Diagnosing With The Leds - HP 2510-24 Installation And Getting Started Manual

Troubleshooting

Diagnosing with the LEDs

Diagnosing with the LEDs
Table 3-1 shows LED patterns on the switch and the switch modules that
indicate problem conditions.
1.
2.
Table 4-1.
4-4
Check in the table for the LED pattern 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 *
On Prolonged On
†
On Blinking
†
On Blinking
On Off
On Off
* This LED is not important for the diagnosis.
†
The blinking behavior is an on/off cycle once every 1.6 seconds, approximately.
Self Test Port LED
(in Link view mode)
* *
Prolonged On *
†
Blinking *
†
Blinking Blinking
Off Off with cable
connected
Off On, but the port is not
communicating
Diagnostic Tips
➊
➋
➌
† ➍
➎
➏