Juniper MX2020 Quick Start Manual page 19

Copyright © 2015, Juniper Networks, Inc.
Table 3: Components to Remove from the Rear of an AC-Powered
MX2020 Router
Component Component
No. Description
1 Upper fan trays (two)
2 AC PDM—Three-phase
delta or wye
3 AC PSM
4 PSM air filter
5 AC PDM—Three-phase
delta or wye
6 AC PDM—Three-phase
delta or wye
7 AC PSM
8 PSM air filter
9 AC PDM—Three-phase
delta or wye
10 Fan tray air filter
11 Lower fan trays (two)
Slots Number of FRUs
Fan tray 2 and fan tray 3 2
(behind cage door)
PDM3/Input1 1
9 through 17 9
– 1
PDM2/Input0 1
PDM1/Input1 1
0 through 8 9
– 1
PDM0/Input0 1
– 1
Fan tray 0 and fan tray 1 2
(behind access door)
Remove Components
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