Manualios.com

Vizio VO420E - 42" LCD TV Service Manual

Vizio VO420E - 42" LCD TV Manual Online:

3.7, 1457 votes
Vizio VO420E - 42" LCD TV User Manual
Vizio VO420E - 42" LCD TV User Guide
Vizio VO420E - 42" LCD TV Online Manual

Text of Vizio VO420E - 42" LCD TV User Guide:

  • Vizio VO420E - 42" LCD TV, Service Manual AMTRAN TECHNOLOGY CO., LTD. 17F, NO. 268, Lien Chen Rd., Chung Ho City Taipei County, Taiwan, 235 R.O.C. TEL : (02) 8228-0505 FAX : (02) 8228-0599 Confidential Document, Property of AmTRAN CO. LTD Model #: VO420E LGD_LC420WUG-SBR1-7R1 (T42USVZB1RF-.VO420E1)

  • Vizio VO420E - 42" LCD TV, VO420E_LGD Service Manual Table of Contents CONTENTS PAGE Sections 1. Features 1-1 2. Specifications 2-1 3. On Screen Display 3-1 4. Factory Preset Timings 4-1 5. Pin Assignment 5-1 6. Main Board I/O Connections 6-1 7. Theory of Circuit Operation 7-1 8. Waveforms 8-1 9. Trouble Shooting 9-1 10. Block Diagram 10-1 11. Spare parts list 11-1 12. Complete Parts List 12-1 Appendix 1. Main Board Circuit Diagram 2. Main Board PCB Layout 3. Assembly Explosion Drawing

  • Vizio VO420E - 42" LCD TV, Service Manual VO420E_LGD VO420E_LGD Service Manual 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). Energy Star is a registered trademark of the US Environmental Protection Agency (EPA). No part of this document may be copied, reproduced or transmitted by any means for any purpose without prior written permission from VIN

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 1-1 File No. SG-0295 Chapter 1 Features 1. Built in TV channel selector for TV viewing 2. Simultaneous display of PC and TV images 3. Connectable to PC’s analog RGB port 4. Built in HDTV, composite video, S-Video ,HDMI ,ATV out and DTV out ,Audio line out, Audio optical out 5. Built in auto adjust function for automatic adjustment of screen display 6. Smoothing function enables display of smooth texts and graphics even if image with resolution lower than 1920x1080 is magnified

  • CONFIDENTIAL – DO NOT COPY Page 2-1 File No. SG-0295 Chapter 2 Specification 1. TFT LCD CHARACTERISTICS 47.0”WUXGA TFT LCD Item Specification Active Screen Size 42.02 inch (1067.31mm) diagonal Outline Dimension 983.0(H) x 576.0(V) x 49.7mm Pixel Pitch 0.4845 mm x 0.4845 mm Pixel Format 1920 horiz. by 1080 vert. Pixels, RGB stripe arrangement Color Dep

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 2-2 File No. SG-0295 6. ENVIRONMENT Operating Temperature: 5c~35c (Ambient) Operating Humidity: Ta= 35 °C, 90%RH (Non-condensing) Operating Altitude: 0 - 14,000 feet (Non-Operating) 7. Dimensions (Physical dimension) With Base Without Base a. Height 700mm 665.7mm b. Width 1024.5mm 1024.5mm c. Depth 243.5mm 96mm 8. Weight (Physical weight) a. Net 17 +/- 0.5 kg b. Gross 21.5 +/- 1.0 kg 9. Precautions Please pay attention to the followings when you use this TFT LCD module. 9-1. Mounting Precautions (1) You must mount a module using holes arranged in four cornersor four sides. (2) You sho

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 2-3 File No. SG-0295 with chemical treatment. Do not touch the surface of polarizer for bare hand or greasy cloth.(Some cosmetics are detrimental to the polarizer.) (7) When the surface becomes dusty, please wipe gently with absorbent cotton or other soft materials like chamois soaks with petroleum benzine. Normal-hexane is recommended for cleaning the adhesives used to attach front / rear polarizers. Do not use acetone, toluene and alcohol because they cause che

