Toshiba 14C3E1 Service Manual
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Toshiba 14C3E1 Service Manual

Toshiba 14C3E1 Service Manual

S5er series
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SERVICE MANUAL

Color Television
Color Television
The above models are classified as green products (*1), as indicated by the underlined serial numbers.
This Service Manual describes replacement parts for green products. When repairing these green product(s), use
the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.
© TOSHIBA SINGAPORE PTE LTD
FILE NO. 060-200568GR
14C3E1
14C3ES1
14C3T1
14C2E1
Published in Singapore, December 2005 GREEN
S5ER series

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Summary of Contents for Toshiba 14C3E1

  • Page 1: Service Manual

    This Service Manual describes replacement parts for green products. When repairing these green product(s), use the part(s) described in this manual and lead-free solder (*2). For (*1) and (*2), see the next page. © TOSHIBA SINGAPORE PTE LTD Published in Singapore, December 2005 GREEN...

  • Page 2: Table Of Contents

    In line with this, Toshiba proactively promotes Green Procurement, and seeks to purchase and use products, parts and materials that have low environmental impacts.

  • 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 THIS MANUAL. SET-UP ADJUSTMENT R 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 CONVERGENCE ADJUSTMENTS R CIRCUMFERENCE CONVERGENCE ADJUSTMENT NOTE: Before attempting any convergence adjustments, the 1. Loosen the clamping screw of deflection yoke slightly to receiver should be operated for at least fifteen allow the yoke to tilt. minutes. 2. Temporarily put a wedge as shown in figure 1. (Do not remove cover paper on adhesive part of the wedge.) R CENTER CONVERGENCE ADJUSTMENT 3.

  • 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 (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. <SELF CHECK>...

  • Page 9: Design Mode

    DESIGN MODE 1. ENTERING TO DESIGN MODE 1) Select the Service mode. 2) While pressing o(or CALL) button on the 3) Press MENU button on TV. (See page 6) remote controller and press MENU button on TV. ITEM Press DATA Press (Design mode) (Adjustment mode)

  • 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 a button on the remote controller until the black cross-bar pattern appears on the screen. 3. Adjust the FOCUS control (on T461) for well defined scanning lines on the picture screen.
  • Page 11 ITEM ADJUSTMENT PROCEDURE WHITE BALANCE 1. Set Contrast to 40, and brightness to +20 by picture control. ADJUSTMENT 2. Set the TV in service mode, and get the inside W/B adjusting signal with a button. 3. Select RCUT, GCUT and BCUT with CH s/t buttons, to set individual values to •...

  • 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 14" HIGH VOLTAGE AT ZERO BEAM: 24.5 kV MAX HIGH VOLTAGE: 25.0 kV AC VOLTAGE 110-240 V Table-1 SERVICE MODE ADJUSTING ITEMS AND DATAS IN THE SERVICE MODE: Item Adjustment Reference data Data ←...

  • Page 14: Names And Functions Of Controls

    NAMES AND FUNCTIONS OF CONTROLS TV Front and Remote control For 14C3E1, 14C3ES1, 14C3T1, 14C2E1 models " L/MONO * The AUDIO R jack is not available for 14C2E1. Remote Control Power on/standby Main power on/off Power indicator (red) Sound Mute, press again or ; –/+ to restore the sound.

  • Page 15: Programming Channel Memory

    PROGRAMMING CHANNEL MEMORY Preset the channels automatically Press MENU and then ; -/+ to highlight the “ TUNING” icon. (ASM function) Use remote control for this operation. The buttons on the TV TUN I NG with similar name may also be use. [ —...
  • Page 16 To skip a position number Auto fine tuning (AFT) After presetting the channels, you may skip unnecessary If the signal frequency is unstable due to environmental position numbers so that only the channels you want to watch conditions, use auto fine tuning. are selected using CH s/t.

  • Page 17: Procedures To Set Hotel Mode

    PROCEDURES TO SET HOTEL MODE 1. Set the Channel Programs which you want the Customer to watch. Use ASM (see page 15) or SEARCH (see page 15) to select the programs. Choice the position you want the programs to be stored in TUNING menu. Save the programs by MEMORY operation in TUNING menu (see page 15).

