Irda Test; Irda Test Fails - Sony Xperia Tablet Z Troubleshooting Manual

Problem Areas

1.30 IrDA Test

1.30.1 IrDA test fails

Check:
Inspect the external window area of USB connector.
Action:
1. If dirty – clean it.
Check:
Inspect the IR LED and IR photo diode on the FPC
Assembly Top PBA.
Action:
1. If dirty – clean it.
Check:
Inspect the BtB connector of the 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 BtB connector or FPC of the FPC Assembly USB
PBA is damaged – replace the FPC Assembly USB PBA.
4. Replace Main PBA.
1274-7272 Rev 1
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
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