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
Problem
Repair solution
Unable to switch on
Bluetooth on phone
user interface.
Open circuit solder joints or
component failure of BTH/
FM ASIC/module BB ASICs or
SMD components.
Replacement of Bluetooth/FM ASIC/
module.
RM-424; RM-564
BB Troubleshooting and Manual Tuning Guide
Page 3 –68
COMPANY CONFIDENTIAL
Issue 1
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