8M083X25 R14
APX Series P25 Interface
DVRS Installation & Programming Guide
–
PART II
January 2019
Page 91 of 153
MSU Interface Setup
Field Name
Range
Description
Notes
DVR Language
Selection
‘English’
‘French’
Specifies the DVR Language
Selection, which should match the
MSU language selection.
If the MSU is using a
different language
selection besides English
or French, the DVR
should be set up for
English.
Number of
Impolite Retries
0 - 15
Specifies the number of impolite retries
sent by the DVRS to the System upon
receiving an Emergency Alarm from
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.
Number of Polite
Retries
0 - 15
Specifies the number of polite retries
sent by the DVRS to the System upon
receiving an Emergency Alarm from
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.
Number of
Emergency
Retries
0 - 15
Specifies the number of Emergency
retries sent by the DVRS to the
System upon receiving an Emergency
Alarm from the PSU.
Applicable to Trunked
MSU Mode
Fast Retries
Timer
500
–1500 ms
Amount of time the DVR will wait for a
response from Trunking system to a
previous request.
Set to 750ms as default
Slow Retries
Timer
1000- 5000 ms
Amount of time the DVR will wait to
allow conventional system to respond
to a previous request.
Default setting is 3000
ms.
Response
Pending Timer
500-2000 ms
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.
Set to 750ms as default
Menu Timeout
0
– 120 s
Specifies the DVR Selection Menu
Timeout
0 = No Timeout
Short DVRS
Button Press
‘DVR Menu’
‘DVR Activation /
Deactivation’
Specifies the Short DVRS Button
press selection assignment.
Long DVRS
Button Press
‘None’
‘DVR Activation /
Deactivation’
‘Permanent
Primary Control’
Specifies the Long DVRS Button press
selection assignment.
