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4 (34)
2
Hardware Units
The BRU3 consists of two main mechanical parts:
FE Case Bottom Frame
FE Case Top Frame
The FBF comprises:
Weather-protected throughputs for
the cabling
FE Connection Board
FE Power Supply Unit
FE Battery Unit, for power supply backup
FE Adaptation Board
The FTF is hinged to the bottom part and works as a cover as well as a cooling
flange, offering good thermal management for the BRU3. The FTF comprises:
FE Computer Board
FE Modem Board
FE Radio Board
FE Filter Module
FE Heating Unit
BRU3 MANUAL
BRU3 MANUAL, Doc.no: 155 16-ANNA 805 08 Uen, Rev H, 2003-02-07
FBF
(1)
FTF
(5)
FNB
(11)
FPU
(2)
FBU
(3)
FAB
(4)
FCB
(6)
FMB
(7)
FRB
(8)
FFM
(9)
FHU
(10)
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