Compass; Compass Fails - Sony Xperia Z1 Troubleshooting Manual

Problem Areas

1.15 Compass

1.15.1 Compass fails

Check:
Inspect the BtB connector of FPC Assembly Relay to Main
PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean it.
3. If the BtB connector or FPC is damaged – replace FPC
Assembly Relay to Main PBA.
Check:
Inspect the compass chip on the FPC Assembly relay.
Action:
1. If the compass chip is damaged – replace the FPC
Assembly relay.
2. Replace Main PBA.
1277-9814 Rev 2
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Sony Ericsson Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
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