Radio Shack PRO-70 Scanner User Manual


 
48
Keys do not
work or dis-
play
changes.
Undetermined
error.
Turn the scanner
off then on again,
or reset the scan-
ner (see “Reset-
ting/Initializing the
Scanner” on Page
49).
Scanner is
on but will
not scan.
SQUELCH
is not
correctly
adjusted.
Adjust
SQUELCH
clockwise (see
“Turning On the
Scanner and Set-
ting SQUELCH” on
Page 21).
In the scan
mode, the
scanner
locks on fre-
quencies
that have an
unclear
transmis-
sion.
Birdies. Avoid program-
ming frequencies
listed under “Birdie
Frequencies” on
Page 37 or only lis-
ten to them manu-
ally.
PROBLEM
POSSIBLE
CAUSES
REMEDIES
20-310.fm Page 48 Wednesday, August 4, 1999 10:49 AM