Maintaining M320 Pics And Pic Cables; Figure 61: Do Not Stack Fpcs - Juniper M320 Hardware Manual

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Maintaining M320 PICs and PIC Cables

Purpose
Action
Copyright © 2010, Juniper Networks, Inc.
FPC with the faceplate facing you. Carefully insert the FPC connector edge into the
opening of the bag, and pull the bag toward you to cover the FPC.
CAUTION: To prevent damage when storing FPCs:
Never lay an FPC component-side down.

Figure 61: Do Not Stack FPCs

Never stack an FPC under or on top of any other component (see Figure 61
on page 119).
M320 Flexible PIC Concentrator (FPC) Description on page 11
Troubleshooting the M320 FPCs on page 131
Replacing an M320 FPC on page 175
For optimum router performance, verify the condition of the PICs and PIC cables.
On a regular basis:
Check the LEDs on PIC faceplates. The meaning of the LED states differs for various
PICs. For more information, see the M320 Multiservice Edge Router PIC Guide. If the FPC
that houses the PIC detects a PIC failure, the FPC generates an alarm message to be
sent to the Routing Engine.
Issue the CLI
show chassis fpc pic-status
numbered from through
0
user@host> show chassis fpc pic-status
Slot 0 Online
PIC 0 4x OC-3 SONET, MM
PIC 1 1x CSTM1, SMIR
PIC 3 2x OC-3 ATM, MM
Slot 1 Online
PIC 0 1x OC-12 SONET, MM
PIC 1 1x OC-12 ATM, MM
Chapter 11: Maintaining M320 Router Hardware Components
command. The PIC slots in an FPC are
, top to bottom:
3
119