Huawei DBS3900 Installation Manual page 145

DBS3900 (ICR)
Installation Guide
Procedure
Step 1 Determine the positions for connecting the inter-BBU signal cables according to the actual
interconnection scenarios.
Step 2 Install the optical modules in BBU 0, as shown in
1.
2.
3.
4.
Figure 15-33 Removing the dustproof cap from the port
Figure 15-34 Installing the optical module
Step 3 Install the BBU inter-connection cable, as shown in
1.
2.
3.
4.
Issue 12 (2015-04-30)
Remove the dustproof caps from the corresponding ports on BBU 0.
Lower the puller on the optical module.
Insert the optical modules into the ports.
Raise the puller on the optical module.
Remove the dustproof caps from the optical connectors at the end labeled 2A and 2B on
the fiber optic cables, and insert the optical connectors into the optical modules in BBU 0.
Route the fiber optic cable to the ports on the BBU1 side.
On BBU 1, install optical modules of the same type as those on BBU 0.
NOTE
Optical modules with the same labels are of the same type.
Remove the dustproof caps from the optical connectors at the end labeled 1A and 1B on
the fiber optic cables, and insert the optical connectors into the optical modules in BBU 1.
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Figure 15-33 and Figure
Figure 15-35 and Figure
15 Installing Cables
15-34.
15-36.
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