Diagnosing With The Leds - SMC Networks 6624FMSC - annexe 1 Installation Manual

Troubleshooting

Diagnosing with the LEDs

Diagnosing with the LEDs
Tables 3-1 shows LED patterns on the switch and the switch modules that
indicate problem conditions.
1.
2.
Table 3-1.
* This LED is not important for the diagnosis.
†
3-4
Check in the table for the LED pattern that you see on your switch.
Refer to the corresponding diagnostic tip on the next few pages.
LED Error Indicators
LED Pattern Indicating Problems
Power Fault
Off with *
power cord
plugged in
On Prolonged On Prolonged On
†
On Blinking
†
On Blinking
†
On Blinking
On Off
On Off
On Off
The blinking behavior is an on/off cycle once every 1.6 seconds, approximately.
Fan
Self Test Status
* *
*
†
Blinking *
†
Off Blinking
†
Blinking *
Off * Off with cable
Off * On, but the port is
not communicating
Off *
Port Link
Diagnostic
Tips
*
*
*
*
†
Blinking
connected
†
Blinking