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Toshiba 32ZP46P Service Manual

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SERVICE MANUAL
Colour Television
FILE NO. 030-200411
32ZP46P
36ZP46P
Jul. 2004 (YC/X)

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Summary of Contents for Toshiba 32ZP46P

  • Page 1 FILE NO. 030-200411 SERVICE MANUAL Colour Television 32ZP46P 36ZP46P Jul. 2004 (YC/X)

  • 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 ..............................15 CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA ..........................16 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 16) 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 15: 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 16: 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 17: Location Of Controls

    LOCATION OF CONTROLS Front Green - Timer is set RED - Power on Power Button EXT 5 Back COMPONENT VIDEO INPUT (EXT 4) SCART 3 (EXT 3) SCART 3 (EXT 2) SCART 3 (EXT 1) decoder* �� �� ��� ��� video recorder ������...
  • Page 18 Remote Control ������������������� ������������������������������������� ��������������������������������������� ������������������� �������������� ������������������������������������� ������������������������������������ ����������������������������������� ���� ������������������ ������������������������������ ������������� ��������������� ��������������������������������� �������������� �������������������� ������������������������������������ �������������������������������������� ������ �� ������������������������� ������������������������ �������������� ������������������ ������������ �������������� ����������������� �������������������������������� � ���������������� � ����� �������� � ������������� � ����� �������� ����...

  • Page 19: Chassis And Cabinet Replacement Parts List

    · · · · · The part number must be used when ordering parts, in order to assist in processing, be sure to include the Model number and Description. · · · · · The PC board assembly with mark is no longer available after the end of the production. Model : 32ZP46P/36ZP46P Capacitors ..... CD : Ceramic Disk PF : Plastic Film EL : Electrolytic Resistors ....
  • Page 20 Location Parts No. Description Location Parts No. Description C511 24100104 CERAMIC CHIP, 25V F 0.1UF Z C801 24503506 PLASTIC FILM, AC275V 0.1UF K C512 24100104 CERAMIC CHIP, 25V F 0.1UF Z C802 24503506 PLASTIC FILM, AC275V 0.1UF K C513 24109103 CERAMIC CHIP, 50V B 0.01UF K C803 #1 24503507 PLASTIC FILM, AC275V 0.22UF K C514...
  • Page 21 Location Parts No. Description Location Parts No. Description CA09 24105101 CERAMIC CHIP, 50V CH 100PF J CS08 24797229 ELECTROLYTIC, 50V 2.2UF M CA10 24105101 CERAMIC CHIP, 50V CH 100PF J CS09 24797229 ELECTROLYTIC, 50V 2.2UF M CA12 24105101 CERAMIC CHIP, 50V CH 100PF J CS10 24797229 ELECTROLYTIC, 50V 2.2UF M CA14 #2 24212103 CERAMIC DISC, 50V B 10000PF K...
  • Page 22 Location Parts No. Description Location Parts No. Description R461 24366182 CARBON FILM, 1/6W 1.8K OHM J RESISTORS R101 24553223 OXIDE METAL FILM, 1W 22K OHM J R462 24366473 CARBON FILM, 1/6W 47K OHM J R208 24366103 CARBON FILM, 1/6W 10K OHM J R463 24366473 CARBON FILM, 1/6W 47K OHM J R209...
  • Page 23 Location Parts No. Description Location Parts No. Description R677 24011223 CHIP, METAL FILM, 1/20W 22K OHM J R928 24366471 CARBON FILM, 1/6W 470 OHM J R682 24011104 CHIP, METAL FILM, 1/20W 100K OHM J R929 24366680 CARBON FILM, 1/6W 68 OHM J R683 24011223 CHIP, METAL FILM, 1/20W 22K OHM J R930...
  • Page 24 Location Parts No. Description Location Parts No. Description RA04 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RB81 24011122 CHIP, METAL FILM, 1/20W 1.2K OHM J RA05 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RB82 24011123 CHIP, METAL FILM, 1/20W 12K OHM J RA07 24011103 CHIP, METAL FILM, 1/20W 10K OHM J RB83...
  • Page 25 Location Parts No. Description Location Parts No. Description RS23 24011223 CHIP, METAL FILM, 1/20W 22K OHM J RV22 24011222 CHIP, METAL FILM, 1/20W 2.2K OHM J RS24 24011223 CHIP, METAL FILM, 1/20W 22K OHM J RV23 24552101 OXIDE METAL FILM, 1/2W 100 OHM J RS25 24011223 CHIP, METAL FILM, 1/20W 22K OHM J RV25...
  • Page 26 Location Parts No. Description Location Parts No. Description RZ29 24011102 CHIP, METAL FILM, 1/20W 1K OHM J L705 23103249 CORE, FERRITE BEAD 3.5X4.5, TEM2011AO G299 24366103 CARBON FILM, 1/6W 10K OHM J L801 23217681 TRANSFORMER, CHOKE 40MH1.5A TPW2063AL G409 24946223 CARBON COMPOSITION GF 1/2W 22K K L805 23103249 CORE, FERRITE BEAD 3.5X4.5, TEM2011AO G601...
  • Page 27 Location Parts No. Description Location Parts No. Description #2 23192957 ANODE CAP ASSY, TCC5602AT Q833 23314141 TRANSISTOR, 2SC3852 T461B 23509162 CABLE ASSY, CABLE FOCUS Q840 23314141 TRANSISTOR, 2SC3852 T461C 23509372 CABLE ASSY, SCREEN Q901 23314780 TRANSISTOR, 2SC4544 T461D 23509161 CABLE ASSY, CABLE FOCUS Q902 23314965 TRANSISTOR, KTC3198 Y T801...
  • Page 28 Location Parts No. Description Location Parts No. Description QV07 23205006 TRANSISTOR, KTC4075Y D806 23357366 DIODE, FR105-B5 QV08 23205005 TRANSISTOR, KTA2014Y D807 23357012 DIODE, 1SS244 QV09 23205085 TRANSISTOR, 2SC5343-YL D808 23118859 DIODE, 1SS133 QV12 23205085 TRANSISTOR, 2SC5343-YL D817 23118608 DIODE, ZENER, RD33ES B2 QV14 23205085 TRANSISTOR, 2SC5343-YL D840...
  • Page 29 Location Parts No. Description Location Parts No. Description HX01 23148027 SCAN CONVERTER MODULE, MDFS03 #2 23762368 PC BOARD ASSY, CRT-D PWU PD1776C P104 23368577 CONNECTOR, PLUG, 3P 2.5MM G JST-EH, B3B-EH-F1-TV4 U902 #1 23762363 PC BOARD ASSY, SIGNAL PWU PD1777B P515A 23368581 CONNECTOR, PLUG 7P, 2.5MM G JST-EH B7B-EH-F1-TV4 #2 23762369 PC BOARD ASSY, SIGNAL PWU PD1777C...

