Troubleshooting Charts: Bluetooth Failure 5-51
Bluetooth Failure – Page 3 (Pairing Issue)
BT Icon
with circle
seen?
Yes
No
Pairing was successful. If
there were no audio tones
during pairing, they may have
been disabled in the codeplug.
Using an oscilloscope, verify
the Bluetooth signals are within
the expected voltages and
timings by measuring the test
points from table 6-6 and using
the waveforms in sections 6.17
and 6.18 to verify the signals
are expected.
Was audio
heard from
headset?
Yes
No
Were
measured signals
as expected?
Yes
No
Were any
LCD error
messages
displayed?
Yes
No
Open radio and press down
on expansion board near LF
coil. Recycle radio power.
Replace
expansion board.
New issue, try replacing expansion board.
If issue persists, reload expansion board
SW using an SREC file and flashzap.
If issue still persists, contact engineering.
Resolved
3
7
6
1
4
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