2. Align the mounting holes on the satellite receiver with the bolts on the USCU.
3. Tighten the three M1.6 screws that were removed in Step 2.1 to 0.1 N·m.
4. Connect one end of the RF jumper to the RF port on the satellite receiver and the other end
to the GPS port on the USCU.
CAUTION
There are six mounting holes on the satellite receiver. You need to install only three screws on
the receiver, as shown in Figure 11-29
Figure 11-29 Installing the satellite receiver on the USCU
(1) Satellite receiver
(2) RF jumper
Step 3 Install the USCU equipped with the satellite receiver into the BBU, and tighten the screws on
the USCU to 0.6 N·m.
DBS3900 (Ver.B)
Installation Guide
11 Indoor Scenario with DC Power Supply (BBU Installed
on a Wall)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
396
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