
Troubleshooting Guide (mech)
1279-7185 Rev 1
Sony Mobile Communications AB – Company Internal
30(68)
Problem Areas
1.14 GPS
1.14.1 GPS malfunctions
Check:
Inspect the Diversity/GPS antenna contact pads on Sub
Antenna Assy and the contact pins on Main PBA.
Action:
1. If dirty or oxidized – clean the pads and pins.
2. If the Diversity/GPS
antenna contact pads or
Diversity/GPS antenna film is damaged – replace the Sub
Antenna Assy.
3. If the contact pins on main PBA is damaged – replace
Main PBA.