Huawei BBU3900 - Electricity Safety

1 Changes in the BBU3900 Hardware
Maintenance Guide
This describes the changes in the BBU3900 Hardware Maintenance Guide
03 (2010-06-05)
This is the second commercial release.
Compared with issue 02 (2010-03-05), no information is added.
Compared with issue 02 (2010-03-05), this issue incorporates the following changes:
Topic
Change Description
5.4 Replacing the UPEU Some descriptions are optimized.
5.3 Replacing the WMPT
5.9 Replacing the WBBP
Compared with issue 02 (2010-03-05), no information is deleted.
02 (2010-03-05)
This is the first commercial release.
Compared with issue 01 (2008-12-30), this issue includes the following new topics:
l 4.1 Replacing the HEUA
l 4.2 Replacing the AC/DC Power Equipment
l 4.3 Replacing the DCDU-03B
l 4.4 Replacing the AC Surge Protection Box
Compared with issue 01 (2008-12-30), no information is changed.
Compared with issue 01 (2008-12-30), no information is deleted.
BBU3900
Hardware Maintenance Guide 1 Changes in the BBU3900 Hardware Maintenance Guide
Issue 03 (2010-06-05) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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