Juniper MX2020 Hardware Manual page 35

Table 4: Rear Components in a Fully Configured AC-Powered MX2020 Router
Component No. Component 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
Fan tray 2 and fan tray 3
(behind cage door)
PDM3/Input1
9 through 17
–
PDM2/Input0
PDM1/Input1
0 through 8
–
PDM0/Input0
–
Fan tray 0 and fan tray 1
(behind access door)
Number of FRUs
2
1
9
1
1
1
9
1
1
1
2
9