Troubleshooting - Radio Shack 20-162 User Manual

Additional Information

Troubleshooting

Problem
Scanner is on but
will not scan.
Scanner won't
work at all.
Keypad doesn't
work.
is flashing.
Poor or no
reception.
Invalid Freq or
Invalid Channel
appears.
Scanner is not
acquiring a data
channel.
Cause
SQUELCH is not
adjusted correctly.
Only one channel
or no channels are
stored.
Scanner is not
receiving power.
The AC adapter or
DC adapter is not
connected.
The keylock func-
tion is activated.
Batteries are low.
Batteries are weak
or completely
discharged.
Antenna loose.
Programming
error.
SQUELCH is not
correctly adjusted
for trunk scanning.
Frequency used
for the data chan-
nel is missing
76
Solution
Adjust SQUELCH.
Store frequencies into
more than one chan-
nel.
Recharge the re-
chargeable batteries
or replace the alkaline
batteries.
Be sure the adapter's
barrel plug is fully
plugged into the DC
9V 300 mA jack.
Press /KEYLOCK
until disappears.
Recharge the re-
chargeable batteries
or replace the alkaline
batteries.
Check the batteries
or make sure the AC
adapter or DC adapter
is connected properly.
Make sure an antenna
is connected to the
scanner.
Re-enter the frequency
correctly, including the
decimal point.
Adjust squelch for
trunk scanning. See
"Setting Squelch for
the Trunking Mode"
on p. 46
Press SCAN to search
for the data channel.
See "Programming
Trunked Frequencies"
on p. 46