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Removing the MPCs without an Adapter Card Before Installing an MX2010 Router with a Pallet
6.
Jack | 256
Removing the CB-REs Before Installing the MX2010 Router with a Pallet Jack | 257
7.
Removing the Power Distribution Modules Before Installing an MX2010 Router with a Pallet
Jack
Remove the topmost PDM (PDM1) first, and then work your way downward. To remove an AC or DC
PDM (see
Figure 79 on page 247
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
an approved site ESD grounding point. See the instructions for your site.
2. On an AC-powered router, move the AC circuit breaker from the power source to the off (O) position.
On a DC-powered router, move the DC circuit breaker from the power source to the off (O) position.
We recommend this precaution even though the PDMs are not connected to power sources.
3. Loosen the two captive screws on the PDM faceplate. Pull the two spring-loaded locking levers away
from the chassis until it stops.
NOTE:
PDM1 locking levers are pulled down to release from chassis, and PDM0 locking
levers are pulled up to release from chassis.
The PDM is extended slightly away from the chassis.
4. With both hands, grasp the two handles and gently pull the PDM straight out of the chassis.
CAUTION:
get damaged.
CAUTION:
component on an antistatic mat resting on a stable, flat surface.
and
Figure 80 on page
Do not touch the power connector in the back of the PDM. They can
Do not stack PDMs on one another after you remove them. Place each
248).
246
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