Nokia RM-596 Service Manual page 104

Symptom
Unable to switch on Bluetooth on
phone user interface
Able to send data file to another
Bluetooth device, but unable to
hear audio through functional
Bluetooth headset
Able to switch on Bluetooth on
phone user interface, but unable
to detect other Bluetooth devices
Problems connecting to specific
manufacturer/model Bluetooth
accessory (specific Bluetooth
profile supported by phone and
accessory in product
specification)
Able to turn on FM radio and
Bluetooth on phone user
interface, but unable to detect
local FM radio stations with FM
headset inserted
Able to perform scans to detect
local FM radio stations with
functional FM headset inserted,
but unable to hear FM audio
through headset
Users may experience the following problems resulting in functional phones being returned to the repair
centre:
Symptom
Bluetooth feature does not
operate as desired with another
Bluetooth device
Poor FM radio reception (unable
to detect many radio stations)
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Problem
Open circuit solder joints or
component failure of BOB
module or SMD components
Open circuit solder joints or
component failure of BOB
module (PCM interface)
Open circuit solder joints or
detached component in
Bluetooth antenna circuit
Possible interoperability issue
with accessory fixed in recent
Nokia phone software release
(check Nokia Service Bulletin for
the latest information)
Open circuit solder joints or
detached component in FM
antenna circuit
Open circuit solder joints or
detached component in FM
receiver audio path between
Bluetooth/FM ASIC and headset
Problem
Bluetooth Profile implemented
in Bluetooth accessory not
supported in Nokia phone
Nokia headset not being used
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BB Troubleshooting and Manual Tuning Guide
Repair solution
Replacement of BOB module
Replacement of BOB module
Repair of Bluetooth antenna
circuit
Update phone software to
the latest version if advised
in Nokia Service Bulletin
Note: The phone
Bluetooth Address and
software version are
displayed by pressing
*#2820# when Bluetooth
is on.
Repair of FM receiver antenna
circuit
Repair of FM audio circuit
Repair solution
Use Bluetooth accessory with
Bluetooth profiles supported
by phone
Use Nokia headset
RM-596
Issue 2