- 26 -
LGE Internal Use Only
Copyright ©
LG Electronics. Inc. All rights reserved.
Only for training and service purposes
9. HDMI Audio in Trouble Shooting guide
Check JK3202/JK3203
Can you see the normal waveform?
Check Audio AMP output
L5602,L5603,L5604,L5605
This board has big problem
because Main chip (LG1311, IC101) have some troubles.
After checking thoroughly all path once again,
You should decide to replace Main IC or not.
Check input signal format.
Is it supported?
Check AC cable for damage
For damage or open conductor
Replace JK3202/JK3203
Replace L5602,L5603,L5604,L5605
NO
NO
YES
YES
YES
YES
Содержание 49LX761H
Страница 58: ......