Nokia Mobile Phones Customer Care E&A
Technical Services Repair Concepts
5.7 NO/BAD AUDIO IN
Send to
Service Center
Service Manual 8310 Level 2
PAGE 20 (28)
Confidential
No/bad audio in
(Microphone)
Check and
clean pads of
the System
Connector
(LA5 bottom
side).
- connection
Check spring
- optical condition
contacts of the
- mech. condition
Microphone
- corrosion
ok ?
Yes
No
Change
Microphone
No
Yes
ok ?
Copyright 2001 © Nokia Mobile Phones
Approved 2.0
SQX 00288-en MWy
01.10.2001
END