Figure 6-126 Installing a monitoring signal cable between cascaded CMUAs
Step 4 Install a monitoring signal cable between the BBU in the APM30H and the CMUA in the
TMC11H, as shown in Figure 6-127.
1. Connect one end of the monitoring signal cable between the BBU in the APM30H and the
CMUA in the TMC11H to the COM_IN port on the CMUA.
2. Connect the other end to the MON0 port on the UPEU in the BBU.
DBS3900 (Ver.B)
Installation Guide
6 Outdoor Scenario with AC Power Supply (BBU Installed
in an APM30H)
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