Uelp; Figure 5-16 Uelp Panel - Huawei BBU3900 Hardware Description
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Also See for BBU3900:
- Hardware maintenance manual (58 pages) ,
- Installation manual (58 pages) ,
- Description (29 pages)
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5 Auxiliary Devices of the BBU3900
Table 5-13 Configuration principles of the SLPU (1)
Board
UELP
UFLP
When serving as a monitoring signal protection unit for not more than 16 dry contacts, the SLPU
is an optional component, and it is integrated with two USLP2s and installed in the 1 U space
at the bottom of the BBU.
Table 5-14 Configuration principles of the SLPU (2)
Board
USLP2
5.8.3 UELP
Each Universal E1/T1 Lightning Protection Unit (UELP) provides surge protection for four
paths of E1/T1 signals.
Panel
Figure 5-16
Figure 5-16 UELP panel
5-20
Optional/
Mandatory
Optional
Optional
Table 5-14
Optional/
Mandatory
Optional
shows the panel of the UELP.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Maximum
Slot
Quantity
4
Slots 0 to 3
1
Slot 3
lists the configuration principles of the SLPU.
Quantity
Slot
2
Slots 2 and 3
BBU3900
Hardware Description
Configuration
Restriction
The priorities of
the slots in
configuration
are as follows in
descending
order: slot 2, slot
0, slot 1, and slot
3.
If both the
UELP and
UFLP are
configured, the
UFLP is
installed in a slot
with a higher
priority than the
UELP.
Configuration
Restriction
-
Issue 11 (2010-11-10)
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