  • Page 18: 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: 14C3E1/14C3ES1/14C3T1/14C2E1 Capacitors ..CD Ceramic Disk Plastic Film Electrolytic Resistors ....
  • Page 19 Location Parts No. Description Location Parts No. Description z C897 C484 #3 76590104 CERAMIC DISC, 50V 0.1UF J 76166010 CERA CAP E 250V222M #4 76591104 PLASTIC FILM, 50V 0.1UF J C899 76503045 PLASTIC FILM, 63V 0.22UF J C485 #1 76591104 PLASTIC FILM, 50V 0.1UF J C902 76092347...
  • Page 20 Location Parts No. Description Location Parts No. Description GJ29 #4 76000445 CHIP JUMPER, 1608TYPE R127 #3 76011103 CHIP, 1/20W 10K OHM J GJ30 76000445 CHIP JUMPER, 1608TYPE R128 #3 76011103 CHIP, 1/20W 10K OHM J GL431 76000445 CHIP JUMPER, 1608TYPE R129 #3 76011102 CHIP, 1/20W 1K OHM J...
  • Page 21 Location Parts No. Description Location Parts No. Description R491 76011103 CHIP, 1/20W 10K OHM J RA71 76367163 CARBON FILM, 1/6W 16K OHM G R603 76011103 CHIP, 1/20W 10K OHM J RA72 76367113 CARBON FILM, 1/2W 11K OHM J R611 76011223 CHIP, 1/20W 22K OHM J RA73 76367562...
  • Page 22 Location Parts No. Description Location Parts No. Description L864 23103308 FERRITE CORE, TEM2011AO, 3.5X4.5 D873 23357697 DIODE, 1SS133 L883 23103311 FERRITR CHOKE, TEM2014AO, 3.5X5X2 D874 23357697 DIODE, 1SS133 L884 23248422 COIL, CHOKE, TLN3142AC D876 #1 23357638 DIODE, ZENER, RD5.6ESA B2 L888 #1 23289985 COIL, PEAKING, TRF4100AF...
  • Page 23 Location Parts No. Description Location Parts No. Description F801A 23165469 FUSE HOLDER, 5.2 DFH-001 #2 23943846 BAG, POLY J601A 23171404 WIRE, PVC, SOLDER-PLATED 300V 7 16 GRN #4 23943846 BAG, POLY J602B 23171404 WIRE, PVC, SOLDER-PLATED 300V 7 16 GRN Y126 #1 23124100 ANTENNA, ROD, 2-52245 CA 700MM...

  • Page 24: Pc Boards Bottom View

    SPECIFIC INFORMATIONS SCHEMATIC DIAGRAM MODEL : 14C3E1/14C3ES1/14C3T1/14C2E1 WARNING: BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY radiation precaution”, “SAFETY PRECAUSTION” 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 26: Terminal View Of Transistors

