SMC Status LED States
The
Status
LEDs on the SMC indicate the status of system level hardware such as installed cards, fans, and
PFUs. This LED is green during normal operation.
The possible states for this LED are described in the following table. If the LED is not green, use the
troubleshooting information also provided to diagnose the problem.
Table 18: SMC Status LED States 3
Troubleshooting
Description
Color
None needed.
No system errors detected.
Green
Check the
Run/Fail
LEDs for all installed application cards, and line cards. If
any are red or off, refer to the troubleshooting information in this chapter
pertaining to that device.
Failures detected.
Red
Monitoring the System
for
show
commands, the outputs of which will assist in
further determining the problem.
System Logs
for information on how to view logs.
The
SNMP MIB Reference
for information on associated status and alarm
conditions.
Verify that the
Run/Fail
LED is green. If so, the card is receiving power and
POST test results are positive. If it is off, the card is not receiving power.
Card is not receiving power.
None
SMC Service LED States
The
Service
LEDs on the SMCs indicate that the system requires maintenance or service (for example, the
system could not locate a a valid software image at boot-up, or a high temperature condition exists).
This LED is off during normal operation.
The possible states for this LED are described in the following table. If the LED is not green, use the
troubleshooting information in the table to diagnose the problem.
Table 19: SMC Service LED States
Troubleshooting
Description
Color
Refer to one or more of the following to help analyze this problem.
System requires maintenance
(fan filter, temperature warning,
PFU outage etc.).
Yellow
Monitoring the System
for
show
commands, the outputs of which will assist in
further determining the problem.
System Logs
for information on how to view logs.
The
SNMP MIB Reference
for information on associated status and alarm
conditions.
ASR 5000 System Administration Guide, StarOS Release 21.1
203
Troubleshooting
Checking the LEDs on the SMC
Summary of Contents for ASR 5000
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