SC230 Paper OM 062206.fm Page 62 Friday, July 21, 2006 7:39 PM

DCS - the scanner only opens squelch if the DCS tone you select is also present with the signal. The scanner then prompts you to 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 16 for a complete list of CTCSS and DCS tones.

Setting Channel Modulation

Menu

program system

E

Select the system

 

E

Edit Group

E

 

Select the group

 

E

Edit Channel

 

E

Select the channel

E

Set Modulation

 

E

This setting controls the demodulation method used for the channel. Select your setting, then press E.

Auto - the scanner uses the default modulation for the frequency (see the table at the front of the manual).

AM - the scanner uses AM (amplitude modulation) for the frequency.

FM - the scanner uses FM (frequency modulation) for the frequency.

NFM - the scanner uses narrowband FM for the frequency.

Note: The default setting is AUTO.

Programming/Editing Optional Settings

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Uniden USC230 owner manual Setting Channel Modulation