Toshiba 43VR9UM Service Manual
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Toshiba 43VR9UM Service Manual

Toshiba 43VR9UM Service Manual

Vr9pj chassis
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SERVICE MANUAL
COLOUR TELEVISION
43VR9UM
50VR9UM
FILE NO. 040-200313
VR9PJ Chassis
Jul., 2003

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Summary of Contents for Toshiba 43VR9UM

  • Page 1 FILE NO. 040-200313 SERVICE MANUAL COLOUR TELEVISION VR9PJ Chassis 43VR9UM 50VR9UM Jul., 2003...

  • 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 8 o'clock 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 Note: The aim of the above-described adjustment procedure Note: Keep in mind that only the BLUE electric focus is ad- for the Green lens focus is to obtain the best lens focus justed with the black cross-hatch. after 2 - 3 hours of warming up taking into account the focus drift;...
  • Page 8 LOCATION OF SCREEN AND FOCUS VR'S To remove the Speaker grille and Front panel. FOCUS VR's SCREEN VR's Front grille 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 PRECAU- TION" 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: Remove the back board.

  • Page 10: 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, press MENU button on TV set. Remote Control. keep pressing. 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 35) 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 : White...

  • 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” and “OPT1” 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 – 15 –...
  • Page 16 – 16 –...
  • Page 17 Viewpoint of WID (adjustment of horizontal amplitude) ..left and right flags Left side Right side Left flag end Right flag end Adjust the WID data so that the number of register flags on the left and right of Phillips pattern will come to 7 in total when added. Direction of adjustment: Facing to the east –...

