M900/M1800 BTS3X Series Base Transceiver Station
Hardware Description Manual
3 Board
Issue 01 (2006-11-18)
Huawei Technologies Proprietary
3-77
Figure 3-50
TRB layout of the BTS30 and the BTS3006A
ON
S2
F_ID0
F_ID1
F_ID2
F_ID3
ON
S1
ID3
ID5
ID6
ID4
!
DIP switch settings of TRB have already been finished before delivery. Therefore, do not
change the settings unless necessary.
!
TRB, as the transceiving unit backplane, is in the TRX frame. For the BTS30 or the
BTS3006A, the DIP switch on the TRB can only be seen after removing the TRX in the
slot of TRX5 and for the BTS312 or the BTS3012A, the TRXs in the first and the third
slot of each frame should be removed.
lists functions of the DIP switches on the TRB. Note that S1 and S2 must be set
together.