Sony Xperia TX LT29i Working Instructions page 133

Problem Areas: Network & Signal
Check:
Inspect the connector of the RF Cable to the Sub Board
Assy.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If the connector or the pins of the Sub Board Assy is
damaged – replace the Sub Board Assy.
Check:
Inspect the connector of RF Cable to the PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If the RF Cable is damaged – replace it.
3. Replace board.
1266-5087 Rev 1
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
51(57)