  • Page 18: Convergence Adjustment

    CONVERGENCE ADJUSTMENT 1. PICTURE ADJUSTMENT 1-2. Service Mode The adjustment can be done on 7 screens; PAL 100 Hz, PAL 625P, NTSC 525P, 1080i 50 Hz 4:3 or 16:9, 1080i 60 Hz 4:3 or 1-2-1. Outline 16:9. To synchronize correction wave to each frequency, re- Service mode is controlled by software of micro-processor ceive the suitable signal.
  • Page 19 1-2-3. Adjustment menu • Before adjusting convergence, make sure that the main adjustment has been done correctly. • To do the adjustment for each mode of NO.1, 3-8, the suitable signal and picture mode corresponding with each mode are necessary. •...
  • Page 20 2. KEY FUNCTION OF REMOTE CONTROL UNIT 0 key ....Green test pattern ON/OFF b key .... Mode picture change over CALL 8 key ....Cursor down / adjusting point down 2 key ....Cursor up / adjusting point up 6 key ....
  • Page 21 3. Picture a) 100 Hz, 625P 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 22 b) 525P mode (NTSC) 1080i 50 Hz 4:3, 16:9, 1080i 60 Hz 4:3, 16:9 ..Correcting point: Horizontal 8 x Vertical 7 (Arrow marks denote correcting point) The second picture The first picture Data display Cursor (red) Screen center (Blinking) The first picture...
  • Page 23 4. ADJUSTING PICTURE DIMENSION (GREEN PICTURE) 1. 100 Hz, 625P 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 (H span), Dimension B: 36.5mm (V span) 2.
  • Page 24 5. Screen adjustment dimensions 5-1 PAL DFS, Progressive (4:3/Mode) Center CENTER a´ b´ c´ d´ A´ B´ C´ D´ GEOMETRY 1) VERTICAL MODEL a, a' b, b' c, c' d, d' V SPAN 43VR 55.0 164.5 274.0 310.5 36.5 50VR 63.5 191.0 318.0...
  • Page 25 5-3 NTSC Progressive (4:3/Mode) Center CENTER a´ b´ c´ A´ B´ C´ D´ GEOMETRY 1) VERTICAL MODEL a, a' b, b' c, c' V SPAN 43VR 131.0 262.0 306.0 43.7 50VR 151.5 303.0 353.5 50.5 2) HORIZONTAL MODEL A, A' B, B' C, C' D, D'...
  • Page 26 1080I/60, 1080I/50 PICTURE SIZE ADJUSTMENT METHOD : ONLY VS9 SERIES Signal generator: LEADER LT446 Vertical Check Point 1 Horizontal Check Point 1 Horizontal Check Point 2 Vertical Check Point 2 1080I/50Hz horizontal picture size adjustment method The 7.5th left side bar and a screen bezel are in agreement. Horizontal Check Point 1 Horizontal Check Point 2 The 6.5th left side bar and a screen bezel are in agreement.
  • Page 27 6. TELETEXT (P2) CIRCUIT 6-1 OUTLINE TELETEXT circuit extracts several data of input video signal, and decode them to generate display signal. It works as Stand- alone Subsystem. Major feature of TELETEXT circuit is as follows. - Digital Data Slicer of VBI (Vertical Blanking Interval) data - Display 50/60/100/120Hz mode - Display Progressive mode (Only SAA5695HL) - Decode &...
  • Page 28 – 28 –...
  • Page 29 6-3 PART DESCRIPTION QT01 SAA5665HL/SAA5695HL(P2) QT01 works as Sub Micro Computer. It contains CPU(80C51), Data Capture and Display Hardware for Teletext. The block Diagram of SAA5665HL/SAA5695HL(Painter II, P2) is shown in Fig. 6-3-1. SAA5695HL will support the progressive scan mode (under development). Fig.
  • Page 30 7. SUBDATA DESCRIPTION Sub data (Design data) of Teletext circuit is as follow. Their sub data is displayed only at Design mode. 7-1 TEXT Screen Position To adjust TEXT screen by using following subdata - TXTH = Horizontal Position Offset for Teletext screen (1/4 Character/Step) - TXTV = Vertical Position Offset for Teletext screen (1 line/Step) 7-2 H/V Synchronization...
  • Page 31 8-1-2 NAVIGATION MODES To provide faster access by the user to certain pages within the Teletext service a method was included in the Teletext specification for the broadcaster to link pages, so they could be accessed using a single key press. Due to the constraints of how some equipment operated in the field one methods of linking or navigation of these pages were developed and are known as FLOF .
  • Page 32 8-1-3 DATA TRANSMISSION FORMAT Teletext data is transmitted on VBI TV line. Subject to availability, Lines 6 to 22 and 318 to 335 may be used to carry Teletext data packets as shown in Fig. 8-1-3. Fig. 8-1-3 A Teletext data packet occupies one TV line. Each packet starts with a clock run-in and framing code sequence for establishing bit and byte synchronization within the decoder.

  • Page 33: Screen And Mirror Alignments

    SCREEN AND MIRROR ALIGNMENTS ASSEMBLING AND MOUNTING OF FRONT SCREEN * Please refer to MECHANICAL DISASSEMBLY page 30. 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 34: 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 35: Chapter 2 Specific Informations

    CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA SAFETY INSTRUCTIONS 43" 50" HIGH VOLTAGE AT ZERO BEAM: 31.8 kV 31.8 kV MAX HIGH VOLTAGE: 32.5 kV 32.5 kV AC VOLTAGE 110~240 V 110~240 V Table-1 SERVICE MODE ADJUSTING ITEMS AND DATAS IN THE SERVICE MODE: Item Adjustment Reference data...

  • Page 36: Location Of Controls

    LOCATION OF CONTROLS (Representative: 43VR9UM) Front MENU Input source selection POWER switch Remote sensor a (3) Video 3 input terminals Channel position ts Menu Volume – + Menu < > Press to draw out the control box. Headphones jack (ø3.5 mm) Power indicator (red) For private listening, connect headphones.
  • Page 37 Remote Controller CALL i index, initial Power on/Standby CALL (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 EXIT MENU MENU EXIT DVD MENU MENU –...

  • Page 38: 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 39 To preset channels (MFT, AFT) MFT (Manual Fine Tuning) AFT (Automatic Fine Tuning) The adjustments below are not necessary under normal The AFT function automatically corrects slight fluctuations receiving conditions. However, in areas of inferior broadcast when receiving signals. conditions where adjustment is necessary for a better Select the channel you want to fine-tune with the CH picture, perform the MFT.

