8M083X25 R14
APX Series P25 Interface
DVRS Installation & Programming Guide
–
PART II
January 2019
Page 77 of 153
Analog Setup
Field Name
Range
Description
Notes
System Mode
Tones
– Trailing
Enable /
Disable Check
box.
Enables or Disables the Trailing Tones
sent by the DVR to the Local PSUs to
indicate state of the transmission.
The tones are sent at the end of LPSU
transmission.
Affects Analog DVR
Mode when used with
Trunked MSU mode
only. The tones are
heard by all LPSU users
that are on the selected
DVR channel since they
are sent over the air (not
generated in the LPSU).
System Mode
Tones
– Lead
Enable /
Disable Check
box.
Enables or Disables the Lead Go Ahead
Tones sent by the DVR to the Local
PSUs to indicate successful /
unsuccessful system channel access.
The tones are sent at the beginning of
LPSU transmission. The LPSU user
needs to do ‘double PTT’ in order to be
able to hear the Lead tones.
Affects Analog DVR
Mode when used with
Trunked MSU mode
only. The tones are
heard by all LPSU users
that are on the selected
DVR channel since they
are sent over the air (not
generated in the LPSU).
Local Mode
Tones
– Trailing
Enable /
Disable Check
box.
Enables or Disables the Trailing Tones
sent by the DVR to the Local PSUs to
indicate successful / unsuccessful DVR
transmission. The tones are sent at the
end of LPSU transmission.
The tones are heard by
all LPSU users that are
on the selected DVR
channel since they are
sent over the air (not
generated in the LPSU).
Local Mode
Tones
– Lead
Enable /
Disable Check
box.
Enables or Disables the Lead Go Ahead
Tones sent by the DVR to the Local
PSUs to indicate successful /
unsuccessful DVR transmission. The
tones are sent at the beginning of LPSU
transmission. The LPSU user needs to
do ‘double PTT’ in order to be able to
hear the Lead tones.
Affects Analog DVR
Mode when used with
Trunked MSU mode
only. The tones are
heard by all LPSU users
that are on the selected
DVR channel since they
are sent over the air (not
generated in the LPSU).
Portable Trunk
Simulated
Access
Enable /
Disable Check
box.
Enabled only when the PSU user is
expected to do ‘Double PTT’ and
Leading Tones are enabled.
Busy Lockout
MBX2
Compatibility
Enable /
Disable Check
box.
When Enabled, the DVR changes its
voting algorithm, so it is compatible with
Mobexcom II VRs.
Busy Lockout
ID
0 - 127
If MBX Compatibility is Enabled, each
DVR/VR needs to be programmed with a
different ID. Larger fleets may have
duplicate IDs programmed, preferably in
different operation areas.
Busy Lockout
Master Bit Clr
Time
0
– 180
minutes
If enabled (set to >0), the last DVR that
was voted a Primary will have a priority
in the next voting for the duration of the
timer. The timer is reset every time a
DVR is voted a Primary.
Default setting is 0 i.e.
Disabled and all DVRS
units have the same
chance of becoming a
Primary during every
voting. Applicable only
when MBX2 compatibility
is enabled.
DTMF Remote
Control Code
Up to 5 digits.
Upon receiving a matching DTMF
sequence from a PSU, the DVR switches
from OFF or Local to System Mode. The
DVR and PSU must be programmed with
the same DTMF sequence.
The PSU must be
programmed with * as
the last DTMF sign, for
example 1234*.
