Huawei BTS3900A Installation Manual page 147

BTS3900A(Ver.B)
Installation Guide
Procedure
Step 1 Install the monitoring signal cable between the cascaded CMUAs between the RFC and the
extension TMC11H. Connect one end of the cable to the COM_OUT port on the CMUA in the
fan box of the RFC and the other end to the COM_IN port on the CMUA in the fan box of the
extension TMC11H, as shown in
Figure 12-57 Installing the monitoring signal cable in the scenario of 2 RFCs+2 TMC11Hs (1)
Step 2 Install the monitoring signal cable between the cascaded CMUAs between the extension
TMC11H and the extension RFC. Connect one end of the cable to the COM_OUT port on the
CMUA in the fan box of the extension TMC11H and the other end to the COM_IN port on the
CMUA in the fan box of the extension RFC, as shown in
Issue 01 (2011-10-25)
Figure
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12-57.
Figure
12 Installing the Cables
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