Figure 7-31 Installing a fastening bar
(1) Fastening bar
Step 6 Lift the cabinet onto the trapezoidal rack, use four M12×30 bolts to secure the cabinet on the
trapezoidal rack, and then use a socket wrench to tighten the bolts, as shown in Figure 7-33.
CAUTION
Do not move the cover plates for the round cable holes to avoid entry of water into the cabinet.
Figure 7-32 shows the positions of the cover plates for the round cable holes.
Figure 7-32 Positions of the cover plates for the round cable holes
DBS3900 (Ver.B)
Installation Guide
7 Outdoor Scenario with DC Power Supply (BBU Installed
in a TMC11H)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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