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29Northstar Explorer VHF Series: 721US, 721EU Operation and Installation Manual
It’s not possible to have both ATIS ON and DSC ON simultaneously. When you enable one, the other will turn
OFF. If DSC and ATIS are both OFF, you must turn DSC ON for normal DSC operation.
The annunciator on the LCD shows you the current mode: if the DSC annunciator is shown, DSC is operational;
if the ATIS annunciator is shown, ATIS is operational.
4-6 DSC Functionality (DSC FUNC)
DSC functionality can be disabled but this is not recommended.
1. Select DSC SETUP, then DSC FUNC.
2. The cursor is at ON. Press ENT or push the rotary knob to enable the DSC functionality and automatically
disable ATIS functionality. The DSC annunciator appears on the screen.
It’s not possible to have both ATIS ON and DSC ON simultaneously. When you enable one, the other will turn
OFF. If DSC and ATIS are both OFF, you must turn DSC ON for normal DSC operation.
The annunciator on the LCD shows you the current mode: if the DSC annunciator is shown, DSC is operational;
if the ATIS annunciator is shown, ATIS is operational.
4-7 Response Type to LL Polling Calls (LL REPLY)
You can set up the radio to respond to an LL polling request in one of three ways:
AUTO automatically replies to an incoming LL polling request from any of your buddies.
MANUAL reply manually or ignore to each incoming LL polling request from your buddies.
OFF ignores all incoming LL polling requests. from your buddies.
1. Select DSC SETUP, then LL REPLY.
2. Select your mode of response and press ENT or
push the rotary knob to confi rm.
DSC SETUP
INDIV REPLY
ATIS MMSID
> ATIS FUNC
ATIS FUNC
> ON
OFF
DSC SETUP
GROUP SETUP
INDIV REPLY
> DSC FUNC
DSC FUNC
> ON
OFF
DSC SETUP
INDIV REPLY
DSC FUNC
> LL REPLY
LL REPLY
> MANUAL
AUTO
OFF