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Problem Things to Try
The radio won’t power on.
Check the power connections.
Check the fuse.
Check the master battery switch and branch circuit
that connect to the radio.
The radio won’t transmit.
Make sure you are not in weather or scan mode.
Make sure you are not trying to transmit on a receive-
only channel (see the channels and frequency tables
beginning on page 41).
Make sure you are transmitting at the correct power
level for this channel (see the channels and frequency
tables beginning on page 41).
Make sure the duration of each transmission is less
than 5 minutes.
Noise comes out of the speaker
all the time
Adjust the squelch level; it is probably too low.
I can’t hear anything (no
volume) from the speaker.
Adjust the squelch level; it is probably too high.
I can transmit, but no one can
hear me.
Check your UIC channel settings (see Setting the UIC
channel mode (USA/CAN/INT) on page 10).
The display flashes, and I don’t
know why.
The display will flash if the radio is in a watch mode or
in scan mode. Try turning off scanning, Weather Alert
Watch, or Triple/Dual Watch (see page 11.)
I can’t read the display.
Adjust the contrast and backlight brightness level (see
page 20)
The display is too bright at
night.
Adjust the backlight brightness level.
Turn off the radio; hold CALL-MENU button and turn it
back on (see page 20)
I can’t see any words on the
display.
Reset the radio back to the default brightness level:
turn off the radio; hold the CALL-MENU button and
turn it back on.