  • CONFIDENTIAL – DO NOT COPY Page 2-4 File No. SG-0295 9-3. Electrostatic Discharge Control Since a module is composed of electronic circuits, it is not strong to electrostatic discharge. Make certain that treatment persons are connected to ground through wrist band etc. And don’t touch interface pin directly. 9-4. Precautions for Strong Light Exposure Stro

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 3-1 File No. SG-0295 Chapter 3 On Screen Display Main unit button Power MENU CH ▲ CH ▼ VOL + VOL - Input On Screen Display TV Source 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 (0~7) h. Advanced Video h-1. Noise Reduction (Off/Low/Medium/Strong) h-2. Color Enhancement (Normal/Rich Color/ “Green/Flesh”/ “Green/Blue”/Off) h-3. Advanced Adaptive Luma (Off/Low/Medium/Strong/Extend) h-4 Backlight Control(Mega DCR/OPC/Off) h-5 Color Temperature (Custom/Cool/No

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 3-2 File No. SG-0295 e. Speakers (On/Off) f. Analog Audio Out (Fixed/Variable) g. Lip Sync (0~5) C. TV: a. Tuner Mode (Antenna/Cable) b. Auto Search c. Partial Channel Search c-1. Scan Mode (“Analog/Digital”/Analog/Digital) c-2. From Channel (Cable 1~135 / Antenna 2~69) c-3. To Channel (Cable 1~135 / Antenna 2~69) d. Skip Channel (Cable 1~135 / Antenna 2~69) e. MTS (Stereo/SAP/Mono) f. Time Zone (Hawaii/Atlantic/Eastern/Indiana/Central/Mountain/Arizona/Newfoundland/Pacific/Alaska) g. Daylight Saving (On/Off) h. Channel Info D. Setup: a. Lan

  • CONFIDENTIAL – DO NOT COPY Page 3-3 File No. SG-0295 g. H/V Position g-1. H.Position (0~64) g-2. V.Position (0~32) g-3. H.Size (0~100) g-4. V.Size (0~100) h. Reset All Setting E. Parental: a. PASSWORD RGB Mode A. Picture: a. Auto Adjust (Run) b. Backlight (0~100) c. Brightness (0~100) d. Contrast (0~100) e. Color Temperature(Custom/6500/9300)

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 3-4 File No. SG-0295 C. Setup: a. Language (English/Francais/Espanol) b. Sleep Timer (Off/30 Minutes/60 Minutes /90 Minutes /120 Minutes) c. Wide (Full/Normal) d. Input Naming (AV1/AV2/Comp1/Comp2/RGB/HDMI1/ HDMI2/ HDMI3) e. Reset All Setting HDMI MODE A. Picture: 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)

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 3-5 File No. SG-0295 C. Setup: a. Language (English/Francais/Espanol) b. Sleep Timer (Off/30 Minutes/60 Minutes /90 Minutes /120 Minutes) c. Wide (Full/Zoom1/Stretch) d. Input Naming (AV1/AV2/Comp1/Comp2/RGB/HDMI1/ HDMI2/ HDMI3) e. H/V Position e-1. H.Position (0~64) e-2. V.Position (0~32) e-3. H.Size (0~100) e-4. V.Size (0~100) f. Reset All Setting Video Sources: AV1、AV2、COMPONENT1、COMPONENT2 A. Picture: 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~

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 3-6 File No. SG-0295 B. Audio Mode:(Flat/Rock/Pop/Classic/Jazz) a. Equalizer b. Balance (-50~50) c. SRS TSHD (On/Off) d. Digital Audio Out (Dolby Digital/PCM/Off) e. Speakers (On/Off) f. Analog Audio Out (Fixed/Variable) g. Lip Sync (0~5) C. Setup: a. Language (English/Francais/Espanol) b. Sleep Timer (Off/30 Minutes/60 Minutes /90 Minutes /120 Minutes) c. Wide (Full/Zoom/Stretch) d. Input Naming (AV1/AV2/Comp1/Comp2/RGB/HDMI1/ HDMI2/ H

