Huawei BTS3900A Installation Manual page 78

BTS3900A(Ver.B)
Installation Guide
Context
Procedure
Step 1 Remove the two M3 screws on the panel, and then pull out the USCU, as shown in
11-19.
Figure 11-19 Removing the USCU.
Step 2 Install a satellite receiver on the USCU, as shown in
1.
2.
3.
4.
There are six mounting holes on the satellite receiver. You need to install only three screws on
the receiver, as shown in
Issue 01 (2011-10-25)
NOTE
Only a dual-satellite receiver needs to be installed onsite.
Remove the three M1.6 screws from the USCU.
Align the mounting holes on the satellite receiver with the bolts on the USCU.
Tighten the three M1.6 screws that were removed in
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
Figure 11-20
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11 Installing Optional Modules
Figure 11-20.
Step 2.1 to 0.1 N·m.
Figure
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