48
TROUBLESHOOTING
If you have problems, here are some suggestions that might help. If
none do, take your scanner to your local RadioShack store for as-
sistance.
PROBLEM POSSIBLE CAUSE REMEDY
Keys do not work or 
display changes at 
random.
Undetermined error. Reset the scanner (see 
“Resetting the Scanner” 
on Page 49).
Scanner is on but 
will not scan.
SQUELCH is not 
correctly adjusted.
Adjust SQUELCH clock-
wise.
Only one channel or 
no channels are 
stored.
Store frequencies into 
more than one channel.
Scanner is totally 
inoperative.
No power. Check the batteries or 
make sure the scanner 
is plugged into a working 
AC or DC outlet.
Be sure the adapter’s 
barrel plug is fully 
plugged into the 
POWER jack.
Recharge the recharge-
able batteries or replace 
the non-rechargeable 
batteries.
The scanner’s dis-
play dims or the 
scanner sounds a 
tone every 15
–
30 
seconds.
Batteries are not 
correctly installed.
Make sure the batteries 
are installed with the 
proper polarity (+ to + 
and 
–
 to 
–
).
Batteries are low. Recharge the recharge-
able batteries or replace 
the non-rechargeable 
batteries.
Keypad does not 
work.
The keylock func-
tion is activated.
To turn off the keylock, 
press KEYLOCK until 
K/L
 disappears.
20-513.fm  Page 48  Wednesday, August 4, 1999 2:39 PM