LG KG110 - Page 68

4. TROUBLE SHOOTING
67
Earphone detect problem
Earphone sending path problem
Download S/W
Replace m ain
board
Voltage at R242 = 0V?
1
Resolder R244
No
No
4
Yes
Does i t work wel l Downl oad SW
Is there signal across R243 a
few tens or hundreds VAC
Resolder R243
Replace U204
1
Does i t work wel l
Re p l a c e
mai nbor d
4
No
No
No
Yes
No
No
Yes
Yes
Earphone detect problem