Toshiba 29SH9UH Service Manual
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Toshiba 29SH9UH Service Manual

Toshiba 29SH9UH Service Manual

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SERVICE MANUAL
Color Television
29SH9UH
34SH9UH
FILE NO. 010-200317
F2DS Chassis
Jan., 2004

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Summary of Contents for Toshiba 29SH9UH

  • Page 1 FILE NO. 010-200317 SERVICE MANUAL Color Television F2DS Chassis 29SH9UH 34SH9UH Jan., 2004...

  • 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 ..............................12 CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA ..........................13 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 hazardous 2. The only source of X-RAY RADIATION in this TV receiver 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 (FOR FLAT TUBE) 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 (or SOUND MUTE) (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 13) 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”, “OPT1”, “OPT2”...

  • 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.

  • Page 12: 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 13: Chapter 2 Specific Informations

    CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA SAFETY INSTRUCTIONS 29" 34" HIGH VOLTAGE AT ZERO BEAM: 32.8 kV 33.2 kV MAX HIGH VOLTAGE: 33.0 kV 35.0 kV AC VOLTAGE 110~240 V 110~240 V Table-1 SERVICE MODE ADJUSTING ITEMS AND DATAS IN THE SERVICE MODE: Item Name of adjustment Preset...

  • Page 14: Location Of Controls

    LOCATION OF CONTROLS Front ON-TIMER indicator POWER switch POWER indicator Remote sensor Input source selection Behind the door L/MONO VIDEO AUDIO S-VIDEO MENU Channel position t s Headphones jacks Menu a (3) Video 3 input MENU (ø3.5 mm) – – + terminals Volume L Main sound...

  • Page 15: Remote Control

    Remote Control CALL Power on/Standby CALL (For Toshiba TV/VCR/DVD only) Number buttons (0-9) Input source selection 1 or 2 digit channel selection (A 1 – A 4) Selectable sound Selectable picture EXIT MENU EXIT MENU MENU – + • Volume <...

  • Page 16: Programming Channel Memory

    PROGRAMMING CHANNEL MEMORY • First, use the ASM (Automatic Search Memory) function to preset all the active channels in your area automatically. Then, arrange the preset channels with the SEARCH, SKIP functions, MFT (Manual Fine Tuning) so that you can tune into only desired channels.
  • Page 17 • After presetting the channels, you may skip unnecessary position numbers so that only the channels you want to watch are selected. To preset channels (SKIP, MFT) To preset channels (AFT, ANT ATT) To skip unnecessary position number AFT (Automatic Fine Tuning) The AFT function automatically corrects slight fluctuations Select the position number to be skipped with the CH when receiving signals.

