No Raster - LG 37LF65 Service Manual

3. No Raster

(1) Symptom
1) No OSD and image occur at screen.
2) It maintains the condition where the front LED is green
(2) Check follow
Does minute
discharge
At Module?
Yes
Is the LVDS
cable normal?
Yes
Is the IC700 (FLI8548)
Output normal?
No
Is the inverter on?
Yes
Check the LCD
Module
No
Reconnect the LVDS cable in P800.
No
Replace the VSC
Is output the normality
No
Low/High voltage except
stand-by 5V?
- 26 -
No
Replace the Power
board.