  • Page 40: Mechanical Disassembly

    MECHANICAL DISASSEMBLY K502 K601 16 SCREWS K501 SCREWS A401 A402 Labels SCREWS A201 SCREWS A172 A203 A171 (CASTER) A241 A101 6 SCREWS A204 – 40 –...

  • Page 41: Chassis And Cabinet Replacement Parts List

    : 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 :43VR9UM, 50VR9UM Location Location Parts No. Description Parts No.
  • Page 42 Location Location Parts No. Description Parts No. Description C448 24073118 ELECTROLYTIC, 160V 33UF M C621 24797100 ELECTROLYTIC, 50V 10UF M C449 24214221 CERAMIC DISC, 500V B 220PF K C622 24591152 PLASTIC FILM, 50V 1500PF J C460 24679330 ELECTROLYTIC, 250V 33UF M 3A C623 24591103 PLASTIC FILM, 50V 0.01UF J...
  • Page 43 Location Location Parts No. Description Parts No. Description C863 24092469 CERAMIC DISC, 2KV B 100PF K C5020 24100104 CERAMIC CHIP, 25V F 0.1UF Z C864 24766229 ELECTROLYTIC, 50V 2.2UF M C5030 24794101 ELECTROLYTIC, 16V 100UF M C865 24503041 PLASTIC FILM , 63V 0.1UF J C7001 24797470 ELECTROLYTIC, 50V 47UF M...
  • Page 44 Location Location Parts No. Description Parts No. Description C7774 24105331 CERAMIC CHIP, 50V CH 330PF J CD05 24590102 PLASTIC FILM, 50V 1000PF J C7779 24105331 CERAMIC CHIP, 50V CH 330PF J CD06 24503045 PLASTIC FILM, 63V 0.22UF J C7780 24436471 CERAMIC DISC, 50V SL 470PF J CD07 24797229...
  • Page 45 Location Location Parts No. Description Parts No. Description CV08 24794101 ELECTROLYTIC, 16V 100UF M R315 24011681 CHIP, METAL FILM, 1/20W 680 OHM J CV09 24092621 CERAMIC CHIP, 10V B 1UF K R316 24011102 CHIP, METAL FILM, 1/20W 1K OHM J CV10 24794100 ELECTROLYTIC, 16V 10UF M...
  • Page 46 CHIP, METAL FILM, 1/20W 1K OHM J R442 24383680 OXIDE METAL FILM, 2W 68 OHM J R597 24011102 CHIP, METAL FILM, 1/20W 1K OHM J (43VR9UM) R601 24011152 CHIP, METAL FILM, 1/20W 1.5K OHM J R443 24988011 METAL FILM, 1/2W 1 OHM J...
  • Page 47 Location Location Parts No. Description Parts No. Description R671 24382820 OXIDE METAL FILM, 1W 82 OHM J R916 24366271 CARBON FILM, 1/6W 270 OHM J R672 24382820 OXIDE METAL FILM, 1W 82 OHM J R918 24366680 CARBON FILM, 1/6W 68 OHM J R673 24011103 CHIP, METAL FILM, 1/20W 10K OHM J...
  • Page 48 Location Location Parts No. Description Parts No. Description R4431 24366102 CARBON FILM, 1/6W 1K OHM J R7118 24872102 CHIP, METAL FILM, 1/16W 1K OHM J R4444 24383102 OXIDE METAL FILM, 2W 1K OHM J R7119 24871100 CHIP, METAL FILM, 1/8W 10 OHM J R4451 24011332 CHIP, METAL FILM, 1/20W 3.3K OHM J...
  • Page 49 CARBON FILM, 1/6W 470 OHM J R7717 24366472 CARBON FILM, 1/6W 4.7K OHM J R7892 24366223 CARBON FILM, 1/6W 22K OHM J (43VR9UM) R7718 24366472 CARBON FILM, 1/6W 4.7K OHM J R7892 24366123 CARBON FILM, 1/6W 12K OHM J (50VR9UM)
  • Page 50 Location Location Parts No. Description Parts No. Description RA73 24011103 CHIP, METAL FILM, 1/20W 10K OHM J RC07 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RA75 24011333 CHIP, METAL FILM, 1/20W 33K OHM J RC08 24011102 CHIP, METAL FILM, 1/20W 1K OHM J RA76 24011103 CHIP, METAL FILM, 1/20W 10K OHM J...
