Juniper-networks MX480 Instrukcja Użytkownika Strona 231

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CAUTION: Avoid bending fiber-optic cable beyond its minimum bend
radius.An arc smaller than a few inches in diameter can damagethe cable
and cause problems that are difficult to diagnose.
13. Use one of the following methods to bring the MPC online:
Press and hold the corresponding MPC online button on the craft interface until the
green OK/FAIL LED next to the button lights steadily, in about 5 seconds.
Issue the following CLI command:
user@host>request chassis fpc slot slot-number online
For more information about the command, see the Junos OS Operational Mode
Commands.
CAUTION: After the OK/FAIL LED lights steadily, wait at least 30 seconds
before removing the MPC again, removing an MPC from a different slot,
or inserting an MPC in a different slot.
You can also verify correct MPC and MIC functioning by issuing the show chassis fpc and
show chassis fpc pic-status commands described in“Maintaining MX480 MPCs” on
page 135 and “Maintaining MX480 MICs” on page 137.
Figure 104: Installing an MPC
OK
MASTER
FAN
ONLINE
OFFLINE
0
1
1
0
FAIL
FAIL
PEM
FAIL
FAIL
FAIL
FAIL
FAIL
FAIL
ESD
OK
OK
OK
OK
OK
OK
OK
2
3
4
5
ACO/LT
YELLOW ALARM
RED ALARM
NC
NO
C
NC
NO
C
MX480
REO
RE1
0
1
2
3
SCB
SCB
g004912
Related
Documentation
MX480 Modular Port Concentrator (MPC) Description on page 13
Maintaining MX480 MPCs on page 135
Tools and Parts Required to Replace MX480 Hardware Components on page 162
Replacing an MX480 MIC on page 208
Preventing Electrostatic Discharge Damage to an MX480 Router on page 248
MX480 MPC Serial Number Label on page 322
207Copyright © 2013, Juniper Networks, Inc.
Chapter 14: Replacing MX480 Hardware Components
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