VX8500
Checking Flow
Start
Yes
Check the voltage of C101
+3.1V_CTP
Yes
Check the signal of Following points
R101, R102, R103
Yes
Check the soldering at
R104~R112
Yes
Check the soldering at
CON105
Yes
Touch key will work
properly
LG Electronics Inc.
No
Check the soldering U205
Yes
Replace
U205
No
Resolder
R104~R112
Resolder
CON105
No
123
No
Resolder
U205