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• PTT is pressed.
• A group or system change.
• Entering phone call mode
• Entering individual call mode.
• A new emergency assignment has been received.
• PTT pressed in Public Address Mode.
• An emergency declared or cleared.
• Microphone removed from hookswitch (off-hook).
• Receiving an individual or phone call.
• Receiving Agency, Fleet or System All Call.
• Pressing the
DATA LOCKOUT MODE
The data lock mode is a pre-programmed mode when the radio will not re-
spond to any data channel assignments and prevents receive data calls from
interrupting voice calls. Transmit data calls will still be initiated when
needed by the operator. After a pre-programmed time, the radio will respond
to receive data calls; however, the following conditions will clear the data
lockout mode:
• The
(System Model) or
c
• Transmitting a data call.
• Changing a system.
• An emergency.
• Pressing PTT while in Public Address mode.
• Turning scan on with the SCAN button.
DUAL CONTROL OPERATION
The ORION mobile radio may be programmed to operate from two separate
Control Units. This permits radio operation from two separate locations in
the vehicle. Dual control operation is available in both trunked and conven-
54
button to turn scan on or off.
k
C
(Scan Model) button is pressed.
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