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3-5
Operation with a Fist Microphone
Pressing and holding MON/1/25 for 2 seconds toggles the output
power between 1 and 25 watts. While in the 1 Watt mode, the 1W
indicator illuminates on the LCD.
Pressing this key while holding PTT overrides the 1W output setting.
See the Frequency tables in Section 6 for the affected channels.
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16/9 Key
Pressing and releasing 16/9 switches the radio between the current
channel and the Priority Channel (9 or 16).
Pressing and holding 16/9 for 2 seconds toggles the Priority Channel
between 16 and 9.
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D/L
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/ I.C. Key
Pressing and releasing D/L / I.C. switches receiver sensitivity between
Distant (full) and Local (desensitized) modes.
While in the Local mode, the DESENS indicator is illuminated.
Holding D/L / I.C. for 2 seconds toggles on and off the Intercom
function between the microphone on the base station and an optional
remote Full Function Handset. Press PTT to converse with the other
station.
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DSC/ PRI Key
Pressing and releasing the DSC/PRI and D/L / I.C. keys
simultaneously places the radio in DSC mode, which is used to make
Individual Ships Calls, Group Calls, All Ships Calls, and Distress
Calls.
DSC mode may be exited at any time by pressing the 16/9 key.
Pressing and holding DSC/PRI for 2 consecutive seconds returns
Priority control from an optional Second Station Full Function
Handset to the base station. This feature is for immediately taking
radio operation control from the second station in case of an
emergency.
DIM Key
Pressing this key once starts Dimmer mode, which adjusts the
brightness of LCD's backlight.
Each successive press of the DIM key switches the brightness from
Off, to Low, to Medium, to High, then back to Off.