Toshiba 43VJ13P Service Manual
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Toshiba 43VJ13P Service Manual

Toshiba 43VJ13P Service Manual

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FILE NO. 030-200117
SERVICE MANUAL
COLOUR TELEVISION
VJ13 Chassis
43VJ13P
PUBLISHED IN JAPAN Oct., 2001 So

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  • Page 1 FILE NO. 030-200117 SERVICE MANUAL COLOUR TELEVISION VJ13 Chassis 43VJ13P PUBLISHED IN JAPAN Oct., 2001 So...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS ............................3 CRT ASSEMBLY REPLACEMENT AND MOUNTING ....................4 PICTURE TUBE COMPONENTS ADJUSTMENT ....................6 SERVICE POSITION ..............................9 SERVICE MODE ..............................10 DESIGN MODE ..............................13 ELECTRICAL ADJUSTMENT ..........................14 CONVERGENCE ADJUSTMENT ..........................

  • 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: Crt Assembly Replacement And Mounting

    CRT ASSEMBLY REPLACEMENT AND MOUNTING CAUTION : DO NOT LOOSEN THE HEX HEAD BOLTS WITH SPRINGS (12 PCS), BECAUSE THOSE ARE FOR SEALING OF CRT COOLANT. Attention Serviceman The Hex Head Bolts with Springs. (see sketch) used on CRT assembly, are “NOT”...
  • Page 5 TO REMOVE CRT (Same procedure for R, G, B) 1. Remove CRT DRIVE Board, S. V. M. COIL and DEF. YOKE from CRT. 2. Remove Lens Assembly. 3. Detach CRT Anode Cap from CRT. Anode Cap 4. Remove CRT Assembly from CRT Mounting. CRT REPLACEMENT (Same procedure for R, G, B) Reverse the removal procedures except the followings.

  • Page 6: Picture Tube Components Adjustment

    WARNING : BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PRE- CAUTION" AND "PRODUCT SAFETY NOTICE" ON PAGE 3 OF THIS MANUAL. PICTURE TUBE COMPONENTS ADJUSTMENT ADJUSTING PROCEDURE IN REPLACING CRT RGB FOCUS ADJUSTMENT 1. Call-up the adjustment mode (see page 10) User convergence center check Cutoff 2.
  • Page 7 In case of warming up of more than 2 hours under a condition Note: Keep in mind that only the BLUE electric focus is ad- that the large anode current is running through the projection justed with the black cross-hatch. tube so that for example the all-white pattern appears, adjust to obtain the sharpest focus while observing the whole screen 20.
  • Page 8 LOCATION OF SCREEN AND FOCUS VR'S To remove the Speaker grille and Front panel. FOCUS VR's SCREEN VR's Speaker grille Front panel REPLACEMENT OF HIGH VOLTAGE CABLE 1. When replacing Anode Lead or Anode Cap with new one, remove Lead Holder from old lead as shown in ANODE LEAD figure below, and put it on new lead.

  • Page 9: Service Position

    WARNING : BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PRE- CAUTION" AND "PRODUCT SAFETY NOTICE" ON PAGE 3 OF THIS MANUAL. SERVICE POSITION In order to assure the performance, processed wires shall be replaced after the repair work. Work procedures are as follows: 1.

  • Page 10: Service Mode

    SERVICE MODE 1. ENTERING TO SERVICE MODE 3) While pressing the o button, 1) Press o button once on 2) Press o button again to Remote Control. keep pressing. press MENU button on TV set. Item Data or Sound Mute (Service mode display) 2.
  • Page 11 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 28) 5.
  • Page 12 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 : Black...

  • Page 13: Design Mode

    DESIGN MODE 1. ENTERING TO DESIGN MODE 1) Select the Service mode. 2) While pressing CALL button on Remote 3) Press MENU button on TV. and press MENU button on TV. ITEM Press DATA Press (Design mode) (Adjustment mode) When QA02 is initialized, items “OPT0”, “OPT1” and "OPT2" of DESIGN MODE are set to the data of the representative model of this chassis family.

  • Page 14: Electrical Adjustment

    ELECTRICAL ADJUSTMENT ITEM ADJUSTMENT PROCEDURE WIDTH 1. Call up the adjustment mode display, then select the item WID. (WID) 2. Press the VOLUME t button to get the picture so the left or right edges of raster begins to lack. 3.
  • Page 15 VJ13: Series (Reference factory adjustment) – 15 –...
  • Page 16 – 16 –...
  • Page 17 Adjustment items Adjusting methods Focus adjustment (Conditions) - User adjustment: Dynamic mode, Cinema mode - To be performed after centering magnet adjustment. - Signal : Lens: R ..Retma Pattern (PAL) G ..Crosshatch (PAL) B ..Crosshatch (PAL) Electrical focus : R ..
  • Page 18 Adjustment items Adjusting methods Focus adjustment 4) Adjust the G lens focus. (Applicable only to 43PH, 42W) The method mentioned left is Watch the horizon of the left and right both ends of the screen (the range of applied to the focus adjustment circle with 100mm diameter shown in the following sketch), make optimum on the G lens adjustment of adjustments on the G lens focus, and check that the focus balance on the...
  • Page 19 Adjustment items Adjusting methods Focus adjustment 4. B adjustment 1) Set to the B monochrome by lens cap. 2) Receive the image of Retma pattern. 3) Adjust the B electrical focus. Adjust by focus volume of the focus block (Z410) so that the screen center will come to optimum focus (point where the brightness gets minimized) 4) Receive the image of crosshatch pattern.

