LG Electronics 42LG6100-ZB, 42LG6000-ZA service manual Raster

Page 17

Raster

Symptom 1) No OSD and image occur on the screen. 2) It maintains the condition with the front LED is white.

Check the followings

3. No

 

 

Power board.

Replace the

 

No

 

 

 

 

 

 

 

 

 

Low/High voltage outputs properly

except stand-by 5V?

 

 

 

Is

 

 

 

 

 

 

 

 

 

No

 

 

 

 

 

 

 

Yes

 

Inverter

 

 

 

Is the OK?

 

 

 

 

 

 

 

 

No

 

 

 

 

 

 

 

 

 

signal OK?

 

Yes

 

Does Module control

 

 

 

 

 

 

 

 

Check the LCD Module

 

the LVDS cable in P501 or P502.

 

 

 

Reconnect

 

 

Replace the VSC

 

 

 

 

 

 

 

 

No

 

 

 

No

 

 

 

 

 

Yes

 

Is the IC100 (FLI106X0H) Output normal?

 

 

 

Is the LVDS

cable OK?

 

 

 

 

 

 

 

 

Copyright C 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes

- 17 -

LGE Internal Use Only

Downloaded From TV-Manual.com Manuals

Image 17
Contents LCD TV Contents General Guidance Safety PrecautionsElectrostatically Sensitive ES Devices Servicing PrecautionsIC Remove/Replacement General SpecificationTV SpecificationGeneral SpecificationLCD Module Optical FeatureLCD Module RGB Input PC Optical FeatureSETComponent Video Input Y, PB, PR Hdmi input DTV Hdmi DTVMechanical specification Page Application Range Adjustment InstructionPcmcia Card Checking Method Shooting Power BoardNo Power Raster Page Block a Case of abnormal display on the screen when HDMI4 mode Case of no sound Block Diagram Exploded View Only for training and service purposes Pannel Wafer Only for training and service purposes LGE Internal Use Only Jan