Only For Training And Service Purposes - LG GB220 Service Manual

4. TROUBLE SHOOTING
CHECKING FLOW
START < Cal
l >
Check the state of
contact of speaker
Yes
Check the Audio signal
C202,C204
Yes
Check the Audio signal
L304,L305
Yes
Speaker
Working well!!
LGE Internal Use Only
LGE Internal Use Only
No
Replace/Change speaker
No
Change the U101
No
Replace/Change the U200
- 90 -
START < Mp3>
No
Check the state of
contact of speaker
Yes
No
Check the Audio signal
C202,C204
Yes
No
Check the Audio signal
L304,L305
Yes
Speaker
Working well!!
Copyright © 2007 LG Electronics. Inc. All right reserved.

Only for training and service purposes

Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes