JUNOS Internet Software Network Operations Guide: Hardware
Step 5: Locate the Control Board Serial Number ID Label
Action To find the Control Board serial number ID label locations, do the following:
On the M320 router, look on the right side of the top of the Control Board (see
Figure 129).
Figure 129: M320 Router Control Board Serial Number ID Label Location
Serial number ID label
AA1234
CB-M
MAS
FAIL
OK
TER
EXTE
A
RNA
L CLO
CK IN
PUTS
B
On the T320 router and the T640 routing node, look on the bottom left side of the
Control Board (see Figure 130).
Figure 130: T320 Router and T640 Routing Node Control Board Serial Number ID Label
Serial number ID label
AA1234
Returning the Control Board
Action To return the Control Board, see “Return the Failed Component” on page 86 or follow the procedure in the appropriate router hardware guide.
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Returning the Control Board