  • Page 51 CHIP, METAL FILM, 1/20W 150 OHM J L441 23233050 COIL, HORIZ LINEARITY, TLN2215AT RV03 24011101 CHIP, METAL FILM, 1/20W 100 OHM J L442 23248259 COIL, CHOKE, TLN3505AF (43VR9UM) RV04 24011101 CHIP, METAL FILM, 1/20W 100 OHM J * L462 23231325 COIL, DEFLECTION YOKE, TDY707PS RV05 24011222 CHIP, METAL FILM, 1/20W 2.2K OHM J...
  • Page 52 Location Location Parts No. Description Parts No. Description L872 23103145 FERRITE CHOKE, TEM2011AA LR23 23103159 FILTER, EMI, TEM2028AA, L873 23103145 FERRITE CHOKE, TEM2011AA 7.5X6.4X8 60MMH 0.5A L874 23103145 FERRITE CHOKE, TEM2011AA LR24 23103146 EMI FILTER, TEM2030AA L875 23103145 FERRITE CHOKE, TEM2011AA LR24 23103159 FILTER, EMI, TEM2028AA,...
  • Page 53 Location Location Parts No. Description Parts No. Description Q372 23205116 TRANSISTOR, 2SC5343UF-Y(B Q778 23314965 TRANSISTOR, KTC3198 Y Q373 23205116 TRANSISTOR, 2SC5343UF-Y(B Q779 23314965 TRANSISTOR, KTC3198 Y Q381 23205014 TRANSISTOR, 2SC4667-O Q780 23314962 TRANSISTOR, KTA1266 Y Q382 23205014 TRANSISTOR, 2SC4667-O Q781 23314965 TRANSISTOR, KTC3198 Y Q400...
  • Page 54 DIODE, ZENER, UDZS10B CXP750010-305S D219 23357172 DIODE, ZENER, UDZS10B QA02 23009330 IC, AT24C64-10PI-2.7 D220 23357172 DIODE, ZENER, UDZS10B QA02 23009649 IC, AT24C64A-10PI (43VR9UM) D221 23357172 DIODE, ZENER, UDZS10B QA02 23009330 IC, AT24C64-10PI-2.7 (50VR9UM) D222 23357172 DIODE, ZENER, UDZS10B QA03 23906946 IC, CM0016AD...
  • Page 55 Location Location Parts No. Description Parts No. Description D580 23115910 DIODE, S5295G D904 23118859 DIODE, 1SS133 D601 23118041 DIODE, MA111 D905 23118859 DIODE, 1SS133 D602 23118041 DIODE, MA111 D906 23357012 DIODE, 1SS244 D603 23118041 DIODE, MA111 D907 23357012 DIODE, 1SS244 D604 23118041 DIODE, MA111...
  • Page 56 Location Location Parts No. Description Parts No. Description DA89 23118538 DIODE, ZENER, RD6.2ESA B2 GJ36 24000445 CHIP JUMPER, 1608TYPE DB01 23358541 DIODE, LED, 4343VRT GJ37 24000445 CHIP JUMPER, 1608TYPE DB02 23358563 DIODE, LED, SLR-56MC3FPQR GJ40 24814103 CERAMIC CHIP, 50V F 0.01UF Z DB03 23358522 DIODE, LED, SIR-56SB3F...
  • Page 57 FERRITE CORE, TFE1013 B9B-EH-F1A Z924 23103840 FERRITE CORE, TFE1013 P922B 23368578 CONNECTOR, PLUG 4P, 2.5MM G JST-EH, ZC01 23148036 MODULE, D-CONVER, MDCC21 (43VR9UM) B4B-EH-F1-TV4 ZC01 23148038 MODULE, D-CONVER, MDCC22 (50VR9UM) P924B 23368580 CONNECTOR, PLUG 6P, 2.5MM G JST-EH, ZY01 23148035...
  • Page 58 23946302 PACKING, PACKING (50VR9UM) A171 23437809 CASTER, CASTER A172 23436768 HANDLE, HANDLE A201 23530640 COVER, FRONT PANEL ASSY (43VR9UM) A201 23530641 COVER, FRONT PANEL ASSY (50VR9UM) A203 23532065 COVER, FRONT COVER ASSY (43VR9UM) A203 23532062 COVER, FRONT COVER ASSY (50VR9UM)

