Problem Areas
1.26 FM Radio
1.26.1 No/Poor FM Radio reception
Check:
Inspect the external port of the Audio Jack.
Action:
If dirty or oxidized – clean it.
Check:
Inspect the contact pins on the Audio Jack and the contact
pads on the RCV Flex FPC.
Action:
1. If dirty or oxidized – clean the pads and pins.
2. If the pins are damaged – replace the Audio Jack.
Check:
Inspect the BtB connector of the RCV Flex FPC to the PBA.
Action:
1. If not properly connected – disconnect and reconnect.
2. If dirty or oxidized – clean it.
1266-5087 Rev 1
Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
42(57)