  • Page 30: Pc Boards Top And Bottom View S

    SIGNAL BOARD PD1777B (32ZP46P) (U902) SIGNAL BOARD PD1777C (36ZP46P) (U902) TOP (COMPONENT) SIDE L605 C672 R686 C683 C666 C664 P104 H002 Q670 C660 C670 C681 C615 C665 C682 GJ606 GJ607 C616 L101 JP010 Q670A C110 C111 C618 Q617 H001 C652...
  • Page 31 SIGNAL BOARD PD1777B (32ZP46P) (U902) SIGNAL BOARD PD1777C (36ZP46P) (U902) BOTTOM (FOIL) SIDE L605 R663 R676 Q671 R663 R676 R686 R670 C671 C678 C677 C674 C687 P104 C660 D672 R664 D672 CV39 H0021 R664 D673 D673 C682 R672 R672 R682...
  • Page 32 POWER BOARD PD1778B-1 (32ZP46P) (U903A) POWER BOARD PD1778C-1 (36ZP46P) (U903A) BOTTOM (FOIL) SIDE PL03 CAUTION LIVE AREA 23547623 P498 T840 C802 R-8500 D840 C840 R841 BB22B L894 R808 PL02 C803 P831A P910 L801 D841 SR83 R842 R852 Q840 L889 C842...
  • Page 33 DEF BOARD PD1779B (32ZP46P) (U904) DEF BOARD PD1779C (36ZP46P) (U904) BOTTOM (FOIL) SIDE R319 D337 R307 BB15B Q461 R4799 R318 C449 D313 R315 BB16B R494 C494 C4690 D336 L442 D312 R483 R314 D307 R474 R499 R341 L449 CC15 C477 C495...
  • Page 34 INDICATOR BOARD PD1778B-2 (32ZP46P) (U903B) INDICATOR BOARD PD1778C-2 (36ZP46P) (U903B) BOTTOM (FOIL) SIDE PA02B QB02 KB01 RB04 RB13 DB04 DB03 RB01 DB01 PL05 RB14 23547623 CB22 CB21 DB02 RB03 R-8500 RB22 QB04 PL04 CONTROL BOARD PD1778B-3 (32ZP46P) (U903C) CONTROL BOARD PD1778C-3 (36ZP46P) (U903C)
  • Page 35 CRT-D BOARD PD1776B (32ZP46P) (U901) CRT-D BOARD PD1776C (36ZP46P) (U901) BOTTOM (FOIL) SIDE – 40 –...

