Sony Xperia Tablet Z Troubleshooting Manual page 53

Problem Areas
2. If the connector on PBA Antenna LTE is damaged –
replace it.
Check:
Inspect the connector of RF Cable to Main PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If the RF Cable or either of the both connectors is
damaged – replace the RF Cable.
3. Replace Main PBA.
Check:
Inspect the contact pins on Main PBA and contact pads on
Diversity antenna.
Action:
1. If dirty or oxidized – clean the pins and pads.
1274-7272 Rev 1
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
53(65)