Tait International Limited TBCK4B Manual Do Utilizador
DRAFT 4
112
Appendix B – Inter-Module Connections
TB9400 Installation and Operation Manual
© Tait Electronics Limited September 2011
Single 50 W
Base Station
The connections between modules at the front of a single 50 W
base station
are shown below.
DC Supply
The PA is powered by a direct connection from the PMU. The other
modules in the subrack are powered from the PMU via the subrack
interconnect board. The DC supply to the reciter is via the system control
bus ribbon cable.
modules in the subrack are powered from the PMU via the subrack
interconnect board. The DC supply to the reciter is via the system control
bus ribbon cable.
Single 50 W
base station
inter-module connections
b
28 VDC output for PA
g
transmit reverse input
c
not used
h
system control bus and 28 VDC input
d
system control bus
i
transmit forward output
e
transmit reverse output
j
transmit forward input
f
28 VDC input
1)
28 VDC output to subrack interconnect board
PMU
reciter
PA
b
d
e
f
g
h
i
j
d
1)
c