Step 7: Providing Power To The Router; Connect Ac Power; Connect Dc Power - Juniper M320 Quick Start Manual

M320 Multiservice Edge Router Quick Start

Step 7: Providing Power to the Router

Connect AC Power

Connect DC Power

24
Depending on your configuration, the M320 router uses either AC or DC power supplies.
Connect AC Power on page 24
Connect DC Power on page 24
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and connect
1.
the strap to one of the ESD points on the chassis.
Switch the circuit breaker on the power supply faceplate to the off position (
2.
Insert the appliance coupler end of a power cord into the appliance inlet on the power
3.
supply faceplate.
Wrap the cable restraint around the power cord. Tighten the cable restraint retainer
4.
screw to hold the power cord in place.
Turn the circuit breaker for each power supply to the on position (
5.
The OUTPUT OK LED on the power supply faceplate should blink, then light steadily.
Ensure that the voltage across the DC power source cable leads is 0 V and that there
1.
is no chance that the cable leads might become active during installation.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and connect
2.
the strap to one of the ESD points on the chassis.
Ensure the grounding cable is attached to a proper earth ground and to the chassis.
3.
Switch the circuit breaker on the power supply faceplate to the off position (
4.
Remove the clear plastic cover protecting the terminal studs on the faceplate.
5.
Secure the power cable lugs to the terminal studs for each power supply, first with
6.
the locking washers, then with the nuts (see
27 lb-in. (3.05 Nm) and 33 lb-in (3.73 Nm) of torque to each nut.
Attach the positive (+) DC source power cable lug to the
a.
Attach the negative (–) DC source power cable lug to the
b.
Make sure the cables are not touching or in the way of any router components (see
7.
Figure 10 on page 25). Route the positive and negative DC power cables through the
top and bottom of the cable restraint. Tighten the cable restraint retainer screw to
hold the power cord in place.
Replace the clear plastic cover over the terminal studs on the faceplate.
8.
) to boot the router.
|
Figure 10 on page 25). Apply between
RETURN (return) terminal.
(input) terminal.
–48V
Copyright © 2016, Juniper Networks, Inc.
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