DVRS Features by PSU Type – Motorola Infrastructure
When the PSU user is out of system radio coverage, the PSU can be switched to a
dedicated DVR channel so that the PSU can communicate via the DVRS. The features
available to the PSU user depend on the PSU type, programming and selected mode.
The table below specifies what features are supported by the different PSU types.
PSU FEATURE SUPPORT BY
DVRS
Registration / Deregistration
Talk Group Proxying / Translation
Announcement Group
Phone Interconnect
Dynamic Regrouping
Selector Lock / Unlock
Emergency Call / Alarm
Emergency ID Pass Through
PSU Emergency Revert
P25 Encryption
Call Alert /Page
System Status Broadcast (Failsoft,
Out Of Range, Site Trunking)
Local Mode Indication
Automatic Revert to TA when no
Adaptive Power Control
Talk Permit Tones (generated by
Leading / Trailing Tones (sent over
Radio Check / Radio Inhibit
P25 Trunking OTAR
PSU Group Services
PSU LOCATION
Remote DVR Activation by PSU
Remote DVR Activation by PSU
Emergency Alarm
End to End digital on TDMA P25
Table 2 DVRS Features vs Type of PSU
Note 1 When selecting a DVR Mode on the Generic P25 PSU, it registers upon first Group Call. Generic
PSU is deregistered after a preprogrammed timer counting the period of inactivity expires.
Note 2 Supported only with MDC1200 capable portables.
Note 3 Analog PSU is registered on the P25 system with its MDC1200 ID.
Note 4 Requires firmware R12.00.13 or later in the XTS 'DVRS Enabled' PSU and R07.00.05 or later if
using APX 'DVRS/VRX Enabled' PSU.
Note 5 The PSU models that can be programmed as DVRS Enabled are described in
January 2019
DVRS Enabled
PSU [Note 5]
Yes
Yes
Group Calls
Yes
PSU PTT ID
Yes
Private Calls
Yes
No
Yes
Patch
Yes
Yes
No
Yes
Yes
PSU Hot Mic
Yes [Note 4]
Yes
Yes
Yes
Yes
Yes
Yes
DVR
Programmable
Yes
PSU)
No
the air)
Yes
Yes
Yes [Note 7]
Yes
PSU SCAN
No
Yes (Call Alert)
Yes
Yes[Note 8]
Phase 2
8A083X30 Rev.11
APX Series P25 Interface
DVRS User's Guide
Generic
Analog PSU
P25 PSU
Yes [Note 1]
Yes [Note 3]
Yes
Yes
Yes
Yes [Note 2]
No
No
No
No
No
No
Yes
Yes
Yes [Note 2]
No
Yes
Yes
Yes
No
No
No
Yes [Note 6]
No
No
Yes
No
No
No
No
Yes (Call Alert)
Yes (DTMF)
Yes
(MDC1200)
No
Table 6
No
Yes
No
No
No
No
No
No
Yes
No
Yes
No
No
No
No
No
No
No
Yes
No
No
No
No
No
Yes
No
.
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