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LCD MONITOR TV
SERVICE MANUAL
CHASSIS : LP92C
MODEL : M227WAP
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL63261604(1002-REV00)
North/Latin America
Europe/Africa
Asia/Oceania
M227WAP-PMM
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea
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Summary of Contents for LG M227WAP-PMM
- Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LCD MONITOR TV SERVICE MANUAL CHASSIS : LP92C MODEL : M227WAP M227WAP-PMM CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL63261604(1002-REV00) Printed in Korea...
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Page 2: Table Of Contents
PRODUCT SAFETY ..................3 SPECIFICATION ..................6 ADJUSTMENT INSTRUCTION ...............13 TROUBLE SHOOTING ................19 BLOCK DIAGRAM...................23 EXPLODED VIEW .................. 24 SVC. SHEET ....................- 2 - Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes... -
Page 3: Product Safety
CAUTION Please use only a plastic screwdriver to protect yourself from shock hazard during service operation. Copyright LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes... - Page 4 Alternatively, obtain and wear a commercially available discharging wrist strap device, which should be removed to prevent potential shock reasons prior to applying power to the Copyright LG Electronics. Inc. All right reserved. - 4 - LGE Internal Use Only Only for training and service purposes...
- Page 5 CAUTION: Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures. Copyright LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes...
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Page 6: Specification
4 CCFL (4 lamps) Response Time Rising Time : 1.3 + Falling Time : 3.7 Typ. Color Gamut Normal 72% Panel(CIE1931) Copyright LG Electronics. Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes... - Page 7 HDMI version 1.3 , Support HDCP Audio Input (3EA) RGB-PC/ DVI Audio Component L/R Input CVBS Earphone out (1EA) Antenna, AV, Component, RGB-PC, HDMI1 Copyright LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes...
- Page 8 Humidity : 20 % ~ 80 % Storage Environment Temp : -10°C~60°C non condensing Humidity : 5 % ~ 90 % non condensing Copyright LG Electronics. Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes...
- Page 9 C: Interval between top of active area and bezel D: Interval between bottom of active area and bezel Active Area Bezel Copyright LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes...
- Page 10 HDTV 1080I 50Hz, 1920*1080 56.25 148.5 HDTV 1080P 1920*1080 67.432 59.94 148.350 HDTV 1080P 1920*1080 67.5 60.00 148.5 HDTV 1080P Copyright LG Electronics. Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes...
- Page 11 HDTV 1080I 50Hz 1920*1080 67.432 59.94 148.350 HDTV 1080P 1920*1080 67.5 148.5 HDTV 1080P 1920*1080 56.250 148.5 HDTV 1080P 50Hz Copyright LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...
- Page 12 Swivel Force *Appearance Gap spec Appearance General Refer to Standard of LG(55)G1-1020 Front: 0.5 mm Back & Bottom : 1.0 m Copyright LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...
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Page 13: Adjustment Instruction
3) SCL : 15 pin maker, inch and market. 4) SDA : 12 pin 5) Tact time : about 2min Copyright LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes... - Page 14 (2) Click the connect button and confirm “Dialog Box”. (3) Click the Config button and Change speed E2PROM Device setting : over the 350Khz Copyright LG Electronics. Inc. All right reserved. - 14 - LGE Internal Use Only Only for training and service purposes...
- Page 15 MODEL : 216 in Pattern Generator(720P/60Hz 100% Color Bar Mode) PATTERN : 65 in Pattern Generator( MSPG-925 SERISE) Adjustment pattern (COMPONENT ) Copyright LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only Only for training and service purposes...
- Page 16 579A 22428(HDMI) 579C Year 2009 Version Analog : 1 Digital : 1 Revision Analog : Digital : Model Name M227W Copyright LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes...
- Page 17 - Enter the DDC adjustment mode at the same time heat- run mode when pushing the power on by power only Copyright LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes...
- Page 18 4) RGB ( PC: 1920 x 1080 @ 60Hz) 5) DVI ( PC: 1920 x 1080 @ 60Hz) 6) HDMI 7) PC Audio In Copyright LG Electronics. Inc. All right reserved. - 18 - LGE Internal Use Only Only for training and service purposes...
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Page 19: Troubleshooting
TROUBLESHOOTING 1. TV/CATV doesn’ t display Copyright LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes... - Page 20 2. AV, Component doesn’ t display Copyright LG Electronics. Inc. All right reserved. - 20 - LGE Internal Use Only Only for training and service purposes...
- Page 21 3. RGB-PC doesn’ t display Copyright LG Electronics. Inc. All right reserved. - 21 - LGE Internal Use Only Only for training and service purposes...
- Page 22 4. HDMI doesn’ t display Copyright LG Electronics. Inc. All right reserved. - 22 - LGE Internal Use Only Only for training and service purposes...
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Page 23: Block Diagram
BLOCK DIAGRAM Copyright LG Electronics. Inc. All right reserved. - 23 - LGE Internal Use Only Only for training and service purposes... -
Page 24: Exploded View
X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright LG Electronics. Inc. All right reserved. - 24 - LGE Internal Use Only Only for training and service purposes... - Page 25 LGE comfidencial PDF created with pdfFactory Pro trial version www.pdffactory.com Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
- Page 26 LGE comfidencial PDF created with pdfFactory Pro trial version www.pdffactory.com Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
- Page 27 LGE comfidencial PDF created with pdfFactory Pro trial version www.pdffactory.com Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
- Page 28 LGE comfidencial PDF created with pdfFactory Pro trial version www.pdffactory.com Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
- Page 29 LGE comfidencial PDF created with pdfFactory Pro trial version www.pdffactory.com Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
- Page 30 LGE comfidencial PDF created with pdfFactory Pro trial version www.pdffactory.com Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
- Page 31 LGE comfidencial PDF created with pdfFactory Pro trial version www.pdffactory.com Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...