Toshiba 38VL14G Service Manual

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All manuals and user guides at all-guides.com
FILE NO. 010-200102
SERVICE MANUAL
COLOUR TELEVISION
F0LP Chassis
38VL14G
PRINTED IN JAPAN May., 2001 T

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Summary of Contents for Toshiba 38VL14G

  • Page 1 All manuals and user guides at all-guides.com FILE NO. 010-200102 SERVICE MANUAL COLOUR TELEVISION F0LP Chassis 38VL14G PRINTED IN JAPAN May., 2001 T...
  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com TABLE OF CONTENTS CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS ............................3 SERVICE MODE ..............................4 DESIGN MODE ................................ 7 ELECTRICAL ADJUSTMENTS ..........................8 SCREEN AND MIRROR ALIGNMENTS ........................ 13 CHAPTER 2 SPECIFIC INFORMATIONS SETTING &...
  • Page 3: Chapter 1 General Adjustments

    All manuals and user guides at all-guides.com CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS SAFETY PRECAUTION WARNING : Service should not be attempted by anyone unfamiliar with the necessary precautions on this receiver. The following are the necessary precautions to be observed before servicing this chassis. 1.
  • Page 4: Service Mode

    All manuals and user guides at all-guides.com 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 (Service mode display)
  • Page 5 All manuals and user guides at all-guides.com 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 &...
  • Page 6 All manuals and user guides at all-guides.com 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.
  • Page 7: Design Mode

    All manuals and user guides at all-guides.com 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)
  • Page 8 All manuals and user guides at all-guides.com – 8 –...
  • Page 9 All manuals and user guides at all-guides.com – 9 –...
  • Page 10 All manuals and user guides at all-guides.com – 10 –...
  • Page 11 All manuals and user guides at all-guides.com – 11 –...
  • Page 12 All manuals and user guides at all-guides.com – 12 –...
  • Page 13: Screen And Mirror Alignments

    All manuals and user guides at all-guides.com SCREEN AND MIRROR ALIGNMENTS ASSEMBLING OF MOUNTING OF FRONT SCREEN FRONT SCREEN Fresnel sheet Lenticular sheet FRONT Lenticular sheet Stick cotton cloth tape Fresnel sheet FRONT Front panel Label with part Label with part number number CLEANING OF LENS AND MIRROR...
  • Page 14: Chapter 2 Specific Informations

    All manuals and user guides at all-guides.com CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA SERVICE MODE ADJUSTING ITEMS AND DATA IN THE SERVICE MODE: Item Name of adjustment Preset Item Name of adjustment Preset NICAM ON LEVEL RDRV R DRIVE BDRV B DRIVE NICAM OFF LEVEL...
  • Page 15: Location Of Controls

    All manuals and user guides at all-guides.com LOCATION OF CONTROLS Front ON-TIMER indicator POWER indicator LAMP POWER switch Remote sensor Behind the door S-VIDEO VIDEO L/MONO MENU EXIT AUDIO EXT3 IN (S-video/video/ RGB IN MENU Programme position ts autio) Volume ts RGB on/off Headphones jack EXIT...
  • Page 16 Sound mute Super woofer on/off VTR/DVD Volume + – VCR (VTR)/DVD functions to operate VTR/DVD your Toshiba VCR or DVD. turns on or off stops a tape or disk plays a tape or disk pauses playback fast forwords a video tape...
  • Page 17: Programming Channel Memory

    All manuals and user guides at all-guides.com PROGRAMMING CHANNEL MEMORY Auto tuning Manual tuning Press the MENU button and press the > (or <) but- Before using Auto tune it is important that you se- lect your desired system i.e. B/G for Continental ton to select the SET UP menu.
  • Page 18 All manuals and user guides at all-guides.com THIS PAGE IS INTENTIONALLY LEFT BLANK. – 18 –...
  • Page 19: Circuit Block Diagram

    All manuals and user guides at all-guides.com CIRCUIT BLOCK DIAGRAM – 19 – – 20 –...
  • Page 20: Mechanical Disassembly

