8A083X30 Rev.11
APX Series P25 Interface
DVRS
User’s Guide
January 2019
Page 82 of 94
Analog DVR Mode with P25 Phase II (TDMA) Trunking Mode Selected on
MSU
The operation described below assumes a DVR analog mode channel and Phase II
TDMA 9600 Baud trunking mode are selected on the DVR and MSU respectively.
FEATURE
DVR
OFF Mode
DVR
SYSTEM Mode
DVR
LOCAL Mode
DVRS Status Display on MSU CH
VR OFF <DVR CH>
VR SYS <DVR CH>
VR LOC <DVR CH>
PSU Affiliation
No
No
No
Talk Group Proxying
No
No
No
Outbound Group Call
No
Yes
Programmable
Outbound Private Call
No
No
No
MSU Microphone PTT
Keys up MSU only
As programmed
As programmed
Inbound Group Call
No
Yes
Yes (Local Side)
Inbound Private Call
No
No
No
Inbound Call Alert
No
No
No
PSU Leading / Trailing Tones
No
Yes
Yes
PSU Emergency Alarm
Yes (after activation)
Yes
Yes
PSU Emergency Call
No
Yes (group call)
Yes (group call)
PSU Emergency Revert via DVRS
No
Yes
Yes
PSU Emerg. ID Pass Through
Yes (after activation)
Yes
– MDC1200 with
Emerg. Alarm
Yes
– MDC1200 with
Emerg. Alarm
PSU Remote DVRS Activation
Yes
– DTMF
NA
Yes
– DTMF
MSU Mode Steering
No
Yes (PL/DPL)
Yes (PL/DPL)
Failsoft / Out of Range / Site
Trunking Indication on PSU
No
No
No
PSU Local Mode Indication
No
No
No
DVR Primary / Secondary Voting
No
Yes
Yes
DVR Tones
– MSU Speaker
No
Yes
Yes
PSU Radio Check / Inhibit
No
No
No
PSU LOCATION
No
No
No
PSU P25 Trunking OTAR
NA
NA
NA
PSU Patch
No
No
No
PSU Dynamic Regrouping
No
No
No
PSU Selector Lock /Unlock
No
No
No
PSU Phone Interconnect
No
No
No
PSU Adaptive Power Control
No
No
No
Audio Buffering
No
Yes
Yes
PSU Scan
No
No
No
PSU Announcement Group
No
No
No
P25 Encryption
No
No
Programmable
PSU Status / Message
No
Status only
Status only
PSU PTT ID
No
Yes (MDC1200)
Yes (MDC1200)
