Copyright © 2013, Juniper Networks, Inc.
Figure 5: Front View of a Fully Configured MX2020 Router Chassis
M X2
20
0
LC
10
9
CB
-RE
11
10
PSM
12
0
13
14
LC
11
15
16
SFB
0
1
17
2
1
0
0
3
4
12
5
6
7
8
1
1
13
2
2
14
MAS
TER
RE
0
ONLI
RE
OFFL
NE
1
3
3
INE
15
4
4
16
5
5
17
6
6
18
7
7
SFB
LC
19
CB
8
1
-RE
9
LC
2
3
4
5
6
Remove field replacement units (FRUs) from the front of the MX2020 router before you
install the router. See
Table 5 on page 13
Table 5: Front Components in a Fully Configured MX2020 Router
Component
Component No.
Description
1
Cable manager (top)
2
MPCs (with adapter
cards) and MICs (top)
3
Switch Fabric Boards
(SFBs)
4
Control Board and
Routing Engine
(CB-RE)
5
MPCs (with adapter
cards) and MICs
(bottom)
6
Cable manager
(bottom)
Chapter 2: MX2020 Hardware Components
for information on MX2020 router components.
Slots
Number of FRUs
–
1
10 through 19 (top)
10
0 through 7
8
0 and 1
2
0 through 9
10
–
1
13