Juniper MX2010 Hardware Manual page 261

CAUTION:
each component on an antistatic mat resting on a stable, flat surface.
Figure 88: Removing an AC Power Supply Module Before Installing the MX2010 Router
D
Figure 89: Removing a DC Power Supply Module (-48 V) Before Installing the MX2010 Router
D
Do not stack PSMs on one another after you remove them. Place
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