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Operation
26
storage bank's number while
scanning.
OPEN or CLOSED appears
while the scanner is in manual
mode or while the scanner is
receiving a signal during scanning.
See “Changing the Open/Closed
Mode”onPage68formore
information about setting the open
andclosedmodes.
OPERATION
TURNING ON THE
S
CANNER AND SETTING
S
QUELCH
1. To turn on the scanner, turn
VOLUME clockwise. Welcome
To Dual Trunking
appears. After
about 3 seconds, you might
hear a hissing sound. Then
adjust
VOLUME to a com-
fortable listening level.
2. Turn
SQUELCH fully
counterclockwise until the
indicator points to
MIN,then
turn
SQUELCH clockwise until
the hissing sound stops.
3. To turn off the scanner, turn
VOLUME counterclockwise to
OFF. Ô
STORING KNOWN
F
REQUENCIES INTO
C
HANNELS
Good references for active
frequencies are RadioShack's
Police Call, Aeronautical
Frequency Directory,andMaritime
Frequency Directory. We update
these directories every year, so be
Ô NOTE Ô
• The scanner does
not scan if there
areno frequencies
stored inchannels.
If the scanner
does not scan and
you have already
storedfrequencies
in channels, turn
SQUELCH further
clockwise.
• If the scanner
picks up unwant-
ed, partial, or very
weak trans-
missions, turn
SQUELCH
clockwise to
decrease the
scanner's sen-
sitivity to these
signals. If you
want to listen to a
weak or distant
station, turn
SQUELCH
counterclockwise.
•IfSQUELCH is
adjusted so you
always hear a
hissing sound, the
scanner will not
scan properly.
• To ensure the
scanner operates
properly while in
thetrunking mode,
we suggest you
set SQUELCH
using the steps
listed above.