Huawei DBS3900 Installation Manual page 151

DBS3900 (ICR)
Installation Guide
Figure 15-39 Removing the dustproof cap from the port
Figure 15-40 Installing an optical module
Step 2 Install an optical cable, as shown in
1.
2.
The TX and RX ports on the BBU boards must be connected to the RX and TX ports on the
transmission equipment, respectively.
Figure 15-41 Removing the dustproof caps from the optical cable
Issue 12 (2015-04-30)
Remove the dustproof caps from the connectors at the end labeled 2A and 2B on the optical
cable, and insert the connector into the optical module on the BBU.
Route the other end of the optical cable through the right side on the top of the IMB03.
Then connect it to the external transmission device.
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Figure 15-41 and Figure
15 Installing Cables
15-42.
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