Troubleshooting Guide (mech)
1261-4721 Rev 3
Sony Mobile Communications AB
– Company Internal
23(62)
Problem Areas: Microphone
1.8.2 Secondary Microphone
Check:
Inspect the secondary m
icrophone„s external port on the
Cover Rear Sub Assy.
Action:
1. If clogged
– clean the port.
2. If the port is damaged
– replace the Cover Rear Sub
Assy.
Check:
Inspect the mesh of the secondary microphone on the
Frame Rear Assy.
Action:
1. If dirty
– clean it.
2. If the mesh is damaged
– replace the Frame Rear Assy.