Figure 7-68 Installing an RRU power cable
Step 3 In a position 20 cm away from the cable outlet module, strip the jacket for about 25 mm off the
RRU power cable to expose the shield layer. Thread the cable through the ground clip to ensure
full contact between the shield layer and the ground clip, and then tighten the M4 screws on the
clip until the tightening torque reaches 1.2 N·m, as shown in Figure 7-69.
Figure 7-69 Installing a grounding clip
Step 4 Route the cable by referring to 7.5.1 Cabling Requirements, and then use cable ties to bind the
cable.
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.
197
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