  • Page 20: Convergence Adjustment

    CONVERGENCE ADJUSTMENT 1. SCREEN ADJUSTMENT Before proceeding to the adjustment for each screen, always The adjustment is carried out on four screens; 4 : 3 and 16 : 9 perform the adjustments for vertical size (HIT) and horizontal screens in both PAL and NTSC modes. When making the ad- size (WID) with the main deflection data changed.
  • Page 21 1-2. Remote Control Key CALL o key ....Push this key twice and the set con- sole menu key to enter the service mode. F key ....Push this key and 7 key to enter and cancel the convergence menu. 5 key ....
  • Page 22 2. Picture a) 50 Hz mode (PAL) ..Correcting point: Horizontal 8 x Vertical 8 (Arrow marks denote correcting point) The first picture The second picture Data display Cursor (red) Screen center (Blinking) The first picture The second picture is indicated with data on top left of the first picture, therefore, convergence cannot be adjusted by this pic- Crosshatch pattern.
  • Page 23 b) 60 Hz mode (NTSC) ..Correcting point: Horizontal 8 x Vertical 7 (Arrow marks denote correcting point) The first picture The second picture Data display Cursor (red) Screen center (Blinking) The first picture During this period, the changed data is transferred from RAM Q701 to E PROM Q713, and saved.
  • Page 24 3. ADJUSTING PICTURE DIMENSION (GREEN PICTURE) [4:3] 1.50 Hz mode (PAL) Screen center 310.5 164.5 Screen center 164.5 310.5 8.5mm 8.5mm 372.5 223.5 74.5 74.5 223.5 372.5 428.5 428.5 \ mark: center 43 inches 4:3 Screen size: Horizontal 874mm, Vertical 655mm Dimension A: 74.5mm, Dimension B: 36.5mm (H span) (V span)
  • Page 25 4. ADJUSTING PICTURE DIMENSION (GREEN PICTURE) [16:9] 1.50 Hz mode (PAL) Screen center 232.9 205.5 123.4 41.3 Screen center 41.3 123.4 205.5 232.9 8.5mm 8.5mm 372.5 223.5 74.5 74.5 223.5 372.5 428.5 428.5 \ mark: center 43 inches 4:3 Screen size: Horizontal 874mm, Vertical 655mm Dimension A: 74.5mm, Dimension B: 36.5mm (H span) (V span)

  • Page 26: Screen And Mirror Alignments

    SCREEN AND MIRROR ALIGNMENTS ASSEMBLING AND MOUNTING OF FRONT SCREEN * Please refer to MECHANICAL DISASSEMBLY page 32. CLEANING OF LENS AND MIRROR CAUTION : Do not hold the optical system parts (lens and mirror) with bare hand to avoid finger-prints on the surface of those parts.

  • Page 27: Circuit Checks

    CIRCUIT CHECKS 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 anode of the picture tube. 2. Turn on the receiver. Set the BRIGHTNESS and CONTRAST to minimum (zero beam current). 3.

  • Page 28: Chapter 2 Specific Informations

    CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA SAFETY INSTRUCTIONS 43" HIGH VOLTAGE AT ZERO BEAM: 33.3 kV MAX HIGH VOLTAGE: 34.5 kV AC VOLTAGE 220~240 V Table-1 SERVICE MODE ADJUSTING ITEMS AND DATAS IN THE SERVICE MODE: Item Adjustment Reference data Item Adjustment...

  • Page 29: Location Of Controls

    LOCATION OF CONTROLS Front MAIN SWITCH POWER (RED) HEAD PHONE ON-TIMER (GREEN) (VIDEO-3) EXIT S-VIDEO TERMINAL POSITION UP VIDEO-3 POSITION DOWN VOLUME UP MENU VOLUME DOWN Back WOOFER OUT AERIAL TERMINAL VIDEO-2 (21-PINS S-VIDEO AV) VIDEO-1 AUDIO OUT (FIXED) (21-PINS FULL) VIDEO-3 VIDEO-4 (21 PINS S-VIDEO AV)
  • Page 30 Remote Controller Power Key: TV, VCR, DVD CALL 1. TEXT Sub Function <HOLD, REVEAL, F-T-B, TIME/TXCL, SUB PAGE> ---------------- Only TV mode operation 2. VCR & DVD Common <Power, Play, Stop, Pause, Eject, FF, REV, Skip - FWD, Skip - REV> EXIT MENU MENU...

  • Page 31: Circuit Block Diagram

    – 31 –...

