Troubleshooting Guide (mech)
1262-4100 Rev 2
Sony Mobile Communications AB
– Company Internal
9(41)
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.
Содержание MT25i
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