Simrad RS90 - Receiving a DSC Test Call

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DSC Procedures | RS90 Operating Manual
Receiving a DSC test call
You can set up the radio to respond to incoming DSC TEST calls with
an automatic response or manual response. To change the option,
see “Setting up DSC test reply” on page 89.
Manual response
1. On receiving a DSC test request, the radio sounds a two-tone alert.
2. Press the [SILENC] soft key to silence the alert.
3. Press the [ACK] soft key to acknowledge the DSC Test Call.
Auto response
• On receiving a DSC test request, the radio automatically replies after
a 10 second delay with an ACK signal.