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2
BIIS 1200 OPERATION
■ BIIS 1200 operation
The Binary Interchange of Information and Signalling (BIIS)
1200 standard is the best choice to add a data service to an
existing system. It enables digital communications, signalling
and message exchanges with analog transceivers.
The BIIS system provides calling features such as Individual,
Group, and Emergency calls, as well as enables receiving
and transmitting status messages and SDM.
NOTE: During BIIS 1200 operation, dPMR operation is
disabled.
■ BIIS display
The following displays appear in BIIS 1200 operation.
CONNECT : When an acknowledgement of an Individual or
Group call is received.
: When an acknowledgement of a message (sta-
OK
tus message or SDM) is received.
: When no acknowledgement of a call is re-
FAILED
ceived.
: While transmitting.
WAIT
CLR DOWN : When a connection is terminated.
: When the operating channel is busy.
BUSY
3
■ Receiving a call
D Receiving an Individual call
q When an Individual call is received:
• Rings sound.
• " " appears and the mute is released.
• "
" appears or blinks, depending on the pre-programmed set-
tings.
• Your own ID (or name) and the calling station's ID (or name)
blink.
Appears
Appears or blinks
0001
1234
BIIS CALL
TXCE MON
w While holding down [PTT], speak into the microphone at
your normal voice level.
e Release [PTT] to receive.
Appears
r After the communication is finished, push [Moni (Audi)] to
send a 'Clear down' signal to terminate the connection.
• Either you or the calling station can send a 'Clear down' signal.
• " " disappears, "CLR DOWN" appears for approximately 2 sec-
onds, and the transceiver automatically returns to the stand-by
CALL BIIS
TXC
mode.
Your own ID
Calling station's ID
Appears or
blinks
1234
Own ID
1111
Calling station ID
TXCE
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