    SCHEMATIC DIAGRAM MODEL : 14C3E1/14C3ES1/14C3T1/14C2E1 (1/2) U902 MAIN B M501 P107 5P 2.5mm plug TLA0011 PLUG 5P U901 CRT DRIVE BOARD TLA0038 TLA0037 TLA0036 TLA0035 TLA0034 G219 SHORT TLA0012 TLA0013 TLA0014 TLA0015 +5V-2 D102 KETSU MULIT ONLY H 0 0 1 R904 4.7k...
  • Page 27 U902 MAIN B M501 P107 5P 2.5mm plug TLA0011 PLUG 5P TLA0038 TLA0037 TLA0036 TLA0035 TLA0034 G219 SHORT TLA0012 TLA0013 TLA0014 TLA0015 D102 KETSU DA14 QA02 OPEN AT24C08 AT24D08-10PC DA13 RA62 OPEN TLC001 TLC002 TLC003 RA61 DA11 OPEN TLC004 TLC005 CA68 D223 RA89...
  • Page 28 SCHEMATIC DIAGRAM MODEL : 14 +5V-2 MULIT ONLY H 0 0 1 R113 TLC011 TLC012 C150 R116 Z130 D150 PRE AMP 10 PIN MULTI LA05 TLC019 TLC013 TLC014 TLC015 TLC016 TLC017 TLC018 TLC020 5PIN MULTI/THAI R114 C106 4PIN TAIWAN 35V4.7u R102 R101 CC01...
  • Page 29 14C3E1/14C3ES1/14C3T1/14C2E1 (1/2) U901 CRT Q108 RV12 CV10 RV11 10V470u 1/6P180 +5V-2 RV13 QV10 Monitor out KTA1266Y RS02 CS02 Monitor L 16V10 GR01 6P JACK PV01 RS03 1000p QS01 TLA0016 CS04 AUDIO (R) CS03 TLA0017 KETSU KTC2875B TLA0018 CS11 Monitor R...
  • Page 30 RT DRIVE BOARD R904 4.7k R905 Q901 2SC2482 G904 R960 2SC4722M KETSU 2R18k TLA0079 R901 R914 D904 1/2R1.2K MA111 TLA0081 1SS355 R902 R915 1/2R1.2K R903 V901 1/2R1.2K G941 R917 SHORT C904 R961 2R18k TLA0080 Q903 G905 2SC2482 KETSU 2SC4722M C902 R921 D905 2KV1000u...
  • Page 31 R662 L661 25V470u TLA0004 1/2R220 TLA0005 R631 L662 TLA0006 25V470u P661 TLA0007 R663 C616 TLA0008 JACK TLA0009 1/2R220 LZ02 GJ17 TLA0010 C672 C674 C671 KETSU KETSU KETSU C673 R634 SOUND VCC SOUND GND POWER MUTE...
  • Page 32 C689 C669 C688 R624 R630 0.01 C682 0.01 R631 C632 1.5k 0.47u B1000p C657 C679 R680 16V22u GJ24 4.7u R666 2.2M R623 KETSU R637 C637 KETSU KETSU C635 2.2u C680 TLA0067 50V100 R633 C636 1.5k B1000p RESET +12V SOUND Vcc SOUND GND POWER MUTE +32V...
  • Page 33 C677 OPEN Z130 C657 C678 6V22u TLC029 C675 8200p C676 TLC030 TLC031 CS23 RS15 OPEN CS25 SAW FILTER 8200p 16V 10u 16V 10u SHORT CS24 CS26 C684 OPEN OPEN (R1) TSF6380Y TLA0067 B2200p RS07 RS16 SHORT SHORT (R2) OFWK626 (R3) F816KPL +5V-1 +5V-1 TSF1248P (4 P...
  • Page 34 47pF KETSU 0.22u 39.5M(TCF1107) 30.0M(TCF1120) 2.7K 0.01u 1.2u SHORT 0.01u KETSU KETSU SHORT KETSU KETSU KETSU KETSU KETSU 1.2K KETSU 0.47u 0.01u KETSU KETSU SHORT 47.3M(TCF1121AM) 4.7K 1.2u SHORT 2200p 0.82 KETSU 0.22u KETSU KETSU KETSU 2.2K 14C3E1/14C3ES1/14C3T1/14C2E1 MAIN/CRT DRIVE...
  • Page 35 SCHEMATIC DIAGRAM MODEL : 14C3E1/14C3ES1/14C3T1/14C2E1 (2/2) POW/DEF 15' FLAT R920 1W 4.9 1W 4.7 1W 4.3 1W 5.1 R416 5W 1.8K 5W 1.8K 5W 1.8K 5W 1.8K C417 500V 1000PF 500V 1000PF 500V 1000PF 500V 1000PF C440(R1) 1500V 7200PF 1500V 1000PF...
