Huawei DBS3900 Installation Manual page 131

DBS3900 (ICR)
Installation Guide
l
Issue 12 (2015-04-30)
Figure 15-19 Installing the -48 V DC input power cable
4. Route the other end of the power cable along the cable trough at the rear left of the
IFS06. Then connect the power cable to the external power system, as shown in
15-19.
5. Lay out the cable according to the instructions in
use cable ties to bind the cable.
6. Label the installed cable according to the instructions in Attaching a Cable-Tying
Label.
To install the +24 V DC input power cable, perform the following operations:
1. Cut the cable to a length suitable for the actual cable route.
2. Add an OT terminal to one end of the cable according to the instructions in Assembling
the OT Terminal and the Power Cable.
3. Connect one end of the power cable to the wiring terminals marked + and - on the
wiring unit of the DC/DC power system, as shown in
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15 Installing Cables
15.1 Cabling Requirements, and
Figure 15-20.
Figure
126