Uniden Bearcat 880 CHR, Owner'S Manual

Page: 18 / 24

18
TROUBLESHOOTING
In the event of system malfunction, perform the following procedures:
Problem Suggestion
Unit does not power up Check power cord connections.
Check fuse.
Check vehicle electrical system.
No reception Check microphone connection.
Set CB/PA to CB .
Check VOLUME and SQUELCH .
Check antenna.
Check antenna connection.
Adjust RF Gain .
Poor Reception Check
VOLUME
and
SQUELCH
.
Be sure antenna
SWR
is normal.
Adjust
RF Gain
.
No Transmission Set
CB/PA
switch to
CB
.
Check microphone connection.
Adjust
MIC Gain
.
Low Transmission Adjust
MIC Gain
.
Using MEM/SCAN does not
access channels in memory
Verify that there are channels saved into
memory.
Unit does not work as well as
previously.
Turn the power off then back on. The channels
will reset.
Battery power check returned
FAILLO
or
FAILHI
.
Make sure your power wires have a good
connection.
Check your battery charge; it needs to be fully
charged. Lower voltage will cause a failure.
Check your alternator.
Antenna check returned
FAIL
.
Make sure your antenna ground is good.
Check for damage to the antenna.
Check the SWRs at a CB shop. High SWRs will
damage the radio.
RF power diagnosis check
returned
FAIL
.
Make sure your antenna ground is good.
Check for damage to your antenna.
Check the antenna connection on the back of
the radio. Be sure it is tight.
If you do not get satisfactory results after performing these checks, refer
to www.uniden.com for troubleshooting help.