Juniper BT8A78CH1, Hardware Overview And Installation Manual

Page: 183 / 228

a. Identify the faulty PEM again and ensure the switch for the PEM is OFF, and the
AC cable is unplugged.
b. Grasp the AC PEM latch and push it down to unseat the PEM module.
c. Pull the module straight out until the connector on the PEM module is clear of the
mating PEM connector on the backplane.
d. Still grasping the latch, pivot the AC PEM module towards you and remove it from
the housing.
e. Place the module into an anti-static bag or on a ground mat.
NOTE: If you plan on reusing this AC PEM, you must wait for a minimum
of 60 seconds before reinserting it into another slot or chassis.
5.
Install the replacement AC PEM.
183 Copyright © 2019, Juniper Networks, Inc.
Chapter 7: BTI7800 Series Field Replaceable Units (FRUs)