ZP38B, 32ZP38B
PUBLISHED IN JAPAN, Mar., 2003 So

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Summary of Contents for Toshiba 36ZP38B

  • Page 1 FILE NO. 030-200301 SERVICE MANUAL COLOUR TELEVISION ZP38 Chassis 3 6ZP38B, 32ZP38B PUBLISHED IN JAPAN, Mar., 2003 So...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS ............................3 SET-UP ADJUSTMENT ............................4 SERVICE MODE ..............................6 DESIGN MODE ................................ 9 ELECTRICAL ADJUSTMENTS ..........................10 CIRCUIT CHECK ..............................17 CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA ..........................18 LOCATION OF CONTROLS ...........................

  • Page 3: Chapter 1 General Adjustments

    CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS WARNING: BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY RADIATION PRECAUTION”, “SAFETY PRECAU- TION” AND “PRODUCT SAFETY NOTICE” INSTRUCTIONS BELOW. X-RAY RADIATION PRECAUTION 1. Excessive high voltage can produce potentially hazard- 2. The only source of X-RAY RADIATION in this TV receiver ous X-RAY RADIATION.

  • Page 4: Set-Up Adjustment

    WARNING: BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY RADIATION PRECAUTION”, “SAFETY PRECAU- TION” AND “PRODUCT SAFETY NOTICE” ON PAGE 3 OF SERVICE MANUAL. SET-UP ADJUSTMENT I The following adjustments should be made when a complete realignment is required or a new picture tube is installed. Perform the adjustments in order as follows : 1.
  • Page 5 (5)Adjust the sub-4-pole magnets only in case there is any deviation of Xv bow-shaped convergence. (To be usually set at the initial position) Align both sides with the sub-4-pole magnets and minimize the deviation of blue and red with the main 4-pole magnets. Xv bow-shaped deviation of convergence red/blue blue...

  • Page 6: Service Mode

    SERVICE MODE 1. ENTERING TO SERVICE MODE 1) Press o button once on 2) Press o button again to 3) While pressing the o button, Remote Control. keep pressing. press MENU button on TV set. Item Data Mute or (Service mode display) 2.
  • Page 7 4. SELECTING THE ADJUSTING ITEMS 1) Every pressing of CHANNEL s button in the service mode changes the adjustment items in the order of table-2. (t button for reverse order) Refer to table-2 for preset data of adjustment mode. (See SETTING & ADJUSTING DATA on page 18) 5.
  • Page 8 8. SELF DIAGNOSTIC FUNCTION 1) Press “9” button on Remote Control during display of adjustment menu in the service mode. The diagnosis will begin to check if interface among IC’s are executed properly. 2) During diagnosis, the following displays are shown. Indicated color of mode now selected : Green and Red Indicated color of other modes : White...

  • Page 9: Design Mode

    DESIGN MODE 1. ENTERING TO DESIGN MODE 3) Press MENU button on TV. 1) Select the Service mode. 2) While pressing o or CALL button on Remote and press MENU button on TV. ITEM Press DATA Press (Design mode) (Adjustment mode) When QA02 is initialized, items “OPT0”...

  • Page 10: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS ITEM ADJUSTMENT PROCEDURE FOCUS VR ADJ 1. Enter the service mode, then select any register item. 2. Press the TV/VIDEO button on the Remote until the black cross-bar pattern ap- pears on the screen. 3. Adjust the FOCUS control (on T461) for well defined scanning lines on the picture screen.
  • Page 11 ITEM ADJUSTMENT PROCEDURE WIDTH 1. Call up the adjustment mode display, then select the item WID. (WID) 2. Press the ; – /+ button to get the picture so the left and rightedges of raster begins to lack. 3. Press the ; – /+ button to advance the data by 7 steps. Note : Check the horizontal picture position is correct.
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  • Page 17: Circuit Check

    CIRCUIT CHECK HIGH VOLTAGE CHECK CAUTION: There is no HIGH VOLTAGE ADJUSTMENT on this chassis. Checking should be done following the steps below. 1. Connect an accurate high voltage 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.

  • Page 18: Chapter 2 Specific Informations

    CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA SAFETY INSTRUCTIONS 32” 36" HIGH VOLTAGE AT ZERO BEAM: 32.2 kV 32.4 kV MAX HIGH VOLTAGE: 35.0 kV 35.0 kV AV VOLTAGE 220~240 V 220~240 V Table-1 SERVICE MODE ADJUSTING ITEMS AND DATAS IN THE SERVICE MODE: Item Adjustment Reference data...

