Advertisement
LCD TV
RGB Video OK ?
YES
Check the PC Audio Cable
YES
Check MAIN B'D JK401
YES
MAIN B'D
C2015 (Right Sound)
C2016 (Left Sound)
signal ?
NO
Check MAIN B'D
C2015, C2016
Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
RGB, HDMI-PC No Audio Problem
Symptom
Replace MAIN B'D JK401
NO
Replace MAIN B'D IC 100
YES
Making
2009. 2 . 1
Revision
20/25
LGE Internal Use Only
Advertisement
