4. TROUBLE SHOOTING
- 54 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4.3.1 Checking XO Circuit
TP
1
X301
1ZCB19200AB0E
19.2MHz
2
1
3
4
U23
V23
XTAL_19M_IN
XTAL_19M_OUT
Check TP1
(X301)
Check U200
No
Yes
End
TP1