  • Page 19: Location Of Controls

    LOCATION OF CONTROLS (Representaive: 36ZP38B) Front L/MONO MENU S-VIDEO VIDEO AUDIO MAIN SWITCH POSITION UP VIDEO-5 (S-VIDEO/VIDEO) POSITION DOWN HEAD PHONE VOLUME UP VOLUME DOWN EXIT Rear SURROUND OUT (3)/ SURROUND OUT AUDIO AUDIO FIXED AERIAL TERMINAL SCART-1 AUDIO OUT (FIXED)
  • Page 20 Remote Control TEXT/TV CALL Power on/Standby CALL Index, initial (For Toshiba TV/VCR/DVD only) Number buttons (0-9) 1 or 2 digit channel selection Input source selection (A 1 – A 4) Selectable picture Selectable sound MENU EXIT MENU EXIT DVD MENU MENU •...

  • Page 21: Chassis And Cabinet Replacement Parts List

    CERAMIC CHIP, 50V B 0.01UF K C443 24082637 PLASTIC FILM, 400V 0.1UF J C160 24503045 PLASTIC FILM, 63V 0.22UF J C444 24503195 PLASTIC FILM, 1800VH 5100PF H (36ZP38B) C205 24797229 ELECTROLYTIC, 50V 2.2UF M C444 24503196 PLASTIC FILM CF92 T, 1800VH 5600PF H C206 24794100...
  • Page 22 Location Location Parts No. Description Parts No. Description C505 24794470 ELECTORLYTIC, 16V 47UF M C655 24503042 PLASTIC FILM, 63V 0.12UF J C506 24109103 CERAMIC CHIP, 50V B 0.01UF K C656 24232103 CERAMIC DISC, 50V F 0.01UF Z C507 24100104 CERAMIC CHIP, 25V F 0.1UF Z C657 24797229 ELECTROLYTIC, 50V 2.2UF M...
  • Page 23 24105101 CERAMIC CHIP, 50V CH 100PF J CC182 24105151 CERAMIC CHIP, 50V CH 150PF J CA14 24212103 CERAMIC DISC, 50V B 10000PF K (36ZP38B) CD181 24100104 CERAMIC CHIP, 25V F 0.1UF Z CA15 24105101 CERAMIC CHIP, 50V CH 100PF J...
  • Page 24 24366223 CARBON FILM, 1/6W 22K OHM J CT04 24793101 ELECTROLYTIC, 10V 100UF M R227 24366273 CARBON FILM, 1/6W 27K OHM J (36ZP38B) CT05 24100104 CERAMIC CHIP, 25V F 0.1UF Z R227 24366303 CARBON FILM, 1/6W 30K OHM J (32ZP38B) CT06...
  • Page 25 Location Location Parts No. Description Parts No. Description R342 24011101 CHIP, METAL FILM, 1/20W 100 OHM J R488 24366154 CARBON FILM, 1/6W 150K OHM J R343 24366103 CARBON FILM, 1/6W 10K OHM J R489 24366104 CARBON FILM, 1/6W 100K OHM J R344 24366823 CARBON FILM, 1/6W 82K OHM J...
  • Page 26 Location Location Parts No. Description Parts No. Description R645 24366229 CARBON FILM, 1/6W 2.2 OHM J R814 24366682 CARBON FILM, 1/6W 6.8K OHM J R646 24011223 CHIP, METAL FILM, 1/20W 22K OHM J R815 24552102 OXIDE METAL FILM, 1/2W 1K OHM J R648 24366229 CARBON FILM, 1/6W 2.2 OHM J...
  • Page 27 CHIP, METAL FILM, 1/20W 4.7K OHM J R2150 24871681 CHIP, METAL FILM, 1/8W 680 OHM J RA34 24366103 CARBON FILM, 1/6W 10K OHM J (36ZP38B) R2151 24871681 CHIP, METAL FILM, 1/8W 680 OHM J RA35 24011102 CHIP, METAL FILM, 1/20W 1K OHM J...
  • Page 28 CHIP, METAL FILM, 1/20W 150 OHM J RS49 24011271 CHIP, METAL FILM, 1/20W 270 OHM J RJ01 24366103 CARBON FILM, 1/6W 10K OHM J (36ZP38B) RS50 24011271 CHIP, METAL FILM, 1/20W 270 OHM J RJ02 24366102 CARBON FILM, 1/6W 1K OHM J (36ZP38B)
  • Page 29 Location Location Parts No. Description Parts No. Description RT19 24000445 CHIP JUMPER, 1608TYPE RV67 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RT20 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RV68 24011101 CHIP, METAL FILM, 1/20W 100 OHM J RT21 24011332 CHIP, METAL FILM, 1/20W 3.3K OHM J...
  • Page 30 COIL, DG 0.50CU 60T-2LOOP, TSB-2414AL * T461 23236732 TRANSFORMER, FLY-BACK, TFB4189AD (32ZP38B) (32ZP38B) L902 23238508 COIL, PEAKING, TRF4121AJ T461A 23192957 ANODE CAP ASSY, TCC5602AT (36ZP38B) L903 23238703 COIL, PEAKING, TRF4820AJ T461A 23192964 ANODE CAP ASSY, TCC5606CT (32ZP38B) L904 23238703 COIL, PEAKING, TRF4820AJ T461B...
  • Page 31 SCREW, BIND HEAD TAP-TITE B, QA05 23906367 IC, PST9146NL BITTB 3X8 SZN QA13 23314994 TRANSISTOR, 2SA1576A106 Q671 70114396 TRANSISTOR, 2SC3326B QA14 23314791 TRANSISTOR, 2PA1015Y (36ZP38B) Q672 70114396 TRANSISTOR, 2SC3326B QA61 23009332 IC, AT24C256-2.7 Q673 70114396 TRANSISTOR, 2SC3326B QB03 23314791 TRANSISTOR, 2PA1015Y...
  • Page 32 Location Location Parts No. Description Parts No. Description QS14 70114396 TRANSISTOR, 2SC3326B D432 23316670 DIODE, ZENER, MTZJ5.1C QT01 23009169 IC, SAA5665HL/M1/0606 D436 23115599 DIODE, 1N4148 QT02 23314993 TRANSISTOR, 2SC4081 Q D441 23316687 DIODE, ZENER, MTZJ9.1B QT03 70114402 TRANSISTOR, 2SC3437-Y D442 23118094 DIODE, EU2A QT05...
  • Page 33 GA41 23103828 INDUCTOR, BEAD, TEM2121M DJ01 23115599 DIODE, 1N4148 (36ZP38B) GA76 24366103 CARBON FILM, 1/6W 10K OHM J DJ02 23316726 DIODE, ZENER, MTZJ15C (36ZP38B) GC01 24000445 CHIP JUMPER, 1608TYPE DR01 23118041 DIODE, MA111 GC02 24000445 CHIP JUMPER, 1608TYPE DR02 23118041...
  • Page 34 SWITCH, PUSH, SKHHLMA010 (36ZP38B) SA05 23145430 SWITCH, PUSH, SKHHLMA010 * A401 23530806 COVER, BACK COVER ASSEY 32ZP38 SJ01 23146958 RELAY, 2C 1A DC12V OMRON (36ZP38B) (32ZP38B) SR82 23146574 RELAY, DLS5D1-O(M) 0.15W A430 23802319 BOX, WOOFER BOX (RIGHT) 32ZP18P * SR83 23146570...

