Related Manuals for Vizio VO37L FHDTV20A MT5381 De Base AUOT370HW02 VB
Summary of Contents for Vizio VO37L FHDTV20A MT5381 De Base AUOT370HW02 VB
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Page 1: Service Manual
Service Manual Model #: VO37L FHDTV20A_ MT5381 _De Base_AUO_ T370HW02_VB 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 VO37L FHDTV20A_MT5381 _De Base_AUO_T370HW02_VB 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 1 Features 1. Built in TV channel selector for TV viewing. 2. Simulatnueous display of PC and TV images. 3. Connectable to PC’s analog RGB port. 4. Built in S-video, HDTV, composite video, HDMI and TV out. 5. Built in auto adjust function for automatic adjument of screen display. 6.
- Page 5 Chapter 2 Specification 1. TFT-LCD Characteristics Model Name: AUO T370HW02 VB Size: 3701inch Display Size: 37.02 inches Outline Dimension: 877.0 mm (H) x 514 mm (V) x 54.3 mm (D) (Typ.) Pixel Pitch: 0.426mm x 0.426mm x RGB Pixel Format: 1366 horiz. B y 768 vert. Pixels RGB strip arrangement Display Operating Mode: Transmissive mode, normally Black Surface Treatment: Hard Coating (3H) ,Anti-glare treatment of the front polarizer.
- Page 6 Audio Input 1x Stereo Audio (RCA) 1x PC mini jack 4. Power Supply Input Voltage Level: 120 Vac, 50/ 60 Hz Power Consumption: 195W MAXPower OFF: to less than 1W MAX 5. Speaker Output 12W (max) X2 6. Environment Operating Temperature: 5c~35c (Ambient) Operating Humidity: Ta= 35 °C, 90%RH (Non-condensing) Operating Altitude: 0 - 14,000 feet (4267.2m)(Non-Operating) 7.
- Page 7 (4) Be careful for condensation at sudden temperature change. Condensation makes damage to polarizer or electrical contacted parts. And after fading condensation, smear or spot will occur. (5) When fixed patterns are displayed for a long time, remnant image is likely to occur.
- Page 8 Chapter 3 On Screen Display On Screen Display (OSD) is a friendly interface providing the function adjusting in our system. Customers could operate it only by few buttons. There is the introduction of the OSD. Main unit button MENU CH ? CH ? VOL + VOL -...
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Page 9: Operation Menu
Operation Menu TV & DTV A. PICTURE ADJUST： a. PICTURE MODE (CUSTOM/STANDARD/ MOVIE/GAME/VIVID/FOOTBALL/GOLF/ BASKETBALL/BASEBALL) b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. CONTRAST (0~100) e. COLOR (0~100) f. TINT (-32~+32) g. SHARPNESS (0~7) h. ADVANCED VIDEO i. RESET PICTURE MODE B. AUDIO ADJUST： a. - Page 10 C. TV：ATV a. TUNER MODE(ANTENNA/CABLE) b. AUTO SEARCH c. PARTIAL CHANNEL SEARCH d. SKIP CHANNEL e. MTS(STEREO/SAP/MONO) f. TIME ZONE (EASTERN/ATLANTIC/INDIANA/ CENTRAL/MOUNTAIN/ARIZONA/NEWF OUNDLAND/PACIFIC/ALASKA/ HAWAII) g. DAYLIGHT SAVING(ON/OFF) D. TV：DTV a. TUNER MODE(ANTENNA/CABLE) b. AUTO SEARCH c. PARTIAL CHANNEL SEARCH d. SKIP CHANNEL e.
- Page 11 (H-POSITION/V-POSITION/ H-SIZE/V-SIZE) g. PARENTAL h. SYSTEM RESET F. SETUP：(DTV only) a. LANGUAGE (ENGLISH/FRANCAIS/ ESPANOL) b. SLEEP TIMER(OFF/30 MINUTES/60 MINUTES/90 MINUTES/120 MINUTES) c. WIDE(WIDE/PANORAMIC/NORMAL) d. INPUT NAMING e. CC(CC/DIGITAL CC STYLE) f. H/V POSITION (H-POSITION/V-POSITION/ H-SIZE/V-SIZE) g. PARENTAL h. SYSTEM RESET G.
- Page 12 H. ADVANCED VIDEO：(ATV & DTV) a. NOISE REDUCTION (LOW/ MEDIUM/ STRONG/OFF) b. COLOR ENHANCEMENT(NORMAL/RICH COLOR/GREEN FLESH/GREEN BLUE/OFF) c. ADVANCED ADAPTIVE LUMA(LOW/ MEDIUM/STRONG/EXTEND/OFF) d. ENHANCED CONTRAST RATIO (OFF/ON) e. COLOR TEMPERATURE I. DTV RATING à U.S. (50 STATES + POSSESSIONS): a. ENTIRE AUDIENCE b.
