Juniper MX2020 Hardware Manual page 296

MX2020 3D Universal Edge Router Hardware Guide
270
NOTE: After powering off a PSM, wait at least 60 seconds before turning it
back on.
To remove a DC PSM (see
NOTE: The minimum number of DC PSMs change, based on the configuration.
With one PSM installed and operational, remove any additional PSM by turning the
1.
power switch to the off (
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.
Loosen the two captive screws on the PSM faceplate.
3.
While grasping the handle on the PSM faceplate with one hand, use your other hand
4.
to guide the PSM away from the chassis.
Pull the PSM straight out of the chassis.
5.
WARNING: Do not touch the power connectors in back of the PSM. It can
get damaged.
Place the PSM module into an antistatic bag.
6.
NOTE: Each PSM slot not occupied by a DC PSM must be covered by a
PSM blank panel.
Figure 121 on page 271):
), position.
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