Read LG 26LH200C / 26LH210C (CHASSIS:LP91Z) Service Manual online
- 17 -
Is video
input of the HDMI Jack
normal?(Check JK301,
Same as Block A.
YES
NO
Check the input source.
Check DDC
communication lines(IC300,
IC301_Pin5,6)
Check the IC900, IC901
NO
Check HDCP
communication lines
(IC803)
Check the IC803
NO
YES
YES
JK302)
7. Unusual display from HDMI1/2 mode
All input is no sound?
Is the speaker
on on menu?
Is the speaker
cable normal?
cable normal?
IC800 operate
normally?
Set on speaker
on menu
Check the
Speaker cable
Replace IC800
IC600 operate
normally?
Replace IC800
Replace main board
Only HDMI is
no Sound?
Download the EDID data
Only RF or DTV is
no Sound?
Check the Tuner In/Out
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
8. No Sound
(1) Symptom
- LED is blue
- Screen display bu sound is not output.
- Screen display bu sound is not output.
(2) Check process
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