LG Electronics Inc.
VX8560
Checking Flow: Headset sending path problem
Checking Flow: Headset sending path problem
Check the voltage at R646
Whether its range is 1.65~2.1V ?
YES
YES
3
Check the soldering of U609
NO
YES
Replace U609
Does it work ?
NO
YES
Re-download S/W
Re-solder U609 with heat gun
4
Does it work well ?
NO
YES
Replace Main B/D
6
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