Sony Xperia C3 Dual Test Instructions page 51

Problem Areas: Network & Signal
3. If the contact pins are damaged – replace the Sub PBA.
Check:
Inspect the RF connector of RF Cable to the Sub PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean it.
3. If the connector on the Sub PBA is damaged – replace
Sub PBA.
4. If the RF Cable is damaged – replace the RF Cable.
1290-1679 Rev 3
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Troubleshooting Guide (mech)
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