MSU Interface Setup
Field Name
DVR Language
Selection
'English'
'French'
Number of
Impolite Retries
0 - 15
Number of Polite
Retries
0 - 15
Number of
Emergency
0 - 15
Retries
Fast Retries
500 –1500 ms
Timer
Slow Retries
Timer
1000- 5000 ms
Response
Pending Timer
500-2000 ms
Menu Timeout
0 – 120 s
'DVR Menu'
Short DVRS
Button Press
'DVR Activation /
Deactivation'
'None'
Long DVRS
Button Press
'DVR Activation /
Deactivation'
'Permanent
Primary Control'
January 2019
DVRS Installation & Programming Guide – PART II
Range
Specifies the DVR Language
Selection, which should match the
MSU language selection.
Specifies the number of impolite retries
sent by the DVRS to the System upon
receiving an Emergency Alarm from
the PSU.
Specifies the number of polite retries
sent by the DVRS to the System upon
receiving an Emergency Alarm from
the PSU.
Specifies the number of Emergency
retries sent by the DVRS to the
System upon receiving an Emergency
Alarm from the PSU.
Amount of time the DVR will wait for a
response from Trunking system to a
previous request.
Amount of time the DVR will wait to
allow conventional system to respond
to a previous request.
Amount of time the DVR will wait for
an <Application Level Response> after
receiving a <Signaling Level
Acknowledgement>. DVR will stop
retries but hold off from sending any
other Proxy Requests until it receives
an <Application Level Response> from
the FNE or the DVR response pending
period expires.
Specifies the DVR Selection Menu
Timeout
Specifies the Short DVRS Button
press selection assignment.
Specifies the Long DVRS Button press
selection assignment.
APX Series P25 Interface
Description
8M083X25 R14
Notes
If the MSU is using a
different language
selection besides English
or French, the DVR
should be set up for
English.
Applicable to
Conventional MSU
Mode. It is recommended
that a longer sequence is
programmed in the DVR
compared to what is
programmed in the PSU.
Applicable to
Conventional MSU
Mode. It is recommended
that a longer sequence is
programmed in the DVR
compared to what is
programmed in the PSU.
Applicable to Trunked
MSU Mode
Set to 750ms as default
Default setting is 3000
ms.
Set to 750ms as default
0 = No Timeout
Page 91 of 153
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