  • Page 36 POW/DEF 15' FLAT R920 1W 4.9 1W 4.7 1W 4.3 1W 5.1 R416 5W 1.8K 5W 1.8K 5W 1.8K 5W 1.8K C417 500V 1000PF 500V 1000PF 500V 1000PF 500V 1000PF C440(R1) 1500V 7200PF 1500V 1000PF 1500V 9800PF 1500V 6000PF C440(R2) 1500V 6200PF C440(R3) 1500V 6000PF...
  • Page 37 SCHEMATIC DIAGRAM MODEL : 14 U902 MAIN B POWER CORD EAST EUROPE 250V 2.5A CEE-FL ASIA/ 250V 2.5A CEE P493 P494 P495 M.E / KUWAIT 250V 10A UK/HK/PSB HONG KONG OCEANIA 250V 7.5A SAA THAILAND 250V 6.0A TISI TAIWAN 125V 7A G104 SHORT M804...
  • Page 38 14C3E1/14C3ES1/14C3T1/14C2E1 (2/2) R156 1W15K P610 P497 CLAMP C314 M1500P Q819 R817 KTC4075Y-RTK 1/6W330 +12V D818 RD13ESAB3 RD13C...
  • Page 39 +5V-2 HEAT SINK Q301A Q301 AN5522 or LA78040N Q422A Q422 HEATSINK Q301B KIA7805API Q422B Q301C C483 KETSU C485 R317 C484 63V0.10 3.9K 63V0.10 C314 M1500P R316 3.9K Q421Z Q421 C308 2SC3852 D301 35V100u GR303 EU2A 2SD1944 1/2W 1R0J L301 C421 SHORT C320 C471...
  • Page 40 T461(RA) TFB4122JG TFB4125JG TFB4125JG TFB4125JG 2P_11.88mm T461(RB) TFB4122HY TFB4125HY TFB4125HY TFB4125HY Q404 2SC5884 2SC5884 2SC5885 2SC5885 P801 P801 (RA) 250V 2.5A 250V 2.5A 250V 2.5A P801 (RB) 250V 2.5A 250V 2.5A P801 (RC) 250V 2.5A 250V 2.5A KETSU P802 KETSU KETSU KETSU L901 (RA)
  • Page 41 GJ891 T801 SHORT TRF3148BC/TRF3148BF/TRF3148BQ F801 GJ887 GJ894 GJ886 250V_3.15A SHORT SHORT SHORT P802 GL890 _11.88mm_S F801A F801B GL897 SHORT D801 D802 GL892 KETSU BROWN SHORT SHORT ERB12-06E ERB12-06E C805 GJ889 S801 C801 R801 GL893 AAPY2211 KETSU SHORT 1/2W2.2M AC275V0.22uF GL896 GJ890 SHORT GJ895...
  • Page 42 RD13ESAB3 RD13C Q430 GD433 2SD2549 P SHORT 2SD2549 Q R431 2SC3852 1/2W12 R432 1/6W2.0k R433 1.8K Q840 D432 RN1405 KIA7805API SDS511 R437 Q431 C431 1/6P6.8k 50V4.7uF D431 RD10ESAB2 C842 KETSU RD10B C885 C840 C841 GL888 500V470P 63V0.10 63V0.10 TEM2014AO GR884 GL883 SHORT 1R0.68...
  • Page 43 G402 EU2A TEM2011AW Q404 R416 Transistor T401 5W1.8K C463 C445 TLN1039 B1500p T461 100V0.1u Q404A Q402 2SC2482FA-1 Q404B C417 500V1000P D444 C467 GJ416 RU-4AM R441 GJ417 C442 TLA0042 TLA0043 L441 GJ415 D415 GJ414 M502 TO CRT/D BOARD M502 14C3E1/14C3ES1/14C3T1/14C2E1 POWER...
  • Page 44 CRT/D BOARD PD2302-2 MAIN BOARD PD2302-1 BOTTOM (FOIL) SIDE BOTTOM (FOIL) SIDE Q901 Q903 MCL-437F R914 M804 L104 L105 H001 G104 B102 C138 R921 R111 P107 C179 G904 C170 R158 JR002 C971 LC01 QB61 R103 GJ08 Q112 GR106 ZC02 R181 Z104 Q116 R129...
  • Page 45 TERMINAL VIEW OF TRANSISTORS 1 2SD2253 2 2SA1186A 3 2SA1020 4 2SA1015 6 2SA1788 (old) 2SA1306 2SC2482 2SA1320(F) 2SC5243 2SA1788 2SC2655 2SA2980 2SC5859 2SA1837 2SC4721P 2SA562TM 2SA1930 2SC5343 2SA9335 2SC1569 2SC5344 2SC1740S 2SC3852 2SC752GTM 2SC1815 2SC4544 2SC2120 2SC4793 2SC2878 2SC5171 2SC752 2SD1763A KTA1266...

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