Figure 216: Removing The High Capacity Ac Power Supply Modules - Juniper PTX5000 Hardware Manual

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Make sure that the voltage across the AC power cord is 0 V and that there is no chance
4.
that the AC power cord might become active during the removal process. Verify that
the AC input LED on the PDU faceplate is off.
Remove the power supply modules (PSMs) in the front of the chassis from the PDU
5.
to be removed (see Figure 216 on page
Loosen the captive screws on the door covering the PSMs and open the door.
a.
Press down the locking tab and then pull out the PSM by using the ejector handle.
b.
Grasp the ejector handle and pull to eject the PSM.
Slide the PSM halfway out of the chassis. Place one hand underneath the PSM to
c.
support it and slide it completely out of the chassis.
Repeat these steps for the remaining PSMs in the PDU.
d.

Figure 216: Removing the High Capacity AC Power Supply Modules

WARNING: Each High Capacity AC PSM weighs approximately 9.8 lb
(4.5 kg). Be prepared to support the full weight of the PSM as you remove
it from the PTX5000.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
6.
the strap to one of the ESD points on the chassis.
Open the door of the metal wiring compartment.
7.
Chapter 27: Removing and Installing Power System Components
343).
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