4-4
Troubleshooting
Diagnosing with the LEDs
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Diagnosing with the LEDs
Table 4-1 shows LED patterns on the switch and the switch modules that
indicate problem conditions.
1.
Check in the table for the LED pattern you see on your switch.
2.
Refer to the corresponding diagnostic tip on the next few pages.
Table 4-1.
LED Error Indicators
LED Pattern Indicating Problems
Diag
Tips
Power
Fault
Module
(Mdl)
Status**
RPS
Status
EPS
Status
Test
Fan
Status
Port LED
(in Link view mode)
Off with
power cord
plugged in
*
*
*
*
*
*
➊
On
Prolonged On
*
*
Prolonged
On
*
*
➋
On
Flashing
†
*
*
Flashing
†
*
*
➌
On
Flashing
†
*
*
Off
Flashing
†
*
➍
On
Flashing
†
See tip 5
*
Flashing
†
*
Flashing
†
➎
On
Off
*
*
Off
*
Off with cable
connected
➏
On
Off
*
*
Off
*
On, but the port is
not
communicating
➐
On
Flashing
†
*
Flashing
†
*
*
*
*
➑
On
Flashing
†
*
*
Flashing
†
*
*
*
➒
On
Flashing
†
F
1
Flashing
†
B
2
Flashing
†
*
Flashing
†
*
*
➓
* This LED is not important for the diagnosis.
†
The flashing behavior is an on/off cycle once every 1.6 seconds, approximately.
** The Module Status LED is located on the module in the rear of the switch.
1
F - Front
2
B - Back
Содержание J9146A - ProCurve Switch 2910al-24G-PoE
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