Msu Operating On Tdma (P25, Phase 2) - Futurecom DVRS User Manual

•
If 'Steering in Emergency' is enabled, the DVR will steer and then key up the
MSU. In this case the MSU will re-declare Emergency call on the new (steered
to) channel.
•
If 'Put DVR in Emergency Call State' is Disabled (local PSU and MSU
programmed for Emergency Alarm only), an inbound local PSU call initiated
while the MSU is waiting for emergency ACK, should terminate MSU emergency
and steer the MSU to the corresponding MSU mode/channel without re-declaring
the emergency alarm on the new MSU channel.

MSU Operating on TDMA (P25, Phase 2)

When the MSU is switched to a TDMA capable mode, the DVR can operate in either
Analog, Forced Analog, Forced Analog All or Digital mode.
For Forced Analog & Forced Analog All mode operation, please refer to the Forced
Analog & Forced Analog All Mode section of this document.
When operating on TDMA system, any TDMA specific feature that can cause the MSU
to interrupt an ongoing transmission will also affect the proxying of Local PSU
transmissions to the system. The Local PSU will not receive an indication that its proxy
transmission from the MSU to the system may have gotten
January 2019
8A083X30 Rev.11
APX Series P25 Interface
DVRS User's Guide
interrupted.
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