Vibra Troubleshooting; Bluetooth And Fm Radio Troubleshooting; Bluetooth And Fm Radio Introduction - Nokia 6720 Service Manual

Vibra troubleshooting

Troubleshooting flow

Bluetooth and FM radio troubleshooting

Bluetooth and FM radio introduction

The Bluetooth and FM radio are combined in the same ASIC, so both features are checked when
troubleshooting. The following problems can occur with the Bluetooth and FM radio hardware:
Symptom
Unable to switch on
Bluetooth on phone
user interface.
Page 3 –68
Problem
Open circuit solder joints or
component failure of BTH/
FM ASIC/module BB ASICs or
SMD components.
COMPANY CONFIDENTIAL
Copyright © 2009 Nokia. All rights reserved.
BB Troubleshooting and Manual Tuning Guide
Repair solution
Replacement of Bluetooth/FM ASIC/
module.
RM-424; RM-564
Issue 1