- Page 13 h. V.POSITION (0~100) i. FINE TUNE (0~31) B. AUDIO ADJUST： a. AUDIO Mode (FLAT/ROCK/POP/CLASSIC/JAZZ/) b. EQUALIZER c. BALANCE (-50~+50) d. SRS TSXT (ON/OFF) e. DIGITAL AUDIO OUT (PCM/OFF/DOBLY DIGITAL) f. SPEAKERS (ON/OFF) g. ANALOG AUDIO OUT (FIXED/VARIABLE) h. LIP SYNC(0~5) i.
- Page 14 f. TINT (-32~+32) g. SHARPNESS (0~7) h. ADVANCED VIDEO i. RESET PICTURE MODE B. AUDIO ADJUST： a. AUDIO Mode (FLAT/ROCK/POP/CLASSIC/JAZZ/) b. EQUALIZER c. BALANCE (-50~+50) d. SRS TSXT (ON/OFF) e. DIGITAL AUDIO OUT (PCM/OFF/DOBLY DIGITAL) f. SPEAKERS (ON/OFF) g. ANALOG AUDIO OUT (FIXED/VARIABLE) h.
- Page 15 D. ADVANCED VIDEO： a. NOISE REDUCTION (LOW/ MEDIUM/ STRONG/OFF) b. COLOR ENHANCEMENT(NORMAL/RICH COLOR/GREEN FLESH/GREEN BLUE/OFF) c. ADVANCED ADAPTIVE LUMA(LOW/ MEDIUM/STRONG/EXTEND/OFF) d. ENHANCED CONTRAST RATIO (OFF/ON) e. COLOR TEMPERATURE VIDEO MODE A. PICTURE ADJUST： a. PICTURE MODE (CUSTOM/STANDARD/ MOVIE/GAME/VIVID/FOOTBALL/GOLF/B ASKETBALL/BASEBALL) b. BACKLIGHT (0~100) c.
- Page 16 e. DIGITAL AUDIO OUT (PCM/OFF/DOBLY DIGITAL) f. SPEAKERS (ON/OFF) g. ANALOG AUDIO OUT (FIXED/VARIABLE) h. LIP SYNC(0~5) i. RESET AUDIO MODE C. SETUP： a. LANGUAGE (ENGLISH/FRANCAIS/ESPANOL) b. SLEEP TIMER(OFF/30 MINUTES/60 MINUTES/90 MINUTES/120 MINUTES) c. WIDE(WIDE/PANORAMIC/NORMAL) d. INPUT NAMING e. CC(CC/DIGITAL CC STYLE) f.
- Page 17 E. ADVANCED VIDEO： a. NOISE REDUCTION (LOW/ MEDIUM/ STRONG/OFF) b. COLOR ENHANCEMENT(NORMAL/RICH COLOR/GREEN FLESH/GREEN BLUE/OFF) c. ADVANCED ADAPTIVE LUMA(LOW/ MEDIUM/STRONG/EXTEND/OFF) d. ENHANCED CONTRAST RATIO (OFF/ON) e. COLOR TEMPERATURE CONFIDENTIAL – DO NOT COPY Page 3-10 File No. SG-0305...
- Page 18 [INPUT] “INPUT” could supply an interface providing a list. The list shows input sources and provides the choices of different sources. The list includes items as below: A. TV: Analog TV or digital TV B. AV1, AV2: Composite (AV) signal C.
- Page 19 Chapter 9 Trouble shooting MONITOR DISPLAY NOTHING (PC MODE) Start Is Power board output +5VSB (F1)? Is J1 connector of MB good? LED is lighted Is DC-DC OK? (Orangeègreen) Is U22 pin2 (+3V3SB) working ok? It is in power saving 1.
- Page 20 (TV, COMPOSITE VIDEO1, 2, S-VIDEO) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check DVD player 1. Check P14 signal 2. Check signal between P14 and U13 (IF AV1 mode) U13 input correct? 3. Check Tuner & U13 (IF TV mode) 4.
- Page 21 (COMPONENT1, 2) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check host’s setting 1. Check signal from P3 or P14 P3 input correct? 2. Check system power 12V & 5V(5VSB) 1. Check signal between U13 & P3 or P14 2.
- Page 22 HDMI ) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal 2. Check host’s setting 1. Check P7 & &P8&P9 connect U13 no data out ? 2. Check the pin18 & 19 of P7 & P8& P9 3. Check the pin 6 of U32 & U33& U34 1.Is J9 connected good? 2.Is panel working ok? CONFIDENTIAL –...
- Page 23 TROUBLE OF DC-DC CONVERTER Start The voltage is about + 5V (+5VSB) J1 PIN10,11,12 1. Check power board 2. Check power cable, F1 & connection J1 3. Check U22 pin1 (+5VSB) & pin2 (+3V3SB) The voltage is about + 12V while power switch on 1.
- Page 24 TROUBLE OF EDID READING Start Support DDC1/2B 1. Analog cable ok? 2 .Check signal (U31 to P5) Is Analog DDC OK? 3. Check U31 Voltage 4. Is protocol compliant? Support DDC1/2B 1. Analog cable ok? 2. Check signal (U32 to P7) Is HDMI DDC OK? 3 Check signal (U 33 to P8) 4.