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8M083X25 R14
APX Series P25 Interface
DVRS Installation & Programming Guide
–
PART II
January 2019
Page 117 of 153
Forced Analog DVR Mode - Operation and Programming Overview
Forced Analog Mode is a hybrid mode in which the communications between the DVRS
and the ‘DVRS Enabled’ P25 PSU are P25 digital, while the voice communications are
‘forced’ to be analog when the MSU is on a non-P25 channel / Talkgroup. Forced analog
mode i
s used only when the Local PSUs are ‘DVRS Enabled’. When the MSU is on analog
conventional or 3600 Baud Trunking (analog or digital),
the DVR ‘forces’ the ‘DVRS
Enabled’ PSU to transmit analog voice. When the MSU is on a P25 channel / Talkgroup,
the DVRS and PSU operate in P25 digital mode. At all times the signaling between the
DVRS Enabled PSUs and the DVRS is digital P25. The DVRS must be on a DVR channel
programmed for ‘F.Analog’ mode as described in the
‘Repeater Channel Setup Menu’
section.
IMPORTANT!
Generic P25 PSUs cannot operate with a DVRS in Forced Analog Mode when MSU
is on an Analog or Type II Trunking system.
IMPORTANT!
The PSU and DVR PL/DPLs must be programmed to be properly matched. The DVRS
Enabled PSU must be programmed for mixed receive in order to be able to program
PL on a ‘DVRS Enabled’ channel.
Forced Analog All DVR Mode- Operation and Programming Overview
Forced Analog All Mode is a hybrid mode in which the communications between the DVRS
and the
‘DVRS Enabled’ P25 PSU are P25 digital, while the voice communications are
‘forced’ to be analog for all MSU channels. At all times the signaling between the DVRS
Enabled PSUs and the DVRS is digital P25. The DVRS must be on a DVR channel
programmed for ‘F.Analog All’ mode as described in the
‘Repeater Channel Setup Menu’
section.
IMPORTANT!
Generic P25 PSUs cannot operate with a DVRS in Forced Analog All Mode.
IMPORTANT!
The PSU and DVR PL/DPLs must be programmed to be properly matched. The DVRS
Enabled PSU must be programmed for mixed receive in order to be able to program
PL on a ‘DVRS Enabled’ channel.