    All manuals and user guides at all-guides.com MECHANICAL DISASSEMBLY Rear SCREW 11pcs KK20 Holder 3pcs A401 B205 SCREWS SCREW A364 A201 A402 KK52 (B205) KK53 B207 Shild SCREW 3pcs A202 SCREW 2pcs SCREW 4pcs A263 QK01 A262 A282 A266 (A271) A264 K903 Front SCREW...
  • Page 21: 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. Models : 38VL14G Capacitors ..... CD Ceramic Disk : Plastic Film : Electrolytic Resistors ....
  • Page 22 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description Chip, 0.1?F, ±10%, 16V C564 24092730 C719 24100103 Chip, 0.01?F, +80%, -20% Chip, 0.022?F, ±10% C565 24092733 C720 24100103 Chip, 0.01?F, +80%, -20% EL, 2.2?F, ±20%, 50V C566 24797229 C721...
  • Page 23 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description EL, 820?F, ±20%, 25V C837 24617006 C923 24105220 Chip, 22pF C839 24591104 PF, 0.1?F C924 24105331 Chip, 330pF C840 24567224 PF, 0.22?F C925 24105470 Chip, 47pF EL, 100?F, ±20%, 16V C842 24073038...
  • Page 24 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description EL, 33?F, ±20%, 25V C9612 24100104 Chip, 0.1?F, +80%, -20%, 25V C9719 24204330 C9613 24100103 Chip, 0.01?F, +80%, -20% C9720 24100104 Chip, 0.1?F, +80%, -20%, 25V EL, 33?F, ±20%, 25V C9614 24204330...
  • Page 25 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description EL, 2.2?F, ±20%, 50V CA69 24100103 Chip, 0.01?F, +80%, -20% CS09 24797229 EL, 47?F, ±20%, 50V EL, 2.2?F, ±20%, 50V CA117 24669470 CS10 24797229 CD, 1000pF, ±10% CB02 24108101 Chip, 100pF...
  • Page 26 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description CX108 24092538 Chip, 1?F, +80%, -20%, 10V CX335 24100104 Chip, 0.1?F, +80%, -20%, 25V EL, 10?F, ±20%, 16V CX109 24203100 CX336 24100104 Chip, 0.1?F, +80%, -20%, 25V CX115 24092538 Chip, 1?F, +80%, -20%, 10V...
  • Page 27 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description CX611 24092538 Chip, 1?F, +80%, -20%, 10V CZ35 24473270 CD, 27pF CD, 10pF, ±0.25pF, CH CX612 24108120 Chip, 12pF CZ45 24353100 CX613 24108120 Chip, 12pF RESISTORS RESISTORS CX614...
  • Page 28 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description R532 24872101 Chip, 100 ohm, 1/16W R613 24872331 Chip, 330 ohm, 1/16W R533 24872222 Chip, 2200 ohm, 1/16W R620 24381122 OMF, 1200 ohm, 1/2W R534 24872222 Chip, 2200 ohm, 1/16W R621...
  • Page 29 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description R746 24872101 Chip, 100 ohm, 1/16W R862 24381220 OMF, 22 ohm, 1/2W R747 24872560 Chip, 56 ohm, 1/16W R864 24552102 OMF, 1k ohm, 1/2W R748 24872330 Chip, 33 ohm, 1/16W R865...
  • Page 30 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description R953 24872682 Chip, 6800 ohm, 1/16W R9143 24000824 Chip, Jumper, 2125 type R954 24872272 Chip, 2700 ohm, 1/16W R9144 24000824 Chip, Jumper, 2125 type R955 24872272 Chip, 2700 ohm, 1/16W R9145...
  • Page 31 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description R9675 24872101 Chip, 100 ohm, 1/16W R9766 24872203 Chip, 20k ohm, 1/16W R9676 24872101 Chip, 100 ohm, 1/16W R9767 24872203 Chip, 20k ohm, 1/16W R9691 24000824 Chip, Jumper, 2125 type R9768...
  • Page 32 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description R9850 24872332 Chip, 3300 ohm, 1/16W R9986 24872101 Chip, 100 ohm, 1/16W R9851 24872220 Chip, 22 ohm, 1/16W R9987 24872101 Chip, 100 ohm, 1/16W R9852 24872332 Chip, 3300 ohm, 1/16W R9988...
  • Page 33 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description RA80 24872102 Chip, 1k ohm, 1/16W RE20 24872102 Chip, 1k ohm, 1/16W RA100 24366333 CF, 33k ohm RG01 24366333 CF, 33k ohm RA101 24872333 Chip, 33k ohm, 1/16W RG02 24366333 CF, 33k ohm...
  • Page 34 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description RT04 24872102 Chip, 1k ohm, 1/16W RX121 24872102 Chip, 1k ohm, 1/16W RT05 24872100 Chip, 10 ohm, 1/16W RX122 24872683 Chip, 68k ohm, 1/16W RT09 24872332 Chip, 3300 ohm, 1/16W RX123...
  • Page 35 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description RX336 24872273 Chip, 27k ohm, 1/16W RX533 24872821 Chip, 820 ohm, 1/16W RX337 24872123 Chip, 12k ohm, 1/16W RX534 24871331 Chip, 330 ohm, 1/8W RX338 24000824 Chip, Jumper, 2125 type RX535...
  • Page 36 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description RZ20 24366101 CF, 100 ohm L801 23217479 Transformer, Choke, RZ29 24366331 CF, 330 ohm TPW2029AZ RZ30 24366331 CF, 330 ohm L820 23222694 Coil, Width, TLN2026 L830 23248157 Coil, Choke, TLN3433AD...
  • Page 37 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description L949 23103822 Chip (Ferrite Bead), TEM2117T LX161 23103825 Chip (Ferrite Bead), L950 23103822 Chip (Ferrite Bead), TEM2117T TEM2118M L951 23103822 Chip (Ferrite Bead), TEM2117T LX201 23103828 Chip (Ferrite Bead), L954...
  • Page 38 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description LZ11 70131060 Beze Filter, ZBF253D-00 Q702 B01B2838 IC, TC190G06AF * T801 23211726 Line Filter, TRF3229AQ Q703 70119743 IC, PST523D * T802 23211734 Line Filter, TRF3234AQ Q704 70128276 IC, TC74HC10AF...
  • Page 39 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description Q930 A6335470 Transistor, 2SC2712-Y Q9824 A6546370 Transistor, 2SA1298-Y Q931 A6335470 Transistor, 2SC2712-Y Q9825 A6546370 Transistor, 2SA1298-Y Q932 A6335470 Transistor, 2SC2712-Y Q9826 A6546370 Transistor, 2SA1298-Y Q933 A6335470 Transistor, 2SC2712-Y Q9827...
  • Page 40 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description QB04 A6546370 Transistor, 2SA1298-Y QX541 A6335470 Transistor, 2SC2712-Y QB05 A6546370 Transistor, 2SA1298-Y QX542 A6335470 Transistor, 2SC2712-Y QB81 A6546370 Transistor, 2SA1298-Y QX605 23905103 IC, TC74VHCU04F QB82 A6546370 Transistor, 2SA1298-Y QX606...
  • Page 41 Switch, Push, 1C1P AT03 23588265 Battery Cover SA108 23145227 Switch, Push, 1C1P Y101A 23565292 Owner’s Manual, SA109 23344443 Switch, Tacting English/German, 38VL14G * SR82 23146564 Relay, DC12V Y101B 23565293 Owner’s Manual, UB01 23122393 Ballast, Power French/Spanish, 38VL14G V701 23311843 Lamp, SSMR100-FK...
  • Page 42 All manuals and user guides at all-guides.com Location Location Part No. Description Part No. Description CABINET PARTS CABINET PARTS CABINET PARTS CABINET PARTS CABINET PARTS A201 23540666 Bezel A202 23433189 Front Plate A261 23430802 Optical Engine, Lamp Box A262 23430803 Optical Engine, Lamp Holder A271 23430800...
  • Page 43: Pc Boards Layout Top View

