LG 32LC5DC Service Manual page 20

(4) In the case of becomes unusual display from S-video/AV mode
Is Video input of the AV
Jack(J501) normal?
Yes
Is the FIL8662
normal?
(5) In the case of becomes unusual display from Component, RGB mode
Is R, G, B input and H, V
Sync of the J500 normal?
Yes
Is the FIL8662
normal?
(6) In the case of becomes unusual display from HDMI mode
Is ouput of the HDMI Jack
(J300 or J301) normal?
Yes
Is the SIL9023
(IC302) normal?
Yes
Is the FIL8662
normal?
No
Check the input source.
- Is the source format suportable?
- Is the source device operate well?
- Is the cable connected well?
No
Is the Input voltage, IIC Communication
and HV sync normal?
Check the input source.
No
- Is the source format suportable?
- Is the source device operate well?
- Is the cable connected well?
No
Is the Input voltage, IIC Communication
and HV sync normal?
Check the input source.
No
- Is the source format suportable?
- Is the source device operate well?
- Is the cable connected well?
No
Is the Input voltage, IIC Communication
and HV sync normal?
No
Is the Input voltage, IIC Communication
and HV sync normal?
No
No
No
No
- 20 -
Replace Main board.
Replace Main board.
Replace the IC.
Replace Main board.