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HP ProCurve 2650 Install Manual: Diagnosing With The Leds

Hp procurve 2650: install guide.
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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.
* This LED is not important for the diagnosis.
4-4
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
The blinking behavior is an on/off cycle once every 1.6 seconds, approximately.
Fan
Self Test
Status
(in Link view mode)
*
*
*
Blinking
*
Off
Blinking
Blinking
*
Off
*
Off with cable
Off
*
On, but the port is not
communicating
Port LED
Diagnostic
Tips
*
*
*
*
Blinking
connected

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J4899b, J4899c, J8165a

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