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 -
Figure 3-9 shows the typical configurations of the BBU3900 GL.
Figure 3-9 Typical configuration of the BBU3900 GL
BBU3900 UL
Table 3-6 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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