c1-01 earpiece/headset & light problem SOLVEDhistory:
water damage but phone is still alive
dismantle the phone and clean headset socket and DRY
then apply jumper on lcd connector pin 2 as shown on the snapshots
OR see THIS LINK
If you have Wifi signal problems make this tested and working!
This how i solved no vibrator crack in board.
This how i solved Charging Complete after insert cable it was damaged NTC and Batt Temp in board.