Hardware Buttons Troubleshooting - Nokia RM-849 Service Manual

Hardware buttons troubleshooting

Hardware buttons
troubleshooting
Run Hardware
buttons in
diagnostics
Fail
Clean Buttons metal
surface
Fail
Is any Button
working when
you press ?
Yes
Change PWB
Pass
End
Page 3-44
Change failure
No
Button
COMPANY CONFIDENTIAL
Copyright © 2012 Nokia. All rights reserved.
BB Troubleshooting and Manual Tuning Guide
Pass
RM-849; (Nokia Lumia 610)
Volume up
Bottom
Volume down
Bottom
Power Bottom
CAM Key
Issue 1