Related Manuals for Toshiba 21CSZ2R1
Summary of Contents for Toshiba 21CSZ2R1
- Page 1 FILE NO. 060-200407 SERVICE MANUAL Color Television S3E Chassis 21CSZ2R1 Feb. 2004 (YC/X)
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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 hazard- 2. The only source of X-RAY RADIATION in this TV receiver ous 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 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 I CIRCUMFERENCE CONVERGENCE ADJUSTMENT CONVERGENCE ADJUSTMENTS 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 min- allow the yoke to tilt. utes. 2. Temporarily put a wedge as shown in figure 1. (Do not remove cover paper on adhesive part of the wedge.) I CENTER CONVERGENCE ADJUSTMENT 3.
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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. Indicated color of mode now selected : Green and Red Indicated color of other modes : White...
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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”... -
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 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 VIDEO button. • CUTOFF ADJUSTMENT 3. Select RCUT, GCUT and BCUT with CHANNEL s, t buttons, to set individual (RCUT) values to Initial reference data, and to set GDRV and BDRV to Initial reference (GCUT)
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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 21" 29.7 kV HIGH VOLTAGE AT ZERO BEAM: MAX HIGH VOLTAGE: 32.0 kV 220~240 V AV VOLTAGE Table-1 SERVICE MODE ADJUSTING ITEMS AND DATA IN THE SERVICE MODE: Item Adjustment Reference data Data ←... -
Page 14: Location Of Controls
LOCATION OF CONTROLS Front t c s VIDEO AUDIO MENU Remote NAMES OF PARTS TV Set Remote Control Power on/ Main power standby on/off Direct select Infrared sensor 3 CHs/t Channel up/ Power indicator down, d MENU Menu open Item select TV/VIDEO 4 ;... -
Page 15: Programming Channel Memory
PROGRAMMING CHANNEL MEMORY • For easy Channel selection, the chosen Position should have the same number as Channel stored there. For this operation, you may use the “SEARCH” and “SKIP” functions. Example : Presetting Channel 12 to Position 12 Channel Preset Manual Search and Changing the assigned position Auto search memory (ASM) - Page 16 • Under some reception conditions, fine tuning may be necessary to improve the picture quality. In such cases, adjust the manual fine tuning (MFT). • If the signal frequency is unstable due to environmental conditions, use auto fine tuning. Skip Function Auto fine tuning (AFT) If you set “SKIP ON”...
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Page 17: 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 : 21CSZ2R1 Capacitors ..... CD : Ceramic Disk PF : Plastic Film EL : Electrolytic Resistors .... - Page 18 Location Parts No. Description Location Parts No. Description C565 24109103 CERAMIC CHIP, 50V B 0.01UF K CS01 24203220 ELECTROLYTIC, 16V 22UF M 7L 3A C566 24763471 ELECTROLYTIC, 16V 470UF M CS02 24203100 CAPASITOR, ELECTORLYTIC, 16V 10UF M 7L 3A C567 24109103 CERAMIC CHIP, 50V B 0.01UF K CS04 24109102 CERAMIC CHIP, 50V B 1000PF K...
- Page 19 Location Parts No. Description Location Parts No. Description R306 24366823 CARBON FILM, 1/6W 82K OHM J R829 24988027 METAL FILM 1W R47 J R307 24366103 CARBON FILM, 1/6W 10K OHM J R831 24531120 FUSIBLE, 1/2W 12 OHM J R312 24552152 OXIDE METAL FILM, 1/2W 1.5K OHM J R863 24366132 CARBON FILM, 1/6W 1.3K OHM J R313...
- Page 20 Location Parts No. Description Location Parts No. Description RB01 24011271 CHIP, METAL FILM, 1/20W 270 OHM J L903 23289934 COIL, PEAKING, TRF4221AU RB09 24011470 CHIP, METAL FILM, 1/20W 47 OHM J L904 23289934 COIL, PEAKING, TRF4221AU RB30 24011103 CHIP, METAL FILM, 1/20W 10K OHM J L905 23289925 COIL, PEAKING, TRF4390AU RC02...
- Page 21 Location Parts No. Description Location Parts No. Description QB43 23205209 TRANSISTOR, NPN R1=2.2K R2=47K SRC1205S (SOT-23) W661 23351239 SPEAKER, 60X90 8-OHM 3W ONKYO SPK-1452AO QB60 23205006 TRANSISTOR, KTC4075Y W662 23351239 SPEAKER, 60X90 8-OHM 3W ONKYO SPK-1452AO QB61 23205006 TRANSISTOR, KTC4075Y XA01 23153571 CRYSTAL, 8.000 MHZ QV10...
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Page 23: Pc Boards Bottom View
MAIN BOARD PD1675 (U902) BOTTOM (FOIL) SIDE GJ27 GJ25 GJ28 R169 R182 R167 QV14 Q108 QB61 QB43 R178 B102 Q113 C111 L109 P496 C112 R178 QB61 CS09 RS07 RS07 C118 C118 L103 Q111 Q113 R633 R633 RC02 RA77 P499 CC08 RC02 GJ25 GJ18... -
Page 24: Terminal View Of Transistors
TERMINAL VIEW OF TRANSISTORS CRT/D BOARD PD0607E (U901) BOTTOM (FOIL) SIDE P501B CCP-3400 R916 2SD2253 2SC3852 2SC752GTM 2SC752 2SA1788 R946 R918 23546994 R924 (old) 2SD1763A 2SC2482 2SA562TM TP46B TP46G C910 2SC5243 2SC1569 2SC2655 2SA1015 C903 R922 TP46R 2SC4544 R919 D903 D901 2SC4721P 2SC1815... -
Page 25: Schematic Diagram
SCHEMATIC DIAGRAM MODEL : 21CSZ2R1 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 26 – 28 –...
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Page 27: Specifications
SPECIFICATIONS MODEL 21CSZ2R1 Rated voltage ~ 220 - 240V, 50Hz Power consumption (at ~ 220V 50Hz) Dimensions 500(W) X 477(D) X 478(H) mm (Width x Depth x Height) Mass 22.9kg Picture Tube Type 21 Flat square picture tube (549.1mm) Overall picture tube measured diagonally (505.5mm) Viewable picture tube measured diagonally... -
Page 28: Circuit Block Diagram
TOSHIBA CORPORATION 1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...