Troubleshooting The Mx240 Fpcs - Juniper mx240 Hardware Manual

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MX240 3D Universal Edge Router Hardware Guide

Troubleshooting the MX240 FPCs

Problem
Solution
382
Description: The FPCs are not functioning normally.
Monitor the green LED labeled
FPC is seated in an operating router.
The Routing Engine downloads the FPC software to it under two conditions: the FPC
is present when the Routing Engine boots Junos OS, and the FPC is installed and
requested online through the CLI or push button on the front panel. The FPC then runs
diagnostics, during which the
normally, the
LED lights green steadily.
OK
Make sure the FPC is properly seated in the midplane. Check that each ejector handle
has been turned clockwise and is tight.
Check the
OK/FAIL
LED on the FPC and
When the FPC is online and functioning normally, the
Issue the
show chassis fpc
in the sample output, the value
FPC is functioning normally:
user@host> show chassis fpc
Temp
CPU Utilization (%)
Slot State
(C)
Total
0
Online
24
1
Empty
2
Online
41
3
Online
43
4
Online
43
11
5
Online
41
6
Online
43
7
Empty
8
Empty
9
Empty
10 Online
24
11 Empty
NOTE:
The
show chassis fpc
For more detailed output, add the
a slot number, which is optional:
user@host> show chassis fpc detail
Slot 0 information:
State
Temperature
Total CPU DRAM
Total RLDRAM
Total DDR DRAM
Start time:
Uptime:
above the FPC on the craft interface as soon as an
OK
OK
LED blinks. When the FPC is online and functioning
OK
and
FAIL
command to check the status of installed FPCs. As shown
in the column labeled
Online
Memory
Interrupt
DRAM (MB) Heap
3
0
1024
9
0
1024
5
0
1024
0
1024
9
0
1024
5
0
1024
3
0
1024
command displays the status of the FPCs.
detail
option. The following example does not specify
Online
24 degrees C / 75 degrees F
1024 MB
128 MB
2048 MB
2008-12-11 16:53:24 PST
15 hours, 2 minutes, 47 seconds
FPC LEDs on the craft interface.
LED lights green steadily.
OK
indicates that the
State
Utilization (%)
Buffer
13
21
15
57
16
57
16
57
15
57
16
57
13
21
Copyright © 2016, Juniper Networks, Inc.

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