MX2820 System Manual
2-10 61186003L1-1D
• Passively cooled:
– Working from the bottom of the bay, leave a 1U space between the bottom of the rack
and the first shelf, install a MX2820 shelf (P/N 1186001L2).
– Leave a 1U space, install a 1U passive heat baffle (P/N 1180002L1).
– Leave an additional 2U space, (4U total between shelves), and install another MX2820
shelf.
– Repeat these steps to fill the bay leaving a 2U space above the top-most shelf.
– Figure 2-2 provides an example.
• Actively cooled (one-to-one pusher fan)
– Locate at least 3U space in a rack for each MX2820 chassis installation. Install a Fan
Module Assembly (P/N 1186006L1) at the bottom of the 3U space.
– Directly above the fan, install a MX2820 Chassis (P/N 1186001L2).
– Figure 2-3 provides an example.
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