3-6 Operation with a Fist Microphone
PTT Key (Fist Microphone)
Pressing the PTT (Push To Talk) key enables the radio's transmitter.
PTT key operation is disabled when the selected channel is either a
Weather channel or a disallowed channel.
The radio is equipped with a 5 minute timeout timer as a safety feature.
After the PTT has been held continuously for 5 minutes, transmission
is discontinued and an alarm sounded until PTT is released.
Trackpad UP Key (Fist Microphone)
This key increments the channel number by 1 each time it is pressed.
If pressed and held, the channel increments at a rate of 10 channels
per second.
!
Trackpad DOWN Key (Fist Microphone)
This key decrements the channel number by 1 each time it is pressed.
If pressed and held, the channel decrements at a rate of 10 channels
per second.
"
16/9 Key (Fist Microphone)
Has the same function as the 16/9 key on the front panel controls.
#
DISTRESS Key (under hinged door on rear of microphone)
The DISTRESS key sends a DSC Distress Call when pressed and
held for 5 seconds.
3.2.2 LCD Display
The following describes the functional characters on the RAY215's LCD.
17
16
5
4
1
3
7
2
11
10
6
14
13
15
9
8
12
Figure 3-2 LCD Display Layout
NMEA indicator
Appears in every operation mode when valid NMEA data is being
received.
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