Board
Optional/
Mandatory
Maximum
Number
Slot
Restriction
USCU
Optional
1
Slot 0, 1, or 4
It is
preferentially
configured in
slot 4.
UBRI
Optional
1
Slot 2
-
shows the typical configurations of the BBU3900 GL.
Figure 3-9
Typical configuration of the BBU3900 GL
BBU3900 UL
describes the slot assignment principles for the boards in the BBU3900 UL.
Table 3-6
Slot assignment principles for the boards in the BBU3900 UL
Board
Optional/
Mandatory
Maximum
Number
Slot
Restriction
LMPT/UMPT
Mandatory
1
Slot 6
It is configured
only in slot 6.
WMPT/UMPT
Mandatory
1
Slot 7
It is configured
only in slot 7.
LBBP
Mandatory
5
Slot 0, 1, 2, 4, or
5
A single LBBP
is configured
only in slot 2. If
more LBBPs are
required, the
LBBP is
installed, in
descending
order of priority,
in slot 2, 1, 0, 4,
or 5.
BTS3900C (Ver.C)
Hardware Description
3 BTS3900C Modules
Issue 03 (2013-05-27)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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