2. OPERATION
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7 Select channels and select menu items. The S and T keys on the
microphone can also be used to select channels and menu items.
In the PA or Fog mode, change the output volume of the connected
horn speaker.
8
(POWER)
Power the transceiver on and off. To turn the transceiver on, press and
hold this key until the LCD turns on. To turn it off, press and hold this key
until the LCD turns off. When the power is turned on, the transceiver is
set to the last-selected channel.
9 MIC connector Connector for the supplied noise-canceling speaker microphone.
10 1 When in the radio mode, this key directly inputs the digit 1 in a channel
number.
E R Directly input the digit 2 in a channel number.
UN → E Memori e the selected channel into the
transceiver scan memory for scanning. Repeat the same procedure
( UN → E ) to delete the channel from the scan memory. See
section 2.10 Scanning for details.
SAN R Directly input the digit 3 in a channel number.
UN key→ SAN key Start and stop scanning on programmed
channels. This function depends on scanning type setting. See
section 2.10 Scanning for details.
4 R Directly input the digit 4 in a channel number.
UN key→4 key Access the LCD Dimmer menu. See
section 2.7 Backlight Ad ustment for details.
R Directly input the digit 5 in a channel number.
UN key→ key Activate the intercom mode between the radio
and the Handset. See section 2.13 Intercom Operation for details.
R Directly input the digit 6 in a channel number.
UN key→ key Scan for voice communications on the priority
channel and another selected channel until a signal is received on ei-
ther channel (Dual Watch). See section 2.9 Dual Watch (To CH16)
for details.
SR R Directly input the digit
7 in a channel number.
UN
key→ S
R key Operate the oice Scrambler function
when the optional F P-42 oice Scrambler Unit is installed. See
section 2.15 oice Scrambler (option) for details.
PA R Directly input the digit 8 in a channel number.
UN key→ PA key Operate the 30 Watt PA function. See
section 2.12 PA HAIL, FOG HORN Operation for details.
G R Directly input the digit 9 in a channel number.
UN key→ G key Operate the Fog Horn function. See
section 2.12 PA HAIL, FOG HORN Operation for details.
In the radio mode, directly input the digit 0 in a channel number.
LR Cancel the menu selection and/or key input.
Press and hold the key to recall the previously selected NOAA weath-
er channel from any channel. Press and hold the key again to revert
to the previously selected working channel.
ENT Confirm the menu selection and/or key input.
UN Activate the Alternate key function.
11 STRESS Send a DSC Distress Alert. See section 3.3.1 How to transmit a DSC
Distress Alert .
N.