Smc Status Led States; Smc Service Led States - Cisco ASR 5000 Installation Manual

Troubleshooting

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 5: SMC Status LED States 3
Color Description
Green No system errors detected.
Red Failures detected.
None Card is not receiving power.

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 6: SMC Service LED States
Color Description
Yellow System requires maintenance
(fan filter, temperature warning,
PFU outage etc.).
Troubleshooting
None needed.
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.
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.
Troubleshooting
Refer to one or more of the following to help analyze this problem.
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 21.2
Checking the LEDs on the SMC
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