  • Page 18: Chassis And Cabinet Replacement Parts List

    PLASTIC FILM, 400V 0.047UF J (29SH9UH) C313 24082057 PLASTIC FILM, 100V 0.22UF J C439 24503126 PLASTIC FILM, 400V 0.082UF (34SH9UH) C315 24212102 CERAMIC DISC, 50V B 1000PF K (29SH9UH) C442 24503251 PLASTIC FILM, 400V 0.18UF J (29SH9UH) C316 24795471 ELECTROLYTIC, 25V 470UF M C442 24503192 PLASTIC FILM, 400V 0.15UF J (34SH9UH)
  • Page 19 C475 24214102 CERAMIC DISC, 500V B 1000PF K C615 24073094 ELECTROLYTIC, 50V 1000UF M 3A C476 24082637 PLASTIC FILM, 400V 0.1UF J (29SH9UH) C616 24503042 PLASTIC FILM, 63V 0.12UF J C476 24829273 PLASTIC FILM, 400V 0.027UF J (34SH9UH) C620 24073084 ELECTROLYTIC, 50V 4.7UF M 3A...
  • Page 20 Location Location Parts No. Description Parts No. Description C853 24591563 PLASTIC FILM, 50V 0.056UF J C4464 24797010 ELECTROLYTIC, 50V 1UF M C855 24214222 CERAMIC DISC, 500V B 2200PF K C5020 24100104 CERAMIC CHIP, 25V F 0.1UF Z C856 24212102 CERAMIC DISC, 50V B 1000PF K C5030 24794101 ELECTROLYTIC, 16V 100UF M...
  • Page 21 24011562 CHIP, METAL FILM, 1/20W 5.6K OHM J CS24 24797229 ELECTROLYTIC, 50V 2.2UF M R218 24366273 CARBON FILM, 1/6W 27K OHM J (29SH9UH) CV02 24092621 CERAMIC CHIP, 10V B 1UF K R218 24366223 CARBON FILM, 1/6W 22K OHM J (34SH9UH)
  • Page 22 OXIDE METAL FILM, 1/2W 1 OHM J R423 24366223 CARBON FILM, 1/6W 22K OHM J R305 24322109 OXIDE METAL FILM, 1W 1 OHM J (29SH9UH) R424 24366223 CARBON FILM, 1/6W 22K OHM J R305 24322828 OXIDE METAL FILM, 1W 0.82 OHM J...
  • Page 23 Location Location Parts No. Description Parts No. Description R499 24322109 OXIDE METAL FILM, 1W 1 OHM J R745 24366122 CARBON FILM, 1/6W 1.2K OHM J R513 24011103 CHIP, METAL FILM, 1/20W 10K OHM J * R801 24009954 METAL FILN, 1/2W 2.2M OHM J R514 24000445 CHIP JUMPER, 1608TYPE...
  • Page 24 CHIP, METAL FILM, 1/20W 1K OHM J R4462 24011562 CHIP, METAL FILM, 1/20W 5.6K OHM J RA79 24011103 CHIP, METAL FILM, 1/20W 10K OHM J (29SH9UH) RA81 24011102 CHIP, METAL FILM, 1/20W 1K OHM J R4462 24011512 CHIP, METAL FILM, 1/20W 5.1K OHM J...
  • Page 25 Location Location Parts No. Description Parts No. Description RA85 24011471 CHIP, METAL FILM, 1/20W 470 OHM J RC07 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RA86 24011470 CHIP, METAL FILM, 1/20W 47 OHM J RC08 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RA87 24366223 CARBON FILM, 1/6W 22K OHM J...
  • Page 26 24011102 CHIP, METAL FILM, 1/20W 1K OHM J (34SH9UH) RV31 24011472 CHIP, METAL FILM, 1/20W 4.7K OHM J L442 23248302 COIL, CHOKE, TLN3521GH (29SH9UH) RV32 24011472 CHIP, METAL FILM, 1/20W 4.7K OHM J L442 23248196 COIL, CHOKE, TLN3457AD (34SH9UH) RV33...
  • Page 27 Location Location Parts No. Description Parts No. Description L462C 23199746 CONVER CONTROL BOARD, XH (29SH9UH) LR24 23103159 FILTER, EMI, TEM2028AA, 7.5X6.4X8 L462C 23993080 METAL SHEET, CONVER REVISION, 60MMH 0.5A TCCMXH01K (34SH9UH) LR25 23103146 EMI FILTER, TEM2030AA L462D 23993696 BOARD, CORRECTION (29SH9UH)
  • Page 28 Location Location Parts No. Description Parts No. Description Q411 23314204 TRANSISTOR, 2SC2412K,Q Q807 23114433 TRANSISTOR, 2SC1815-Y Q418 23314141 TRANSISTOR, 2SC3852 Q820 23314141 TRANSISTOR, 2SC3852 Q418B 70391356 SCREW, BITTB3X10 SZN Q820B 70391356 SCREW, BITTB3X10 SZN Q420 23114433 TRANSISTOR, 2SC1815-Y Q821 23114433 TRANSISTOR, 2SC1815-Y Q420 23314141...
  • Page 29 DIODE, ZENER, MTZJ5.6B QY604 23114623 TRANSISTOR, 2SC2878-A(TEM D804 23316725 DIODE, ZENER, MTZJ15B QY605 23114425 TRANSISTOR, 2SA1015-Y(TE D805 23357012 DIODE, 1SS244 QY606 23114478 TRANSISTOR, RN2004 (29SH9UH) D806 23316472 DIODE, RGP10J D101 23316755 DIODE, ZENER, MTZJ33C D807 23316746 DIODE, ZENER, MTZJ27B D120 23316675 DIODE, ZENER, MTZJ6.2B...
  • Page 30 23357012 DIODE, 1SS244 F803A 23165433 FUSE HOLDER, 5.2 SOC D917 23357012 DIODE, 1SS244 G306 24366562 CARBON FILM, 1/6W 5.6K OHM J (29SH9UH) D918 23357012 DIODE, 1SS244 G337 24366432 CARBON FILM, 1/6W 4.3K OHM J (29SH9UH) D919 23357012 DIODE, 1SS244 G337...
  • Page 31 V901M 23102465 CONVERGENCE MAGNET, 32.5D4 LEAD, B3B-EH-F1-TV4 MAG-1108 (34SH9UH) P704A 23368578 CONNECTOR, PLUG 4P, 2.5MM G JST-EH, V901M 23102523 MAGNET, PC, MAG-1122 (29SH9UH) B4B-EH-F1-TV4 W661 23351145 SPEAKER, SPK1402, 80X120 8-OHM 12W P704B 23368578 CONNECTOR, PLUG 4P, 2.5MM G JST-EH, W662...
  • Page 32 Parts No. Description U901 75000300 POWER BOARD, PD0778A U902 75000301 SUB POW BOARD, PD0779A U903 75000618 DEF BOARD, PD0781G1 (29SH9UH) U903 75000635 DEF BOARD, PD0781H1 (34SH9UH) U904 75000302 E-W/V-OUT BOARD, PD0780A (29SH9UH) U904 75000340 E&W/V OUT BOARD, PD0780B (34SH9UH) U905...

