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Radio Shack PRO-70 User Manual

Page 48

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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