  • Page 35: Pc Boards Bottom View

    SIGNAL BOARD PD1007 BOTTOM (FOIL) SIDE – 35 – – 36 –...
  • Page 36 POWER BOARD PD1008-1 BOTTOM (FOIL) SIDE – 37 – – 38 –...
  • Page 37 DEF BOARD PD1009 BOTTOM (FOIL) SIDE – 39 – – 40 –...
  • Page 38 INDICATOR BOARD PD1008-2 BOTTOM (FOIL) SIDE CONTROL BOARD PD1008-3 BOTTOM (FOIL) SIDE EXT-SP BOARD PD0206A DIGITAL-IN BOARD PD0549B TEXT-P2 BOARD PD0267 BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE – 41 – – 42 –...
  • Page 39 CRT DRIVE BOARD PD0491 BOTTOM (FOIL) SIDE – 43 –...

  • Page 40: Terminal View Of Transistors

    TERMINAL VIEW OF TRANSISTORS 2SD2253 2SC3852 2SC752GTM 2SC752 2SA1788 (old) 2SD1763A 2SA562TM 2SC2482 2SC5243 2SC1569 2SA1015 2SC2655 2SC5570 2SC4544 2SC4721P 2SC1815 2SA1788 2SC2878 2SA1306 2SC1740S 2SA1186A 2SC2120 2SA9335 ON4409 RN2203 2SD1554 RN2201 2SD2253 2SD1556 RN2004 RN1203 2SC5143 RN1204 2SD2553 RN2204 RN1205 RN1202 RN1201...
  • Page 41 SCHEMATIC DIAGRAM MODEL : 36ZP38B / 32ZP38B WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" ON THE MANUAL FOR THIS MODEL. CAUTION: The international hazard symbols "*" in the schematic diagram and the parts list designate components which have special characteristics important for safety and should be replaced only with types identical to those in the original circuit or specified in the parts list.
  • Page 42 – 46 –...

  • Page 43: Specifications

    SPECIFICATIONS (Representative: 36ZP38) Input Power Rating: AC 220 ~ 240 Volts, 50 Hz Aerial Input Impedance: 75 ohm unbalanced type for VHF, UHF and CATV Receiving Channels: System Channel CATV PAL B/G CCIR 2 ~ 12 21 ~ 69 S1 ~ S41 X ~ Z + 2, SECAM B/G CCIR...
  • Page 44 TOSHIBA CORPORATION 1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...

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32zp38b

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