Sony Xperia Z1 Troubleshooting Manual page 65

Problem Areas: Charging
3. If the contact pins of the FPC Assy Charger Pad are
damaged – replace the FPC Assy Charger Pad.
Check:
Inspect the BtB Connector of the Battery to Main PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean the both sides of the BtB
connector.
3. If the BtB connector, the Battery FPC or the Battery is
damaged – replace the Battery.
4. Replace Main PBA.
1279-7185 Rev 1
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
65(68)