8A083X30 Rev.11
APX Series P25 Interface
DVRS
User’s Guide
January 2019
Page 66 of 94
Digital Mode
– Summary of Features
Digital DVR Mode with P25 Trunking Mode Selected on MSU
The operation described below assumes a DVR Digital mode conventional channel and
P25 Talk Group 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
Yes
Yes
Talk Group Proxying /
Translation
No
Yes
Yes
Outbound Group Call
No
Yes
Programmable
Outbound Private Call
No
Yes
Yes
MSU Microphone PTT
Keys up MSU only
As programmed
As programmed
Inbound Group Call
No
Yes
Yes (Local Side)
Inbound Private Call
No
Yes
Yes
Inbound Call Alert
No
Yes
Yes
PSU Talk Permit Tones
No
Yes
Yes
PSU Emergency Alarm & Call
Yes (after activation)
Yes
Yes
PSU Emergency Revert
No
Yes
Yes
PSU Emerg. ID Pass Through
Yes (after activation)
Yes
Yes
PSU Remote DVRS Activation &
Steering
Yes
– Call Alert
Yes
– Call Alert
Yes
– Call Alert
Failsoft / Out of Range / Site
Trunking Indication on PSU
No
Yes
No
PSU Local Mode Indication
No
No
Yes
DVR Primary / Secondary Voting
No
Yes
Yes
DVR Tones
– MSU Speaker
No
Yes
Yes
PSU Radio Check / Inhibit
No
Yes
Yes
PSU Location
No
Yes
Yes
PSU P25 Trunking OTAR
No
Yes
Yes
PSU Patch
No
Yes
Yes
PSU Dynamic Regrouping
No
Yes
Yes
PSU Selector Lock /Unlock
No
No
No
PSU Phone Interconnect
No
Yes (Full duplex
only)
Yes (Full duplex
only)
PSU Adaptive Power Control
No
Yes
Yes
Audio Buffering
No
Yes
Yes
P25 Encryption
No
Yes
Yes
PSU Scan
No
No
No
PSU Announcement Group
No
No
No
PSU Status / Message
No
Status only
Status only
PSU Group Services
No
Yes
Yes
PSU PTT ID
No
Yes
Yes
LOP (Location on PTT)
No
Yes
Yes
