JUNOS Internet Software Network Operations Guide: Hardware
292 ! Understanding the Host Subsystem
M320 and T320 Router and T640 Routing Node Control Boards
The following sections describe the Control Board used on each routing platform.
M320 Router Control Board
Figure 118 shows the Control Board component used on the M320 router.
Figure 118: M320 Router Control Board Component
T320 Router Control Board
Figure 119 shows the T320 router Control Board component of the host subsystem.
Figure 119: T320 Router Control Board Component
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External
clock
connections
Online/offline
button
Extractor clip
LEDs
B
A
E
X
T
E
R
N
A
L C
LO
C
K
IN
P
U
TS
C
B
-M
M
A
S
T
E
R
F
A
IL
O
K
Extractor clip
2018
Extractor clip
Ethernet
port
Extractor clip
Online/offline
button
LEDs