Huawei DBS3900 Installation Manual page 263

DBS3900 (Ver.B)
Installation Guide
Figure 8-45 Installing the surge protection transfer cable for monitoring signals
1.
2.
3.
Step 4 Install the external dry-contact monitoring signal cables, as shown in
Figure 8-47 External dry-contact monitoring signal cables
Issue 06 (2011-09-15)
Connect one end of the cable to the OUT0 port on the USLP2 in slot 3 of the SLPU.
Connect the other end of the cable to the EXT_ALM0 port on the UPEU in the BBU.
Connect the other three surge protection transfer cables for monitoring signals by referring
to Figure 8-46.
Figure 8-46 Connections of surge protection cables for monitoring signals
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8 Outdoor Scenario with DC Power Supply (BBU Installed
in a +24 V DC APM30H)
Figure 8-47.
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