LG Electronics 42LG6000-ZA, 42LG6100-ZB service manual Block a

Downloaded From TV-Manual.com Manuals Copyright C 2008 LG Electronics. Inc. All Only for training and service purposes

2)In case of abnormal display on the screen in specific mode Symptom

1)The screen does not display the picture from specific input mode (RF,DTV, AV, Component, RGB, HDMI).

Check the followings

In case of abnormal display on the screen when RF mode.

right reserved.

- 19 -

No

Is the tuner OK?

Yes

Block A

Is the RF cable

connected with TV set?

No

Connect the RF cable.

Yes

Is the input voltage and CVBS output

for the tuner OK?

No

Replace the tuner.

Is IC100(FLI106X0H) OK?

No		No
	Is the IIC communication waveform		Replace IC100(FLI106X0H)
	between the tuner and IC100 OK?

In the case of abnormal display on the screen when USB mode.

Is USB 5V Power OK?

Yes

Is USD DP/DM waveform OK?

No

No

Replace IC902

LGE Internal Use Only

Same as Block A