  • Page 33: Pc Boards Bottom View

    SIGNAL BOARD PD0777 BOTTOM (FOIL) SIDE – 33 – – 34 –...
  • Page 34 POWER BOARD PD0778A BOTTOM (FOIL) SIDE – 35 – – 36 –...
  • Page 35 DEF BOARD PD0781 BOTTOM (FOIL) SIDE – 37 – – 38 –...
  • Page 36 CONTROL BOARD PD1365F-1 LED BOARD PD1365F-2 BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE SUB POWER BOARD PD0779A SRS WOW BOARD PD0785A BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE – 39 – – 40 –...
  • Page 37 CRTD/VM BOARD PD1451 BOTTOM (FOIL) SIDE – 41 –...
  • Page 38 E&W/V OUT BOARD PD0780 BOTTOM (FOIL) SIDE – 42 –...
  • Page 39 BEP BOARD PD0783A BOTTOM (FOIL) SIDE – 43 –...
  • Page 40 THIS PAGE IS INTENTIONALLY LEFT BLANK. – 44 –...
  • Page 41 TERMINAL VIEW OF TRANSISTORS 2SD2253 2SC3852 2SC752GTM 2SC752 2SA1788 (old) 2SD1763A 2SA562TM 2SC2482 2SC5243 2SC1569 2SC2655 2SA1015 2SC4544 2SC4721P 2SC1815 2SA1788 2SC2878 2SA1306 2SC1740S 2SA1186A 2SC2120 2SA9335 ON4409 RN2203 2SD1554 RN2201 2SD2253 2SD1556 RN2004 RN1203 2SC5143 RN1204 2SD2553 RN2204 2SC5570 RN1205 RN1202 RN1201...

  • Page 42: Schematic Diagram

    SCHEMATIC DIAGRAM MODEL : 29SH9UH / 34SH9UH 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.
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  • Page 45: Terminal View Of Transistors

    SPECIFICATIONS MODEL 29SH9UH 34SH9UH Rated voltage g 110 – 240 V, 50/60 Hz Power consumption 220 W 220 W (at g 220 V, 50 Hz) Dimensions 733 mm x 493 mm x 601 mm 829 mm x 556 mm x 689 mm...
  • Page 46 TOSHIBA CORPORATION 1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...

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