Replacing An Mx2020 Three-Phase Delta Ac Power Distribution Module; Module - Juniper MX2020 Hardware Manual

MX2020 3D Universal Edge Router Hardware Guide
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Replacing an MX2020 Three-Phase Delta AC Power Distribution Module

Removing an MX2020 Three-Phase Delta AC Power Distribution Module
510
Switch on the customer site circuit breakers to provide voltage to the AC power cord.
17.
Remove the ESD grounding strap from the approved site ESD grounding point. See
18.
the instructions for your site. Reconnect the strap to one of the ESD points on the
chassis.
Verify the LED on the PDM faceplate is lit steadily, indicating that the AC terminal
19.
block is receiving power.
Switch the power switch on the PSM to the on (
20.
router components.
NOTE: After a PDM is powered on, it can take up to 60 seconds for status
indicators—such as the LEDs on the PDM, the command output displays,
and messages on the LED display on the craft interface—to indicate that
the PDM is functioning normally. Ignore error indicators that appear during
the first 60 seconds.
Preventing Electrostatic Discharge Damage to an MX2020 Router on page 558
MX2020 Three-Phase Delta AC Power Distribution Module Description on page 86
MX2020 Three-Phase Delta and Wye AC Power Distribution Module LEDs on page 91
Connecting AC Power to an MX2020 Router with Three-Phase Delta AC Power
Distribution Modules on page 249
Troubleshooting the MX2020 Power Subsystem on page 541
MX2020 AC Power Cord Specifications on page 154
MX2020 Three-Phase Delta AC Power Distribution Module Specifications on page 163
Removing an MX2020 Three-Phase Delta AC Power Distribution Module on page 510
1.
Installing an MX2020 Three-Phase Delta AC Power Distribution Module on page 514
2.
Before you remove a three-phase delta AC PDM, be aware of the following:
WARNING: Before performing AC power procedures, disconnect all power
sources. To ensure that all power is
panel board that services the AC circuit, switch the circuit breaker to the
position, and tape the switch handle of the circuit breaker in the
) position to provide power to the
|
, locate the circuit breaker on the
OFF
Copyright © 2015, Juniper Networks, Inc.
OFF
OFF position.