  • Page 59: Pc Boards Bottom View

    SIGNAL BOARD PD1321 (43") SIGNAL BOARD PD1323 (50") BOTTOM (FOIL) SIDE – 59 – – 60 –...
  • Page 60 POWER BOARD PD0957 BOTTOM (FOIL) SIDE – 61 – – 62 –...
  • Page 61 DEF/CONV BOARD PD1316 (43") DEF/CONV BOARD PD1318 (50") BOTTOM (FOIL) SIDE – 63 – – 64 –...
  • Page 62 CRT-D/R BOARD PD1577-1 CRT-D/B BOARD PD1577-3 BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE SVM-G BOARD PD1577-4 BOTTOM (FOIL) SIDE CRT-D/G BOARD PD1577-2 BOTTOM (FOIL) SIDE SVM-R BOARD PD1577-5 BOTTOM (FOIL) SIDE – 65 – – 66 –...
  • Page 63 SVM-B BOARD PD1577-6 BOTTOM (FOIL) SIDE WOW BOARD PD1319 BOTTOM (FOIL) SIDE – 67 –...
  • Page 64 FRONT BOARD PD0954-1 BOTTOM (FOIL) SIDE RMT BOARD PD0954-2 BOTTOM (FOIL) SIDE DPC BOARD PD1332-1 BOTTOM (FOIL) SIDE – 68 –...
  • Page 65 BEP BOARD PD01332-2 BOTTOM (FOIL) SIDE TEXT-P2 BOARD PD0963 BOTTOM (FOIL) SIDE – 69 –...
  • Page 66 THIS PAGE IS INTENTIONALLY LEFT BLANK. – 70 –...

  • Page 67: Terminal View Of Transistors

    TERMINAL VIEW OF TRANSISTORS 2SD2253 2SC3852 2SC752 2SA1788 2SC752GTM (old) 2SD1763A 2SC2482 2SA562TM 2SC1569 2SC5243 2SC2655 2SA1015 2SC4544 2SC4721P 2SC1815 2SA1788 2SC2878 2SA1306 2SC1740S 2SA1186A 2SC2120 2SA9335 RN2203 2SD1554 ON4409 2SD2253 RN2201 RN2004 2SD1556 RN1203 2SC5143 RN1204 2SD2553 2SC5144 RN2204 RN1205 RN1202 RN1201...
  • Page 68 SCHEMATIC DIAGRAM MODEL : 43VR9UM / 50VR9UM 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 69: Circuit Block Diagram

    CIRCUIT BLOCK DIAGRAM AUDIO AUDIO AMP PROCESSOR SPEAKERS CLK,DATA,CS,BUSY,RST Micro Processor TUNER IF MPX with Module TEXT antenna D.CONV Front End HEADPHONE JACK EEP ROM Processor TUNER IF Module TA1318N RGB Processor VIDEO OUT TA1360AN 3D YCS TC90A65F SYNC-AV 3L Comb V-OUT Filter Y Cb Cr...
  • Page 70 43VR9UM MODEL 50VR9UM g 110 – 127, 220 – 240 V 50/60 Hz Rated voltage g 110 – 127, 220 – 240 V 50/60 Hz 260 W 260 W Power consumption 1.4 watts at standby 1.4 watts at standby (at g 220 V, 50 Hz)
  • Page 71 TOSHIBA CORPORATION...

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