Read LG 37LH200H (CHASSIS:LD91Y) Service Manual online
Check Signal format
Is it supported?
Check the HDMI Cable
YES
YES
Replace MAIN B’D IC 100
MAIN B’D JACK Check
JK600 -> HDMI1
JK601 -> HDMI2
JK601 -> HDMI2
YES
※ This case is that HDMI Video doesn’t display at the some HDMI input, not all.
Making
Revision
2009. 2 . 1
LCD TV
Symptom
HDMI1 or 2 No Video Problem
HDMI1 – ALL MODELS
HDMI2 – Except for 19/22LH250**
HDMI2 – Except for 19/22LH250**
22~42LH200H
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