Sony Ericsson W850 Troubleshooting Manual, Mechanical page 15

Problem Area Items to Check
Visually inspect whether the half to half
flex film is properly connected to its
connector on the navigation key foil
assy and the PCB
If the issue has not been resolved !
4/000 21-1/FEA 209 544/104 A
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Company Internal Sony Ericsson Mobile Communications AB
Trouble Shooting Guide, Mechanical
Repair Action
•
If improperly connected – Re-establish
proper connection.
•
If half to half flex is damage – Replace
it.
•
If BtB connector on the PCB is
damaged - Send to electrical repair.
•
Replace receiver
Reference Image
Main flex connector
Half to half flex connector
15(42)