Table of Contents
Advertisement
Troubleshooting
Diagnosing with the LEDs
Diagnosing with the LEDs
Table 3-1
conditions.
1.
2.
Table 3-1.
1
2
3
3-2
shows LED patterns on the Power Supply Shelf that indicate problem
Check in the table for the LED pattern that you see on your unit.
Refer to the corresponding diagnostic tip on the next few pages.
LED Error Indicators
LED Pattern Indicating Problems
Power
Fault
1
Off with
power cord
plugged in
On
Prolonged On
2
On
Flashing
2
On
Flashing
On
Off
On
Off
This LED is not important for the diagnosis.
The flashing behavior is an on/off cycle once every 1.6 seconds,
approximately,
Check the log file of the connected switch for a message on the fault.
Device
Power
Connected
Status
1
1
1
1
1
1
2
Flashing
Off with cable
Off
connected
3
On with cable
Off
connected
(EPS port only)
Diagnostic
Tips
➊
➋
➌
➍
➎
➏
Advertisement
Table of Contents