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 9-1 File No. SG-0295 N0 Yes N0 N0 Yes N0 N0 Yes Yes Chapter 9 Trouble shooting MONITOR DISPLAY NOTHING (PC MODE) Start LED is lighted? 1. Is Power board output +5VSB &+12? 2. Is J4 connector good? 3. Is DC to DC OK? 4. Is U1 (+5V) working ok? LED is lighting? It is in power saving 1. Check video cable 2. Is the timing supported? 3. Check sync input 4. Check VGA SOG rout if analog (SOG) Is backlight on? 1.Check J4 PIN14 2.Is Power Board ok? U12 data out? It means no data to LVDS 1.Is TCN3 & TCN4 connecting O

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 9-2 File No. SG-0295 Yes N0 N0 N0 Yes Yes Yes N0 Yes (TV, COMPOSITE ,VIDEO ) IS NOT DISPLAY CORRECTLY Start Input signal good? 1. Check video 2. Check DVD player U12 input correct? 1. Check VIDEO signal 2. Check signal between U12 (IF IN AV mode) LVDS output correct? 1. Check U12 :DV33&DV10&AV33&AV12 2. Check Y1 is OK? 1. Check TCN3 & TCN4 Connect is good? 2. Is panel working ok? END U12 output correct? 1. Check mini-LVDS cable 2. Check U12 clock (60MHz) 3. Check LVDS signal

  • CONFIDENTIAL – DO NOT COPY Page 9-3 File No. SG-0295 N0 N0 N0 N0 Yes Yes Yes Yes Yes (COMPONENT) IS NOT DISPLAY CORRECTLY Start Input signal good? 1.Check video 2.Check host’s setting P2 input correct? 1.Check signal between P2 2.Check power 12V& 5v U13 input correct? 1.Check signal between U14&P1 2.Check U13 Clock (60M

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 9-4 File No. SG-0295 Yes Yes N0 N0 Yes Yes (HDMI) IS NOT DISPLAY CORRECTLY Input signal good? Start 1.Check video 2.Check host’s setting U12 no data out ? 1.Check U12 power 2.Check between signal U12 3.Check U12 clock 60MHZ 1.Is TCN3 & TCN4 connected good? 2.Is panel working ok? END

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 9-5 File No. SG-0295 Yes N0 N0 The voltage is +12V while power switch on 1. J4 connection good 2. Check power board The voltage is +5V while power switch on 1. Check U12 OPWRSB Pin Yes Yes Yes Yes Yes Yes Yes Yes Yes N0 N0 N0 N0 N0 N0 N0 Yes TROUBLE OF DC-DC CONVERTER Start J4 PIN10,11,12 J4 PIN 2,3,4 The voltage is 5VSB 1. Check power board 2. Check power cable connection J4 U1 pin 5 6 7 8 U22,U15 pin2 The voltage is about +3.3V U20 pin2 The volta g e is about +1.8V U21 pin2 The voltage is about +1.25V U17 pin2

  • CONFIDENTIAL – DO NOT COPY Page 9-6 File No. SG-0295 N0 Yes Yes N0 Yes TROUBLE OF DDC READING Start Analog DDC OK? Support DDC1/2B 1. VGA cable ok? 2. Check signal (U22 to P1) 3. Check U22 Voltage 4. Is compliant protocol? HDMIDDC OK? Support DDC1/2B 1. HDMI cable ok? 2. Check signal (U19 to P9) 3. Check signal (U31 to P7) 4. Check signal (U30 to P8) 5. Is c

  • Vizio VO420E - 42" LCD TV, CONFIDENTIAL – DO NOT COPY Page 9-7 File No. SG-0295 Yes N0 N0 N0 Yes Yes N0 Yes Yes (TV_SIDE, AUDIO) IS NOT DISPLAY CORRECTLY Start Input signal good? 1. Check Audio source 2. Check the player of source Input correct? 1. Check signal of Main Board 2. Check amplifier (J5) Check amplifier OK? END Check signal correct? Check MT8380 audio out ,R578 & R580 Check 12V of U33

