Benutzeranleitung / Produktwartung 21N21E2 des Produzenten Dell
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SERVICE MANUAL PRINTED IN UK. 2003 C COLOUR TELEVISION 21N21E2 TOSHIBA.
SERVICING NOTICES ON CHECKING 6. AVOID AN X-RAY 1. KEEP THE NOTICES As for the places which need special attentions, they are indicated with the labels or seals on the cabinet, chassis and parts. Make sure to keep the indications and notices in the operation manual.
CONTENTS A2-1 SERVICING NOTICES ON CHECKING ...................................................................................................... HOW TO ORDER PARTS .....................................................................................
GENERAL SPECIFICATIONS G-1 TV CRT CRT Size / Visual Size 21 inch / 544.5mmV System CRT Type NORMAL Deflection 90 degree Magnetic Field BV/BH +0.45G/0.18G Color System PAL/SECAM Speaker 1 Speaker Position Front Size 1.5 x2.7 Inch Impedance 8 ohm Sound Output MAX 5.
GENERAL SPECIFICATIONS G-7 On Screen Menu Yes Display Menu Type Character Picture Yes Contrast Yes Brightness Yes Colour Yes Tint (NTSC Only) Yes Sharpness Yes Audio No Bass No Treble No Balance No BB.
GENERAL SPECIFICATIONS G-10 Remote Unit RC-GX Control Glow in Dark Remocon No Format NEC Custom Code 40-BF h Power Source Voltage(D.C) 3V UM size x pcs UM-4 x 2 pcs Total Keys 34 Keys Keys Power Yes 1.
GENERAL SPECIFICATIONS G-11 Features Auto Degauss Yes Auto Shut Off Yes Canal+ No CATV No Anti-theft(Back Up 30 Min.) No Memory(Last CH) Yes Memory(Last Volume) Yes BBE No Auto Search Yes ITS No CH Al.
GENERAL SPECIFICATIONS G-13 Interface Switch Front Power (Tact Sw) No System Select No Main Power SW Yes Sub Power No Channel Up Yes Channel Down Yes Volume Up Yes Volume Down Yes Rear AC/DC No TV/CAT.
1. REMOVAL OF ANODE CAP Read the following NOTED items before starting work. After turning the power off there might still be a potential voltage that is very dangerous. When removing the Anode Cap, make sure to discharge the Anode Cap's potential voltage.
B2-1 Masking Tape (Cotton Tape) DISASSEMBL Y INSTRUCTIONS 2. REMOVAL IC Put the Masking Tape (cotton tape) around the Flat Package IC to protect other parts from any damage.
B2-2 DISASSEMBL Y INSTRUCTIONS Supply soldering from upper position to lower position IC Supply the solder from the upper position of IC leads sliding to the lower position of the IC leads. (Refer to Fig. 2-6.) 2. Fig. 2-6 Soldering Iron Solder IC Absorb the solder left on the lead using the Braided Shield Wire.
C-1 SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter the Service Mode, press both set key and remote control key for more than 2 seconds.
ELECTRICAL ADJUSTMENTS D-1 2. BASIC ADJUSTMENTS 2-1: CONSTANT VOLTAGE 1. 2. 3. 4. Place the set with Aging Test for more than 5 minutes. Connect the digital voltmeter to TP501 . Set condition is AV MODE without signal. Adjust the VR501 until the DC voltage is 117 ± 1.
ELECTRICAL ADJUSTMENTS D-2 2-8: HORIZONTAL POSITION 1. 2. 3. 4. 5. 6. 7. 8. Receive the monoscope pattern from the Pattern Generator. Using the remote control, set the brightness and contrast to normal position. Activate the adjustment mode display of Fig.
ELECTRICAL ADJUSTMENTS D-3 2-13: TINT 1. 2. 3. 4. 5. Receive the NTSC color bar pattern. (Audio Video Input) Using the remote control, set the brightness and contrast to normal position. Connect the oscilloscope to TP024 . Activate the adjustment mode display of Fig.
ELECTRICAL ADJUSTMENTS D-4 3. 1. 2. 3. 1. 2. 3. 4. 5. 6. 7. 8. 3-2: PURITY NOTE Adjust after performing adjustments in section 3-1. 1. 2. 3. 4. 5. Receive the green raster pattern from color bar generator. Adjust the pair of purity magnets to center the color on the screen.
D-5 ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) MAIN PCB TU001 CP101 J702 VR420 CP401 OS101 CP1002 VR401 CP802A FB401 CP502 J701 CD802 J704 J703 CP803A CP8.
MEMORY IC IC199 S-24C16AFJA-TB-01 AUDIO SW IC IC701 MM1501XNRE MICON W/T.TEXT IC IC101 OECF013B CHROMA IC IC201 STV2248E V-DRIVE IC IC401 TDA8174A TU001 FB401 CVBSOUT1 XTAL2 29 39 VCC_IF VCC_D 53 12 OSD-R 36 XTAL1 40 VCC1 VCC2 17 45 OSD-G 35 OSD-B 34 FM_OUT 11 7 1 5 4 11 SCL SDA BPL AGC IF 7 6 8 I2C P.
TU001 CP101 C003_1 C002 L001 CP001 HS1002 C1008 IC1002 R112 SW104 SW102 SW107 SW106 C122 R136 J704 J703 J702 R725 R706 W830 D712 R715 R714 R716 R713 L706 L707 L704 L708 L711 C711_2 R543 W829 VR420 D52.