  • Page 32: Mechanical Disassembly

    MECHANICAL DISASSEMBLY K502 K601 K501 Labels A004 (A420) A424 (A421) A201 A213 (A214) A223 (A216) A202 A258 K101 K102 K103 – 32 –...

  • Page 33: Chassis And Cabinet Replacement Parts List

    CC : Carbon Composition : Metal Film OMF : Oxide Metal Film : Variable Resistor : Fusible Resistor (All CD and PF capacitors are ±5%, 50V and all resistors, ±5%, 1/6W unless otherwise noted.) Models : 43VJ13P Location Location Location Location Location Location...
  • Page 34 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description C446 24679330 ELECTROLYTIC, 250V 33UF M 3A...
  • Page 35 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description C773 24105102 CERAMIC CHIP, 25V CH 1000PF J...
  • Page 36 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description C7769 24109103 CERAMIC CHIP, 50V B 10000PF K...
  • Page 37 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description CW17 24214472 CERAMIC DISK CK45 B 500V 4700PF K...
  • Page 38 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description R391 24382561 OXIDE METAL FILM, 1W 560 OHM J...
  • Page 39 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description R629 24011102 CHIP, METAL FILM, 1/20W 1K OHM J...
  • Page 40 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description R909 24366121 CARBON FILM, 1/6W 120 OHM J...
  • Page 41 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description R9615 24366101 CARBON FILM, 1/6W 100 OHM J...
  • Page 42 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description RR75 24011102 CHIP, METAL FILM, 1/20W 1K OHM J...
  • Page 43 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description RW02 24366271 CARBON FILM, 1/6W 270 OHM J...
  • Page 44 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description L7702 23103880 COIL, CHOKE, TEM2011Y...
  • Page 45 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Q750 23000928 IC, SLA4501M...
  • Page 46 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description D421 23118094 DIODE, EU2A...
  • Page 47 Location Location Location Location Location Location Location Location Location Location Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description Parts No. Parts No. Parts No. Parts No. Parts No. Description Description Description Description Description BB82A 23713013 BASE SOCKET 16P 1.5 GJ707 24000824...
  • Page 48 23321398 TUNER, EURO IF ALPS TADF4-003A ACCESSORIES K902 23306435 REMOCON HAND UNIT IR, CTV, CT-90101 Y101A 23565406 OWNER’S MANUAL, ENGLISH, 43VJ13P Y101B 23565407 OWNER’S MANUAL, FRENCH, 43VJ13P Y101C 23565408 OWNER’S MANUAL, GER, 43VJ13P Y101C 23565408 OWNER’S MANUAL, GER, 43VJ13P Y101D 23565409 OWNER’S MANUAL, ITA, 43VJ13P...

  • Page 49: Pc Boards Layout Top View

    PC BOARDS LAYOUT TOP VIEW – 49 –...
  • Page 50 THIS PAGE IS INTENTIONALLY LEFT BLANK. – 50 –...

  • Page 51: Pc Boards Bottom View

    SIGNAL BOARD PD0380A BOTTOM (FOIL) SIDE – 51 – – 52 –...
  • Page 52 MAIN/POWER BOARD PD0384A BOTTOM (FOIL) SIDE – 53 – – 54 –...
  • Page 53 DEF/CONV BOARD PD0381A BOTTOM (FOIL) SIDE – 55 – – 56 –...
  • Page 54 CRT-D RED BOARD PD0383A-1 CRT-D BLUE BOARD PD0383A-3 BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE CRT-D GREEN BOARD PD0383A-2 SVM BOARD PD0383A-4 BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE – 57 – – 58 –...
  • Page 55 FRONT IN BOARD PD0133C-1 BOTTOM (FOIL) SIDE KEY-IND BOARD PD0133C-2 BOTTOM (FOIL) SIDE RMT IN BOARD PD0133C-3 BOTTOM (FOIL) SIDE – 59 –...
  • Page 56 TEXT-P2 BOARD PD0267A BOTTOM (FOIL) SIDE D-CONVER BOARD PD0382A BOTTOM (FOIL) SIDE – 60 –...
  • Page 57 TERMINAL VIEW OF TRANSISTORS 2SD2253 2SC3852 2SC752GTM 2SC752 2SA1788 2SD1763A (old) 2SC2482 2SA562TM 2SC5243 2SC1569 2SA1015 2SC2655 2SC4544 2SC1815 2SC4721P 2SA1788 2SC2878 2SA1306 2SC1740S 2SA1186A 2SC2120 2SA9335 RN2203 2SD1554 ON4409 2SD2253 RN2201 RN2004 2SD1556 RN1203 2SC5143 RN1204 2SD2553 RN2204 RN1205 RN1202 RN1201 –...
  • Page 58 SCHEMATIC DIAGRAM MODEL : 43VJ13P 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 74: Specifications

    SPECIFICATIONS Rated voltage AC 220 V – 240 V, 50/60 Hz Dimensions × × 958 mm 1159 mm 444 mm (Width × Height × Depth) 49.5 kg Mass Type 43 Screen size System Channel CATV Television system Channel (Aerial input) coverage CCIR 2 –...

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