Sony Xperia C3 Dual Test Instructions page 4

Troubleshooting Guide (mech)
Always firstly disconnect the Battery FPC BtB connector to cut off power supply when the Sub
Antenna Assy is disassembled.
Always finally connect the Battery FPC BtB connector before the Sub Antenna Assy is
reassembled.
Note: Accelerometer Calibration always must be performed when Board Swap or wrong
Accelerometer readouts; 1289-2983 Trouble Shooting Application – mechanical.
Note: Touch Panel Calibration always must be performed when replacing Display Frame Assy;
1289-2983 Trouble Shooting Application – mechanical.
1290-1679 Rev 3
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