Huawei AR100 Series Hardware Installation And Maintenance Manual page 101

Huawei
AR100&AR120&AR150&AR160&AR200&AR1200&AR
1600&AR2200&AR3200&AR3600 series Enterprise
Routers
Hardware Installation and Maintenance Guide
Context
To avoid electric shock, do not connect power cables while the power is on.
l Do not power on a router before you finish connecting power cables and network cables.
l Each router has its own power cables delivered as accessories. The power cables can only
be used on the router in the same package and cannot be used on any other device.
NOTE
l The DC power cable parameters vary in different countries or regions. The figures in this section are
l The methods for connecting DC power cables to different routers are the same. The following
Tools and Accessories
l ESD wrist strap
l Phillips screwdriver
l DC power cables
Procedure
Step 1 Verify that the router is reliably grounded.
Step 2 Set the power switch to OFF.
Step 3 Wear an ESD wrist strap. Ensure that the ESD wrist strap is grounded and in a close contact
with your wrist.
Step 4 Connect the DC power cables.
1. Connect one end of the DC power cables to the DC power module of the router.
2. Connect the other end of the power cables to output terminals of the external DC power
supply system.
Issue 05 (2018-07-30)
DANGER
NOTICE
for reference only and may differ from the cables delivered.
procedure connects DC power cables to the AR1220 DC model.
NOTE
The black cable is the -48 V return ground cable and must be connected to the RTN(+) terminal.
The blue cable is the -48 V power cable and must be connected to the NEG(-) terminal.
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6 Installing the AR1200 Series/AR2204/AR2220E/
AR2220/AR2204E Series Routers
95