Connecting An Mx240 Ac Power Supply Cord; Replacing An Mx240 Dc Normal-Capacity Power Supply; Removing An Mx240 Dc Power Supply - Juniper MX240 Hardware Manual

See Also

Replacing an MX240 DC Normal-Capacity Power Supply

Copyright © 2019, Juniper Networks, Inc.

Connecting an MX240 AC Power Supply Cord

To connect the AC power cord:
Locate a replacement power cord with the type of plug appropriate for your
1.
geographical location (see
page 46).
Connect the power cord to the power supply.
2.
Insert the power cord plug into an external AC power source receptacle.
3.
Route the power cord appropriately. Verify that the power cord does not block the air
4.
exhaust and access to router components, or drape where people could trip on it.
Switch the AC input switch on the each power supply to the on (
5.
the status LEDs on the power supply faceplate. If the power supply is correctly installed
and functioning normally, the
LED is not lit.
Preventing Electrostatic Discharge Damage to an MX240 Router on page 380
AC Power Cord Specifications for the MX240 Router on page 46
MX240 AC Power Electrical Safety Guidelines and Warnings
Removing an MX240 DC Power Supply on page 315
1.
Installing an MX240 DC Normal Capacity Power Supply on page 317
2.

Removing an MX240 DC Power Supply

Before you remove a power supply, be aware of the following:
NOTE: The minimum number of power supplies must be present in the router
at all times.
WARNING: Before performing DC power procedures, ensure that power is
removed from the DC circuit. To ensure that all power is off, locate the circuit
breaker on the panel board that services the DC circuit, switch the circuit
breaker to the off position, and tape the switch handle of the circuit breaker
in the off position.
Chapter 4: Maintaining, Installing and Replacing Components
"AC Power Cord Specifications for the MX240 Router" on
and LEDs light steadily, and the
AC OK DC OK
| ) position and observe
PS FAIL
315