  • Page 36: 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 37 SCHEMATIC DIAGRAM MODEL : 32ZP46P/36ZP46P 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 38 – 43 –...

  • Page 39: Specifications

    SPECIFICATIONS MODEL 32ZP46P 36ZP46P Broadcast systems/channels PAL-I UK21-UK69 PAL-B/G E21-E69 E2-E12, S1-S41 SECAM-L F21-F69 F1-F10, B-Q SECAM-D/K R21-R69 R1-R12 Video Input PAL, SECAM, NTSC 3.58/4.43 External connections EXT1 Input 21-pin SCART RGB, A/V EXT2 Input 21-pin SCART RGB, A/V EXT3...
  • Page 40 TOSHIBA CORPORATION 1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...
  • Page 41 SCHEMATIC DIAGRAM MODEL : 32ZP46P/36ZP46P 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 – 43 –...
  • Page 43 32ZP46P/36ZP46P SIGNAL (CONNECTORS) SHEET-1/10 (1/17)
  • Page 44 5Vp-p 5Vp-p 5Vp-p 5Vp-p 5Vp-p 5Vp-p 32ZP46P/36ZP46P SIGNAL (MICRO) SHEET-2/10 (2/17)
  • Page 45 32ZP46P/36ZP46P SIGNAL (AV) SHEET-3/10 (3/17)
  • Page 46 0.6V(p-p) 0.78V(p-p) 0.53V(p-p) 0.75V(p-p) 0.9V(p-p) 0.8V(p-p) 0.7V(p-p) 0.9V(p-p) 32ZP46P/36ZP46P SIGNAL (COMB & MCD) SHEET-4/10 (4/17)
  • Page 47 0.9V(p-p) 2.5 2.5 0.78V(p-p) 0.53V(p-p) 0.75V(p-p) 32ZP46P/36ZP46P SIGNAL (BEP) SHEET-5/10 3.4V(p-p) 3.5V(p-p) 3.6V(p-p) (5/17)
  • Page 48 12.8 13.0 26.0 12.8 26.0 13.0 32ZP46P/36ZP46P SIGNAL (AUDIO) SHEET-6/10 (6/17)
  • Page 49 32.0 32ZP46P/36ZP46P SIGNAL (IF) SHEET-7/10 (7/17)
  • Page 50 32ZP46P/36ZP46P SIGNAL (LOW-B REGULATOR) SHEET-8/10 (8/17)
  • Page 51 32ZP46P/36ZP46P SIGNAL (FREQ_DET) SHEET-9/10 (9/17)
  • Page 52 32ZP46P/36ZP46P SIGNAL (TEXT) SHEET-10/10 (10/17)
  • Page 53 450Vp-p (AC=220V) 1.5V 32ZP46P/36ZP46P POWER_INDI_CONT (POWER) SHEET-1/3 (11/17)
  • Page 54 32ZP46P/36ZP46P POWER_INDI_CONT (INDICATOR) SHEET-2/3 (12/17)
  • Page 55 32ZP46P/36ZP46P POWER_INDI_CONT (CONTROL) SHEET-2/3 (13/17)
  • Page 56 1050V(p-p)(H) 123V 270V(p-p)(H) 32ZP46P/36ZP46P DEF (HORIZONTAL-DEF) SHEET-1/2 (14/17)
  • Page 57 50V(p-p)(V) -15.0 0.8 15.0 1.3V(p-p)(V) 32ZP46P/36ZP46P DEF (VERTICAL-DEF) SHEET-2/2 (15/17)
  • Page 58 104Vp-p 102Vp-p 103Vp-p 11.5 11.5 11.5 122.7 122.3 64.3 32ZP46P/36ZP46P (16/17)
  • Page 59 QT07 CY7C1019CV33-12ZCT QT09 OPEN 32ZP46P/36ZP46P TEXT-P2 (17/17)

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