Related Manuals for Vizio VW42LFHDTV10
Summary of Contents for Vizio VW42LFHDTV10
-
Page 1: Service Manual
Service Manual Model #: VIZIO VS420LF1A_LGD / VW42L FHDTV10A_LGD-WUE-SAA1 V, Inc 320A Kalmus Drive Costa Mesa, CA 92626 TEL : +714-668-0588 FAX :+714-668-9099 Top Confidential... - Page 2 Table of Contents CONTENTS PAGE Sections 1. Features 2. Specifications 3. On Screen Display 4. Factory Preset Timings 5. Pin Assignment 6. Main Board I/O Connections 7. Theory of Circuit Operation 8. Waveforms 9. Trouble Shooting 10. Block Diagram 10-1 11.
- Page 3 VINC. Service Manual VS420LF1A_LGD/VW42L FHDTV10A_LGD COPYRIGHT © 2000 V, INC. ALL RIGHTS RESERVED. IBM and IBM products are registered trademarks of International Business Machines Corporation. Macintosh and Power Macintosh are registered trademarks of Apple Computer, Inc. VINC and VINC products are registered trademarks of V, Inc. VESA, EDID, DPMS and DDC are registered trademarks of Video Electronics Standards Association (VESA).
- Page 4 Chapter 2 Specification 1. LCD CHARACTERISTICS General Specification of CMO M216H1-L01 Item Specification Unit Diagonal size 1067.31 Active Area 930.24x523.26 Bezel Opening Area 939.0 (H) x 531.0 (V) Driver Element a-Si TFT active matrix Pixel Number 1920 x R.G.B. x 1080 pixel Pixel Pitch 0.4845(H) x 0.4845(V)
- Page 5 5. POWER SUPPLY Power Consumption: 250W MAXPower OFF: to less than 1W MAX 6. Speaker Output 10W (max) X2 7. ENVIRONMENT Operating Temperature: 5℃~35℃ (Ambient) Operating Humidity: Ta= 35 °C, 90%RH (Non-condensing) Operating Altitude: 0~14,000 feet (4267.2m)(Non-Operating) 8. DIMENSIONS (Physical dimension) Width: 1028.0 mm Depth: 245.0mm Height: 722.2mm...
- Page 6 Transparent protective plate should have sufficient strength in order to the resist external force. (4) You should adopt radiation structure to satisfy the temperature specification. (5) Acetic acid type and chlorine type materials for the cover case are not desirable because the former generates corrosive gas of attacking the polarizer at high temperature and the latter causes circuit break by electro-chemical reaction.
- Page 7 Chapter 3 On Screen Display Main unit button (1). POWER (2). MENU (3). CH + (4). CH - (5). VOL + (6). VOL - (7). INPUT TV Source A. PICTURE： a. PICTURE MODE (CUSTOM/ STANDARD / MOVIE / GAME) b. BACKLIGHT (0~100) c.
- Page 8 B. AUDIO： a. VOLUME (0~100) b. BASS (0~100) c. TREBLE (0~100) d. BALANCE (-50~50) e. SURROUND (ON/OFF) f. DIGITAL AUDIO OUT (PCM) g. SPEAKERS (ON/OFF) h. LIP SYNC (0~5) C. TV： a. TUNER MODE (ANTENNA/CABLE) b. AUTO SEARCH (RUN) c. SKIP CHANNEL (TABLE) d.
- Page 9 g-4. FONT OPACITY (SOLID/TRANSLUCENT/TRANSPARENT) g-5. BACKGROUND COLOR (GREEN/BLUE//RED/CYAN/YELLOW/MAGENTA/BLACK/WHITE) g-6. BACKGROUND OPACITY (SOLID/TRANSLUCENT/TRANSPARENT) g-7. WINDOW COLOR (GREEN/BLUE//RED/CYAN/YELLOW/MAGENTA/BLACK/WHITE) g-8. WINDOW OPATITY (SOLID/TRANSLUCENT/TRANSPARENT) H/V POSITION RESET ALL SETTING E. PARENTAL： a. PASSWORD a-1. CHANNEL BLOCK a-2. US TV RATING a-3. US MOVIE RATING a-4.
-
Page 10: Rgb Mode
RGB Mode A. PICTURE ADJUST： a. AUTO PICTURE (Run) b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. CONTRAST (0~100) e. COLOR TEMPERATURE(CUSTOM, 6500K, 9300K) f. H-SIZE (0~255) g. H-POSITION (0~100) h. V-POSITION (0~100) i. FINE TUNE (0~31) B. AUDIO： a. VOLUME (0~100) b. -
Page 11: Video Mode
Video MODE AV-C、AV-S、COMPONENT A. PICTURE： a. PICTURE MODE (CUSTOM/ STANDARD / MOVIE / GAME) b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. CONTRAST (0~100) e. COLOR (0~100) TINT (-32~32) g. SHARPNESS (0~100) h. COLOR TEMPERATURE (CUSTOM/COOL/NORMAL/WARM) ADVANCED VIDEO i-1. DNR(OFF/LOW/MEDIUM/STRONG) i-2. BLACK LEVEL EXTENDER (ON/OFF) i-3. - Page 12 D. SETUP： LANGUAGE (ENGLISH/FRENCH/SPANISH) SLEEP TIMER (OFF/30/60/90/120) RESET ALL SETTING E. PARENTAL： a. PASSWORD a-1. CHANNEL BLOCK a-2. US TV RATING a-3. US MOVIE RATING a-4. Canadian English Rating a-5. Canadian French Rating a-6. CHECK FOR NEW DTV RATING a-7. BLOCK TV UNRATED a-8.
-
Page 13: Hdmi Mode
HDMI MODE： A. PICTURE： a. PICTURE MODE (CUSTOM/ STANDARD / MOVIE / GAME) b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. CONTRAST (0~100) e. COLOR (0~100) f. TINT (-32~32) g. SHARPNESS (0~100) h. COLOR TEMPERATURE (CUSTOM/COOL/NORMAL/WARM) ADVANCED VIDEO i-1. DNR(OFF/LOW/MEDIUM/STRONG) i-2. BLACK LEVEL EXTENDER (ON/OFF) i-3. - Page 14 Chapter 9 Trouble shooting MONITOR DISPLAY NOTHING (PC MODE) Start Is Power board output +5VSB (CB1)? Is J1 connector of MB good? LED is lighted Is DC-DC OK? (OrangeèWhite) Is U4 pin2 (+3V3SB) working ok? It is in power saving 1.
- Page 15 (TV, AV, S-VIDEO) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check DVD player 1. Check P4 signal 2. Check signal between P4 and U12 (IF AV, S-Video U12 input correct? mode) 3. Check Tuner & U12 (IF TV mode) 4.
- Page 16 (COMPONENT) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check host’ s setting 1. Check signal from P4 P4 input correct? 2. Check system power 12V& 5V (5VSB) 1. Check signal between U12 & P4 U12 input correct? 2.
- Page 17 HDMI IS NOT DISPLAY CORRECTLY Start Input signal good? 1. Check video 2. Check host’s setting 1. Check P7, P9, P14 connect U12 no data out ? 2. Check the pin18 & 19 of P7, P9, P14 1. Is J5 connected good? 2.
- Page 18 TROUBLE OF DC-DC CONVERTER Start The voltage is about +5V (+5VSB) J1 PIN9,PIN10,PIN11 1. Check power board 2. Check power cable, CB1 & connection J1 3. Check U4 pin3 (+5VSB) & pin2 (+3V3SB) The voltage is about + 12V while power switch on 1.