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Programming/Editing Optional Settings
scanner then prompts you to enter or scroll to the
desired tone.
DCS - the scanner only opens squelch if the DCS tone
you select is also present with the signal. The scanner
then prompts you to enter or scroll to the desired tone.
Set Lockout - the scanner does not stop on the
channel if the tone you select is present. The scanner
prompts you to select a CTCSS or DCS tone.
Notes:
• The default setting is Off.
• See “What is CTCSS/DCS?” on Page 20 for a
complete list of CTCSS and DCS tones.
Setting the System Frequency
Modulation
Srch/CloCall Opt
Set Modulation
Auto - the scanner uses the default modulation for
the frequency band.
AM - the scanner uses AM (amplitude modulation) for
the frequency band.
FM - the scanner uses FM (frequency modulation) for
the frequency band.
NFM - the scanner uses narrowband FM for the
frequency band.
WFM - the scanner uses wideband FM for the
frequency band.
Note: The default setting is Auto.
This setting controls the modulation method used for
the frequency band. In most cases, if you leave this
set to Auto, the scanner automatically selects the
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