Appendix 4 DVRS Features – P25 DVR Mode &
P25 Trunking Mobile Mode
The operation described below assumes a DVR Digital Mode conventional channel and
P25 Talk Group are selected on the DVR and MSU respectively.
FEATURE
DVRS Status Display on
the O5 / O3 / O5
PSU Affiliation
Talk Group Proxing /
Translation
Outbound Group Call
Outbound Private Call
MSU Microphone PTT
Inbound Group Call
Inbound Private Call
Inbound Call Alert
Talk Permit Tones - PSU
Inbound Emergency Alarm
& Call
Remote DVRS Activation &
Steering
Failsoft / Out of Range /
Site Trunking Indication -
PSU
Local Mode Indication -
PSU
DVR Primary / Secondary
Voting
DVR Tones – MSU Speaker
Radio Inhibit - PSU
Radio Check - PSU
P25 Trunking OTAR - PSU
Patch
Dynamic Regrouping
Phone Interconnect
Adaptive Power Control -
PSU
Emerg. ID Pass Through
Audio Buffering
P25 Encryption
Digital Vehicular Repeater Interfaced to XTL
April 2014
DVRS Installation & Programming Guide – PART II
DVR
OFF Mode
SYSTEM Mode
VR OFF <DVR CH>
VR SYS <DVR CH>
No
No
No
No
Keys up both MSU
Keys up MSU only
programmed not to
No
No
No
No
Yes (after
activation)
Yes – Call Alert
Yes – Call Alert
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
TM
5000 (O3 or O5) or XTL
8M083X01 Rev. 16
DVR
LOCAL Mode
VR LOC <DVR CH>
Yes
Yes
Yes
Programmable
Yes
Keys up DVR only
and DVR.
or both DVR &
(DVR may be
MSU depending
transmit Mic
programming
Audio.)
Yes
Yes (Local Side)
Yes
Yes
Yes
Yes
Yes – Call Alert
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
TM
2500 (M5)
6881013Y39
DVR
Yes
Yes
Yes
on MSU
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
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