Assignable Software Key Functions - Icom IC-U20SR Operating Manual

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PANEL DESCRIPTION

Assignable Software Key functions

Null
No function�
Emergency
1� Hold down during the Emer SW ON Timer period
to enter the Emergency mode�
2� After the Reminder Timer period has passed, an
Alert-Ring call is automatically transmitted once or
repeatedly�
NOTE: Set the related settings using the
programming software�
L Hold down during the Emer SW OFF Timer period to
cancel the Emergency function before transmitting an
Alert-Ring call�
S-Ring/C-Ring
• Push to make a Smart-Ring call�
• Hold down to make a Call-Ring call�
Scan Start/Stop
• Push to start or cancel a scan�
• When the scan starts with the Power ON Scan
function, push to pause the scan� The paused scan
resumes after the period time entered in the Auto
Reset Timer has passed�
• Hold down this key while a scan pauses by
detecting a signal on a channel, and then the
channel is removed from the scan group�
The removed channel is automatically added to the
scan group after the scan is canceled�
Surveillance
Push to turn the Surveillance function ON or OFF�
When this function is turned ON, the beep does not
sound, and the backlight does not light, even when a
signal is received, or a key is pushed�
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