
8M083X25 R14
APX Series P25 Interface
DVRS Installation & Programming Guide
–
PART II
January 2019
Page 54 of 153
Using the Tweaker Programming Software On-Line
To use the Tweaker on-line the following is required:
1. Tweaker software installed on the PC.
2. Powered up DVRS.
3. Programming cable (USB cable directly connected to the DVR or Motorola
programming cable connected to the MSU control head).
Setting up Communications with the DVR
1. Ensure the USB cable is plugged into your PC and connected to the USB port on the
DVR.
2. Ensure the DVRS is powered up. Note that the DVR may be connected to DC power
but will power up only when the MSU interfaced to it is powered up.
3.
If connecting to the MSU control head IP Ethernet port, ensure the ‘Connect to Control
Head’ field on the Ports screen in Tweaker is set to ‘Yes’.
Ports
Field Name
Range
Description
Notes
COM Port
na
Automatically selected and used
when connecting directly to the DVR
USB Port.
Connect to
Control Head
Yes
No
Set to ‘Yes’ when PC is connected to
the MSU Control head IP Ethernet
port.
Set to ‘No’ when connecting directly
to the DVR USB Port.
Default setting is ‘No’
MSU IP
Read Only
Applicable only when connecting to
the MSU Control Head.
DVRS IP
Read Only
Applicable only when connecting to
the MSU Control Head.
DVRS Port
Read Only
Automatically assigned field.
Programming
Mode for MSU
Yes
No
When set to ‘Yes’ the MSU is placed
into programming mode whenever
the DVR is being programmed.
When set to ‘No’ the MSU is still fully
functional while the DVR is being
programmed.
Default and recommended
setting is ‘Yes’.
Reading the DVR Electronic Label
The Electronic Label of the DVR contains information regarding the firmware currently
loaded in the DVR, the hardware model and serial number.
To read the DVR Electronic Label, select
DVR Info
from the
Repeater Setup Menu
:
The electronic label can be read either on-line or by loading a previously saved .epr or
.dpd file.
NOTE:
An .epr file contains the personality and calibration data of a specific DVR unit. A .dpd file
contains the personality settings of a DVR unit. Used for ‘cloning’.
The .dpd file does not carry the DVR/VRX1000 ID.