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MX8550
3
YES
Check the voltage at pin
CON403 Whether its range is
1.65~2.1V
YES
Does it work ?
YES
Does it work well ?
YES
4
LG Electronics Inc.
Checking Flow: Headset sending path problem
Checking Flow: Headset sending path problem
2 of
NO
NO
NO
Check the soldering of U 303
YES
Resolder U 303 with heat gun
Redownload S / W
Replace Main B / D
Replace U303
NO
- 110/148
-
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