Related Manuals for Toshiba 14V2E
Summary of Contents for Toshiba 14V2E
- Page 1 FILE NO. 060-200214 SERVICE MANUAL COLOUR TELEVISION S2E Chassis 14V2E , 14V2M 14VMJ Oct., 2002...
-
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 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 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 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.) 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. Indicated color of mode now selected : Green and Red Indicated color of other modes : White...
-
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)
-
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: 23.6 kV MAX HIGH VOLTAGE: 25.1 kV AC VOLTAGE 110~240 V Table-1 SERVICE MODE ADJUSTING ITEMS AND DATAS IN THE SERVICE MODE: Item Adjustment Reference data Data RCUT... -
Page 14: Location Of Controls
LOCATION OF CONTROLS (Representative: 14V2E) Front Main Power On/Off Head Phone Jack Channel Up Video In Audio In Channel Down Remote Sensor MENU Open Power Indicator Remote CALL on-screen on/off Power ON/OFF TXT/TV Mute Direct Select -/– Digit Select TV/VIDEO Select Volume –/+... -
Page 15: 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, MFT (Manual Fine Tuning) and AFT (Auto Fine Tuning) functions so that you can tune into only desired channels. - Page 16 • Use the SEARCH function if desired channels could not be preset with the ASM, or if you would like to preset the desired channels to specific position numbers one by one. • The adjustments below are not necessary under normal conditions. However, in areas of inferior broadcast conditions where adjustment is necessary for a better picutre, adjust the tuning with the MFT (Manual Fine Tuning).
-
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 : 14V2E, 14V2M, 14V2MJ Capacitors ..... CD Ceramic Disk : Plastic Film : Electrolytic Resistors .... - Page 18 Location Location Parts No. Description Parts No. Description RESISTORS C566 24794471 ELECTROLYTIC, 16V 470UF M C567 24232103 CERAMIC DISC, 50V F 0.01UF Z R100 24366330 CARBON FILM, 1/6W 33 OHM J C606 24797229 ELECTROLYTIC, 50V 2.2UF M R101 24366563 CARBON FILM, 1/6W 56K OHM J C610 24795100 ELECTROLYTIC, 25V 10UF M...
- Page 19 Location Location Parts No. Description Parts No. Description R228 24366271 CARBON FILM, 1/6W 270 OHM J R831 24531120 FUSIBLE, 1/2W 12 OHM J R229 24366271 CARBON FILM, 1/6W 270 OHM J R884 24366102 CARBON FILM, 1/6W 1K OHM J R230 24366271 CARBON FILM, 1/6W 270 OHM J R888...
- Page 20 DIODE, ZENER, RD9.1ES SEMICONDUCTORS D223 23118517 DIODE, ZENER, RD9.1ES Q100 23009344 IC, P/N 2IN1 VCD MICRO, D224 23357341 DIODE, 1SS133 TMPA8801CPCNG4G31 (14V2E) D301 23118094 DIODE, EU2A Q100 23009343 IC, P/N 2IN1 VCD MICRO, D302 23118479 DIODE, BYD33J TMPA8801CPCNG4FA6 (14V2M/14V2MJ) D303...
- Page 21 FUSE HOLDER, 5.2 SOC A280 23035412 SCREW, BTB4X12SZN G218 24366392 CARBON FILM, 1/6W 3.9K OHM J * A401 23530569 COVER, BACK COVER PROPER 14V2E G303 24321109 OXIDE METAL FILM, 1/2W 1 OHM J A525 23037312 SCREW, BTBW3X12SZN G410 23103249 CORE, FERRITE BEAD 3.5X4.5, TEM2011AO...
- Page 22 –22 –...
-
Page 23: Pc Boards Bottom View
MAIN BOARD PD0893 BOTTOM (FOIL) SIDE – 23 – – 24 –... -
Page 24: Terminal View Of Transistors
CRT-D BOARD PD0298 TERMINAL VIEW OF TRANSISTORS BOTTOM (FOIL) SIDE 2SD2253 2SC3852 2SC752GTM 2SC752 2SA1788 2SD1763A (old) 2SC2482 2SA562TM 2SC1569 2SC5243 2SC2655 2SA1015 2SC4544 2SC4721P 2SC1815 2SA1788 2SC2878 2SA1306 2SC1740S 2SA1186A 2SC2120 2SA9335 2SD1554 ON4409 RN2203 RN2201 2SD2253 RN2004 2SD1556 RN1203 2SC5143 RN1204... - Page 25 SCHEMATIC DIAGRAM MODEL : 14V2E / 14V2M / 14V2MJ 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 –...
-
Page 27: Specifications
SPECIFICATIONS (Representative: 14V2E) Rated voltage AC 110 V – 240 V, 50/60 Hz Power consumption 60 W (at AC 220 V, 50 Hz) Dimensions Width 478 mm × Height 362 mm × Depth 375 mm Mass 10.1 kg Picture tube TYPE 14 (372.5 mm) Overall picture tube measured diagonally... -
Page 28: Circuit Block Diagram
TOSHIBA CORPORATION 1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN... - Page 29 SCHEMATIC DIAGRAM MODEL : 14V2E / 14V2M / 14V2MJ 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 30 – 28 –...