Tait International Limited TBCH1A Manuale Utente

Pagina di 138
 
22
Description
TB9400 Installation and Operation Manual
© Tait Limited April 2014
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 
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