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TB9400 Installation and Operation Manual
Description
25
© Tait Limited March 2015
1.7.3
Intermodule Communications
A system control bus and a subrack interconnect board link the modules in
the subrack and carry alarm and control signaling between the reciter and
the other modules, as shown in
the subrack and carry alarm and control signaling between the reciter and
the other modules, as shown in
Specific configuration settings for dual base stations are described in
Figure 1.7
Intermodule communication paths
Fan
IC
2
RS-485
RS-485
I C
2
Fan
Fan
PA 1
mP
Subrack Interconnect Board
Reciter 1
mP
Front Panel
Fan 3:
PMU
Fan 1:
Reciter 1/
PA 1
Fan 2:
Reciter 2/
PA 2
User
Controls
PMU
mP
I C Current
Source
2
RS-485
RS-485
Fan
PA 2
mP
Reciter 2
mP