Touch Screen; Touch Screen Malfunction - Sony Xperia neo L Working Instructions

Problem Areas
1.3

Touch Screen

1.3.1 Touch Screen malfunction

Check:
Inspect the touch screen.
Action:
If dirty – clean it.
Check:
Inspect the both sides of the ZIF connector on the Front
Cover Assy and the FPC on the PBA Receiver Flex.
Action:
1. If not properly connected – disconnect and reconnect.
2. If dirty or oxidized – clean it.
Check:
Inspect the Front Cover Assy and its FPC.
Action:
1. If the FPC or the touch screen is damaged – replace the
Front Cover Assy.
Check:
Inspect the both sides of the ZIF connector on the PBA and
the FPC on the PBA Receiver Flex.
Action:
1. If not properly connected – disconnect and reconnect.
2. If dirty or oxidized – clean it.
1262-4100 Rev 2

Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
9(41)