B_SHORT R006 C001 C006 R104 Q103 R103 R101 R102 Q102 R132 R704 R738 Q703 R728 R727 R726 R736 R737 C716 C721 C719 R005 R137 R420 C502_2 C753 C007 R541 C759 R419 R710 R705 C726 R745 C727 C731 IC701 R750.
ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 R140 1.8K R102 820 R103 1.2K R104 2.2K R101 390 R006 15K R142 1.8K R141 1.8K R004 270 1/4W R116 10K R133 10K R123 10K R124 10K R131 100K R109 2.2K 1/4W R003 270 1/4W R126 47 R120 4.7K R107 1K R115 4.
ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 Q609 2SC2412K BUFFER Q201 KTC3881S-RTK VIF PRE.AMP Q601 2SC2412K H CONT Q204 2SC2412K SIF BUFFER L206 0.22uH L203 1uH L204 12uH L207 10uH OUT OUT G IN IN CF202_1 J1981M 12345 CF201 TPTRD5M50B01-A0 CF204 MKT31.
ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 IC701 MM1501XNRE AUDIO SW(MONO) IC 123 4 5 6 J701_1 0350_9982_05 21PIN 1 10 11 12 13 14 15 16 17 18 19 22 0 21 3 4 5 6 7 8 9 Q702 2SC2412K B.
ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 SPEAKER SP351_1 C109-47-148A 4 OHM HS1002 763WAA0160 B701 W4BRH3.5X6X1.0 B702 W4BRH3.5X6X1.
ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 Q403 DTC114EKA PROTECT :SINCE THESE PARTS MARKED BY CAUTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY,USE ONES ARE DANS LA NOMENCLATU.
ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 IC506 LTV-817M-VB FEED BACK 1 2 34 F501 50T040H T4A_L_250V FH501 EYF-52BC FH502 EYF-52BC 2 1 L503 8R200015 DEGAUSS COIL L501 0R8A393F28Y COIL,LINE FILTER 1 2 3 4 RY501 ALKS321 1 2 3 4 IC502 KIA78R09API 9V REG.
WAVEFORMS MICON/TUNER 1 IF/CHROMA 2 3 4 5 10 9 8 7 6 11 13 14 15 The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. NOTE: 0.5µs 1V 10ms 1V 20µs 1V 20µs 1V 50µs 100mV 0.2ms 1V 0.2ms 1V 50µs 0.
WAVEFORMS 21PIN/AV SW 17 18 19 20 21 22 23 24 26 27 The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. NOTE: SOUND AMP 43 2ms 0.5V 40 20µs 50V 41 20µs 50V 45 0.
MECHANICAL EXPLODED VIEW I-1 101A 101B 101E 101D 203 101C 101 203 113 102 202 202 202 106 202 202 202 111 203 202 PCB010 (MAIN PCB ASS'Y) 105 203 110 107 108 104 206 206 204 204 205 103 206 206 1.
MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description 101 AE002603 A3M511G720 CABINET,FRONT ASSY 101A AE001949 701WPJC370 CABINET,FRONT 101B AE000504 711WPA0171 PLATE,FRONT 101C .
ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description RESISTORS R003 AE000356 R002T4271J RC 270 OHM 1/4W R004 AE000356 R002T4271J RC 270 OHM 1/4W R005 AE000499 R801R7823J RC 82K .
ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description RESISTORS R426 AE000145 R002T2561J RC 560 OHM 1/2W R427 AE002525 R801R7101J RC 100 OHM 1/10W R428 BZ210150 R002T2010J RC 1 OHM 1/2W R429 AE002598 R002T2562J RC 5.
ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description RESISTORS R725 AE000934 R002T2391J RC 390 OHM 1/2W R726 AD301003 R801R7102J RC 1K OHM 1/10W R727 AE000368 R801R7104J RC 100K.
ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description CAPACITORS C218 AE000316 CS0RB04H4K CC 0.022 UF 50V B C220 BZ110042 E02LU1471M CE 470 UF 10V C221 AE000311 CS0RB0315K CC 0.1 UF 25V B C403 BZ110149 E02LT4471M CE 470 UF 35V C404 BZ110180 E02LTD2R2M CE 2.
ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description CAPACITORS C725 AE000336 E02LU1101M CE 100 UF 10V C726 AE000325 CS0RCH4Q2J CC 470 PF 50V CH C727 AE000325 CS0RCH4Q2J CC 470 PF 50V CH C731 AE000312 CS0RB0414K CC 0.
ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description ICS IC101 AE001701 I5PD0F013B IC OECF013B IC102 AD301641 I9UF032310 IC PST3231NR IC199 AE002599 A3M511N015 IC S-24C16AFJA-TB.
ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Part No. Description SWITCHES ! SW501 AE000574 0530105019 SWITCH ESB92S22B VARIABLE RESISTORS VR401 BZ210238 V1K6313BTE VOLUME,SEMI FIXED NVG6TLTAB102 VR420 AE000038 V1K62Q2BT8 VOLUME,SEMI FIXED NVG6THTB471 VR501 BZ210128 V1163H3BTC VOLUME,SEMI FIXED EVNCYAA03BE3 P.
TOSHIBA Information Systems (UK) Ltd Consumer Products Division, European Service Centre, Admiralty Way, Camberley, Surrey. GU15 3DT.
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