Hall Element; Hall Element Test Fails - Sony Xperia Tablet Z Troubleshooting Manual

Problem Areas

1.37 Hall element

1.37.1 Hall element test fails

Check:
Inspect the hall sensor on the FPC Assembly Top PBA.
Action:
If the hall sensor is damaged – replace the FPC Assembly
Top PBA.
Check:
Inspect the BtB connector of FPC Assembly Top PBA 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 connector of FPC Assembly Top PBA is damaged –
replace FPC Assembly Top PBA.
4. Replace Main PBA.
1274-7272 Rev 1
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Troubleshooting Guide (mech)
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