    All manuals and user guides at all-guides.com PC BOARDS LAYOUT TOP VIEW – 45 –...
  • Page 44 All manuals and user guides at all-guides.com THIS PAGE IS INTENTIONALLY LEFT BLANK. – 46 –...
  • Page 45 All manuals and user guides at all-guides.com SIGNAL BOARD PB0165-1 BOTTOM (FOIL) SIDE – 47 – – 48 –...
  • Page 46 All manuals and user guides at all-guides.com POWER BOARD PB9869B BOTTOM (FOIL) SIDE – 49 – – 50 –...
  • Page 47 All manuals and user guides at all-guides.com BACK A/V BOARD PD0166 BOTTOM (FOIL) SIDE – 51 –...
  • Page 48 All manuals and user guides at all-guides.com UP-CON BOARD PB9860 BOTTOM (FOIL) SIDE – 52 –...
  • Page 49 All manuals and user guides at all-guides.com RMT BOARD PD0165-2 SHUT-SW BOARD PD0165-3 BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE RGB-DRIVE BOARD PD9861B BOTTOM (FOIL) SIDE – 53 –...
  • Page 50: Terminal View Of Transistors

    All manuals and user guides at all-guides.com TERMINAL VIEW OF TRANSISTORS 2SC3852 2SD2253 2SC752GTM 2SC752 2SA1788 (old) 2SD1763A 2SC2482 2SA562TM 2SC5243 2SC1569 2SA1015 2SC2655 2SC4544 2SC1815 2SC4721P 2SA1788 2SC2878 2SA1306 2SC1740S 2SA1186A 2SC2120 2SA9335 ON4409 2SD1554 RN2203 RN2201 2SD2253 RN2004 2SD1556 RN1203 2SC5143...
  • Page 51 All manuals and user guides at all-guides.com MEMO ..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................– 55 –...
  • Page 52 All manuals and user guides at all-guides.com MEMO ..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................– 56 –...
  • Page 53: Specifications

    All manuals and user guides at all-guides.com SPECIFICATIONS Rated voltage AC 110 V – 240 V, 50/60 Hz Power consumption 190 W (at AC 230 V, 50 Hz) Dimensions 836 mm × 797 mm × 480 mm (Width × Height × Depth) Mass 25.0 kg Screen size...
  • Page 54 All manuals and user guides at all-guides.com TOSHIBA CORPORATION 1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...

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