Troubleshooting; Resetting Your Scanner - Radio Shack 20-136 Owner's Manual

Troubleshooting

Problem
Scanner is on but SQUELCH is not adjusted correctly. Adjust SQUELCH.
will not scan.
Only one channel or no channels
are stored.
Scanner won't The AC adapter is not connected. Be sure the adapter's barrel plug is fully
work at all.
is flashing. Batteries are low.
Batteries are not installed.
shows
(not flashing).
Poor or no Antenna loose.
reception.
Scanner is receiving interference or
electrical noise,
Error appears. Programming error.

Resetting your Scanner

If the scanner's display locks up or stops operating properly, you might need
to reset the scanner. Caution: This procedure clears all the information you
have stored in the scanner. Before you reset the scanner, try turning it off and
on again to see if it begins working properly. Reset the scanner only when
you are sure it is not working properly.
1. Unplug the AC adapter and remove the batteries from the scanner.
2. While holding down 2, 9 and PSE, plug the AC adapter back into the
scanner. CLEAr appears for about 2 seconds as the scanner clears its
memory.
Note: Do not turn off the scanner again until CLEAr disappears.
Otherwise, the scanner might not clear its memory properly.
Follow these steps to restore the 150 preprogrammed frequencies stored in
the private bank.
1. Unplug the AC adapter and remove the batteries from the scanner.
2. While holding down 3 and ENT/PROGRAM, plug the AC adapter back
into the scanner. LOAd appears for about 2 seconds as the scanner
restores the frequencies.
Cause
Store frequencies into more than one
channel.
plugged into the DC 12V 400 mA jack.
Replace batteries.
Install batteries.
Make sure an antenna is connected to
the scanner.
Move the scanner or its antenna away
from the source. Change the height or
angle of the antenna.
Re-enter the frequency correctly, includ-
ing the decimal point.
27
Additional Information
Solution