Troubleshooting Charts: Bluetooth Failure 5-55
Bluetooth Failure – Page 3 (Pairing Issue)
3
No
Pairing was successful. If
there were no audio tones
during pairing,they may have
been disabled in the codeplug.
Yes
Resolved
BT Icon
with circle
seen?
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.
Yes
Was audio
heard from
headset?
Yes
Were
measured signals
as expected?
Open radio and check the
front-kit and back-kit flex
connection on keypad board.
Recycle radio power.
No
No
6
Were any
LCD error
messages
displayed?
4
1
7
Yes
No
New issue, try replacing Keypad board.
If issue persists, reload Keypad board
SW using an SREC file and flashzap.
If issue still persists, contact engineering.
Replace Keypad and
Mainboard
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