Uniden Bearcat 880FM, Owner'S Manual

18

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

Verify that modes between Bearcat 880FM and 
other radio match (AM - AM or FM - FM).
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, visit 
the Uniden website (www.uniden.com) for troubleshooting and FAQ 
information.