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Service Manual

 

VF550M_LGD 

 

VF550M_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 VINC. 
 
 
FCC INFORMATION 
This equipment has been tested and found to comply with the limits of a Class B digital device, 
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection 
against harmful interference in a residential installation. This equipment generates, uses and can 
radiate radio frequency energy, and if not installed and used in accordance with the instructions, 
may cause harmful interference to radio communications. However, there is no guarantee that the 
interference will not occur in a particular installation. If this equipment does cause unacceptable 
interference to radio or television reception, which can be determined by turning the equipment off 
and on, the user is encouraged to try to correct the interference by one or more of the following 
measures -- reorient or relocate the receiving antenna; increase the separation between 
equipment and receiver; or connect the into an outlet on a circuit different from that to which the 
receiver is connected. 
 
FCC WARNING 
To assure continued FCC compliance, the user must use a grounded power supply cord and the 
provided shielded video interface cable with bonded ferrite cores. Also, any unauthorized changes 
or modifications to Amtrak products will void the user’s authority to operate this device. Thus VINC 
Will not be held responsible for the product and its safety. 
 
CE CERTIFICATION 
This device complies with the requirements of the EEC directive 89/336/EEC with regard to 
“Electromagnetic compatibility.”  
 
SAFETY CAUTION 
Use a power cable that is properly grounded. Always use the AC cords as follows – USA (UL); 
Canada (CSA); Germany (VDE); Switzerland (SEV); Britain (BASEC/BS); Japan (Electric 
Appliance Control Act); or an AC cord that meets the local safety standards. 
 

 
 

Содержание VF550M - 55" LCD TV

Страница 1: ...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 VF550M_LGD _LC550WUD SBA...

Страница 2: ...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...

Страница 3: ...ications However there is no guarantee that the interference will not occur in a particular installation If this equipment does cause unacceptable interference to radio or television reception which c...

Страница 4: ...t of screen display 6 High quality 1920X1080 pixel by pixel display 7 Smoothing function enables display of smooth texts and graphics even if image with resolution lower than 1920X1080 is magnified 8...

Страница 5: ...ce White 500 cd m2 Center 1point Typ Viewing Angle CR 10 Viewing angle free R L 178 Min U D 178 Min Power Consumption Total 267 56 W Typ Logic 7 56 W Back Light 260W Weight 19 8Kg Typ Display Mode Tra...

Страница 6: ...4000 ft 7 DIMENSIONS Physical dimension Unit mm With Stand Without stand a Height 860 79 912 14 b Width 1307 49 1307 49 c Depth 125 75 342 42 8 WEIGHT Physical weight a Net 34 0 1 0 kg without base 4...

Страница 7: ...ouch 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 mate...

Страница 8: ...teels should be a machine screw if not it causes metallic foreign material and deal LCM afatal blow 9 Please do not set LCD on its edge 9 3 Electrostatic Discharge Control Since a module is composed o...

Страница 9: ...refully by people who are electrically grounded and with well ion blown equipment or in such a condition etc 2 When the module with protection film attached is stored for a long time sometimes there r...

Страница 10: ...Source A PICTURE Picture Mode Custom Standard Movie Game Vivid Football Golf Basketball Baseball a Backlight 0 100 b Brightness 0 100 c Contrast 0 100 d Color 0 100 e Tint 32 32 f Sharpness 0 7 g Adva...

Страница 11: ...Fixed Variable h Lip Sync 0 5 i Reset Audio Mod C TV a Tuner Mode Cable Antenna b Auto Search c Partial Channel Search d Scan Mode Analog Digital Analog Digital e From Channel 1 135 or 2 69 f To Chann...

Страница 12: ...Full Stretch Normal Panoramic e Input Naming f CC f 1 CC Off CC1 CC2 CC3 CC4 Service1 Service2 Service3 Service4 Service5 Service6 f 2 Digital CC Style g H V Position g 1 H Position 0 64 ATV support...

Страница 13: ...rogressive j System Reset j 1 Setup Wizard j 2 Reset All Setting RGB Mode A PICTURE a Auto Adjust b Backlight 0 100 c Brightness 0 100 d Contrast 0 100 e Color Temperature f H Size 0 255 g H Position...

Страница 14: ...guage English Espanol Francais b PIP b 1 PIP Mode Off PIP POP b 2 PIP Source TV b 3 PIP Position TL BR b 4 Size Small Medium Large b 5 Audio Source Main or PIP c Sleep Timer Off 30Minutes 60Minutes 90...

Страница 15: ...g 2 Color Enhancement Off Normal Rich Color Green Flesh Green Blue g 3 Advanced Adaptive Luma Off Low Medium Strong Extend g 4 Backlight Control Off DCR OPC g 5 Color Temperature g 6 Smooth Motion g 7...

Страница 16: ...um Large b 5 Audio Source Main or PIP c Sleep Timer Off 30Minutes 60Minutes 90Minutes 120Minutes d Wide Zoom1 Zoom2 Full Stretch Normal Panoramic e Input Naming f H V Position f 1 H Position 0 64 f 2...

Страница 17: ...ium Strong h 2 Color Enhancement Off Normal Rich Color Green Flesh Green Blue h 3 Advanced Adaptive Luma Off Low Medium Strong Extend h 4 Backlight Control Off DCR OPC h 5 Color Temperature h 6 Smooth...

Страница 18: ...Large b 5 Audio Source Main or PIP c Sleep Timer Off 30Minutes 60Minutes 90Minutes 120Minutes d Wide Zoom1 Zoom2 Full Stretch Normal Panoramic e Input Naming f H V Position f 1 H Position 0 64 f 2 V P...

Страница 19: ...TIAL DO NOT COPY Page 3 10 File No SG 0300 h System Info h 1 Model Name h 2 Version h 3 Revision h 4 Source Type h 5 Resolution h 6 V Freq h 7 Progressive i System Reset i 1 Setup Wizard i 2 Reset All...

Страница 20: ...onnector 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 backli...

Страница 21: ...gnal good 1 Check video 2 Check DVD player U11 input correct 1 Check VIDEO signal 2 Check signal between U11 IF IN AV mode LVDS output correct 1 Check U11 DV33 DV10 AV33 AV12 2 Check Y2 is OK 1 Check...

Страница 22: ...put signal good 1 Check video 2 Check host s setting P5 input correct 1 Check signal between P5 2 Check power 12V 5V U11 input correct 1 Check signal between U14 P1 2 Check U11 Clock 27MHZ 3 Check U11...

Страница 23: ...es Yes N0 N0 Yes Yes HDMI IS NOT DISPLAY CORRECTLY Input signal good Start 1 Check video 2 Check host s setting U11 no data out 1 Check U11 power 2 Check between signals U11 3 Check U11 clock 27MHZ 1...

Страница 24: ...Yes Yes N0 N0 N0 N0 N0 N0 N0 N0 Yes Yes Yes Yes Yes TROUBLE OF DC DC CONVERTER Start J1 PIN10 11 12 J1PIN2 3 4 J5 PIN 1 2 The voltage is 5VSB 1 Check power board 2 Check power cable connection J1 U1 p...

Страница 25: ...DC OK Support DDC1 2B 1 VGA cable ok 2 Check signal U35 to P13 3 Check U35 Voltage 4 Is compliant protocol HDMIDDC OK Support DDC1 2B 1 HDMI cable ok 2 Check signal U17 to P7 3 Check signal U19 to P8...

Страница 26: ...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 J11 Check amplifier O...

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