Huawei DBS3900 Installation Manual page 160

DBS3900 LampSite
Installation Guide
Procedure
Step 1 Remove the dustproof cap from the ANT port to be used on the pRRU.
Step 2 Connect the type N male connector at one end of the pRRU RF jumper to the ANT port at the
bottom of the pRRU in sequence, and use a torque wrench to tighten the connector to 1 N·m
(8.85 lbf·in.), as shown in
Figure 9-18 Installing an RF jumper
Step 3 Connect the other end of the pRRU RF jumper to the external antenna system.
Step 4 Waterproof the connector of the RF jumper by cold shrink sleeve, as shown in
Issue 06 (2015-10-30)
Figure 9-18.
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9 Installing a pRRU3907
Figure 9-19.
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