4 Replacing the Components in the OMB
4.
4-8
Figure 4-11 Removing the PMU
1
2
Loosen the four M6 screws on the mounting ears of the subrack, and then remove the
subrack, as shown in
Figure
Figure 4-12 Removing the subrack
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4-12.
BBU3900
Hardware Maintenance Guide
Issue 03 (2010-06-05)