Related Products and Documents (LCD TV):

Comparable Devices:

# Manufacturer Model Document Type File Updated Pages Size
1 Yamaha QX-21 Owner's manual yamaha/qx-21-286.pdf 07 Oct 2022 36 1.77 Mb
2 ATCOM APBX IP02 Operation & user’s manual atcom/apbx-ip02-9FR.pdf 18 Oct 2023 49 1.76 Mb
3 GE JRP24BD1BB Owner's manual ge/jrp24bd1bb-B38.pdf 07 Dec 2022 28 1.69 Mb
4 Tricity Bendix TBDW 41 Instruction book tricity-bendix/tbdw-41-BM6.pdf 18 Jun 2022 8 0.5 Mb
5 Sanyo CLT2024 Operation & user’s manual sanyo/clt2024-3AY.pdf 21 Feb 2023 60 1.19 Mb
6 Bernina Bernette 340 deco Operation & user’s manual bernina/bernette-340-deco-MQH.pdf 13 Jan 2023 75 14.24 Mb

Similar Resources:

  • Panasonic

    TC-L42U12 - 42" LCD TV

    (58 pages)
    © Panasonic Corporation 2009.Unauthorized copying and distribution is a violationof law.ORDER NO.MTNC090322CEB05 Canada: B0742 inch Class 1080p LCD HDTVModel No. TC-L42U12LH91 Chassis …
  • LG

    32LV3000

    (77 pages)
    LED LCD TVSERVICE MANUALCAUTIONBEFORE SERVICING THE CHASSIS,READ THE SAFETY PRECAUTIONS IN THIS MANUAL.CHASSIS : LB01VMODEL : 32LV3000 32LV3000-TANorth/Latin America http://aic.lgservice.comEurope/Africa http://eic.lgservice.comAsia/Oceania http://biz.lgservice.comInternal Use OnlyPrinted in KoreaP/NO : MFL62865338 (1105-REV00) …
  • Philips

    32PFL5206H/12

    (39 pages)
    België/ Belgique0800 80 190 Gratis/Gratuitß chat www.philips.com/supportБългария00800 11 544 24Česká republika800 142 840 Bezplatný hovorDanmark3525 8759 Lokalt opkaldß chat www.philips.com/supportDeutschland0800 000 7520 (kostenfrei)ß chat www.philips.com/supportΕλλάδα0 0800 3122 1280 Κλήση χωρίς χρέωσηEspaña900 800 65 …
  • Philips

    28PW6420

    (2 pages)
    Philipswidescreen TV with Crystal Clear71 cm (28")28PW6420Turn up your viewing experiencewith Crystal ClearThis Widescreen TV comes with a Real Flat picture tube that delivers high-contrast, non-distorted and life-like picture with Incredible Surround sound effect well dispersed via two on-board speakers.Better quality images that reveal more detail� …
  • Samsung

    BN68-02900A-05

    (163 pages)
    © 2010 Samsung Electronics Co., Ltd. All rights reserved.BN68-02900A-05Plasma TVuser manualimagine the possibilitiesThank you for purchasing this Samsung product. To receive more complete service, please register your product atwww.samsung.com/registerModel _____________ Serial No. _____________Contact SAMSUNG WORLDWIDEIf you have any questions or comments …
  • Panasonic

    TC32LX85 - 32" LCD TV

    (50 pages)
    PanasonicOperating Instructions26"/32" Class 720p LCD HDTV(26.0/31.5 inches measured diagonally)Manual de instruccionesTelevision de alta definicion de 720p y clase 26"/32" de LCD(26,0/31,5 pulgadas medidas diagonalmente)Model No. TC 26LX85NQmero de modelo "TC-32LX85(See page 6-14)de inicio(vea la p&gina 6-14)For assistance (U.S. …

Comments, Questions and Opinions: