Maintaining Mx480 Interface Modules; Maintaining Mx480 Dpcs - Juniper MX480 Hardware Manual

MX480 Universal Routing Platform Hardware Guide

Maintaining MX480 Interface Modules

Maintaining MX480 DPCs

Purpose
Action
264
Maintaining MX480 DPCs on page 264
Holding an MX480 DPC on page 266
Storing an MX480 DPC on page 268
Replacing an MX480 DPC on page 269
Replacing a Cable on an MX480 DPC, MPC, MIC, or PIC on page 274
Maintaining MX480 FPCs on page 277
Holding an MX480 FPC on page 279
Storing an MX480 FPC on page 282
Replacing an MX480 FPC on page 283
Maintaining MX480 MICs on page 288
Replacing an MX480 MIC on page 289
Maintaining MX480 MPCs on page 295
Replacing an MX480 MPC on page 298
Maintaining MX480 PICs on page 302
Replacing an MX480 PIC on page 303
Replacing an MX480 AS MLC on page 307
Replacing an MX480 AS MSC on page 311
Replacing an MX480 AS MXC on page 314
Maintaining Cables That Connect to MX480 DPCs, MPCs, MICs, or PICs on page 316
The router can have up to six Dense Port Concentrators (DPCs) mounted horizontally in
the DPC card cage at the front of the chassis. For optimum router performance, verify
the condition of the DPCs.
On a regular basis:
Check the LEDs on the craft interface directly above each DPC slot. The green LED
labeled lights steadily when a DPC is functioning normally.
OK
Check the OK/FAIL LED on the DPC. For more information, see
. If the DPC detects a failure, the DPC sends an alarm message to the Routing
Reference
Engine.
Check the status of installed DPCs by issuing the CLI
check the status of installed DPCs. As shown in the sample output, the value
in the column labeled
State
user@host> show chassis fpc
show chassis fpc
indicates that the DPC is functioning normally:
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