Security Mode (Voice Scrambler); Losing Nmea Data; Intercom; Making An Intercom Call - Simrad RS81 Instruction Manual

5.2 Security mode (voice scrambler)

5.3 Losing NMEA data

5.4 Intercom

E04572
For additional security, a voice scrambler function is available
as an optional accessory. The scrambler uses frequency inver-
sion to encrypt the transmission and will allow secure trans-
mission between compatible radios. (See also section 4.3.6.)
To enter security mode, press S
will show "NO SCRM", if the scrambler function is not enabled
in the system. If security mode is enabled, the display will
show "SEC" in the top left-hand corner of the LCD.
To exit press S followed by 16 again, or O
HIFT
NMEA data may be processed by the Dual Station RS81, in
order to transmit the boat's position if a Distress Alert is initiat-
ed. Note, that this is only possible if the second handset installed is
an AHS82.
One minute after NMEA data is lost, the station speakers will
sound an alarm and the display will show "NMEA LOST",
until the operator confirms the warning by pressing either the
O /C or the O key.
N K
If the system has two handsets connected, it is possible to make
an intercom call from one handset to the other.

5.4.1 Making an intercom call

Press S followed by the
HIFT
The display will show "SHIFT", then "INTERCOM" (Fig 5.2).
INT
Fig 5.2 - Making an intercom call
Press O , or use the PTT key to initiate intercom mode. This
K
will trigger the intercom alarm.
followed by 16. The display
HIFT
S key to enter intercom mode.
Q
12
I N T ERCOMA B
Instruction manual
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