1. Cut the cable to the required length based on the actual cable route.
2. Strip 8 mm long jacket off the cable that is connected to the SLPU.
3. Use the screwdriver to press the bulge of the connector, insert the bare wire of the cable
into the connector, and then loosen the screwdriver to fix the cable. After the cable is
connected, slightly pull the cable to check whether the cable is securely connected.
Step 5 Route the cable by referring to 8.5.1 Cabling Requirements, and then use cable ties to bind the
cable.
Step 6 Label the installed cables by referring to Attaching an L-Shaped Label.
----End
8.4.4 (Optional) Installing an EMUA
This section describes the procedures for installing an EMUA and related cables in a +24 V DC
APM30H. An EMUA can be installed in a reserved 1 U space in the +24 V DC AMP30H based
on actual requirements.
Prerequisite
The tools such as the screwdriver and ESD gloves are available.
Context
Table 8-4 describes the cables related to the EMUA.
Table 8-4 Cables related to the EMUA
Cable List
One End The Other End Remarks
Power
cable for
the
EMUA
RTN(+)
cable
M4 OT terminal Cord end
terminal
Black, 1.5 mm
2
, two
wires in black and
blue
NEG(-) cable M4 OT terminal Cord end
terminal
EMUA monitoring
signal cable
DB9 male connector RJ45 connector Black
Procedure
Step 1 Use four screws to install the EMUA in the TMC11H cabinet, as shown in Figure 8-48.
Figure 8-48 Installing the EMUA in the cabinet
DBS3900 (Ver.B)
Installation Guide
8 Outdoor Scenario with DC Power Supply (BBU Installed
in a +24 V DC APM30H)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
251
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