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Operation with a Full Function Handset
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PTT (Press-to-Talk) key
Pressing this key during normal operation places the radio in Transmit
mode and displays the TX indicator in the LCD. When the key is
pressed in various function modes, the assigned operation is initiated.
Note: After 5 minutes of continuously holding the PTT key, the radio
will automatically stop transmitting. To begin transmitting again,
release the PTT and depress again.
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DISTRESS key
This key is located under the small door labeled DISTRESS on the
back of the handset. Pressing and holding this key for 5 seconds
selects Distress Signal Call mode. Subsequent operations are
described in section 4.4.16.8.
4.2.2 LCD Display
The following describes the functional characters on the RAY215
Handset's LCD.
Figure 4-3 LCD Display Layout
NMEA indicator
Displayed when the radio receives valid NMEA position data. If the
data is invalid or no data is received for a period of time, the indicator
disappears.
FUNC indicator
Displayed when the FUNC key is pressed. Disappears when another
key is pressed, or after no other key is pressed for a period of time.
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WX indicator
Displayed while in Weather Channel mode.