Troubleshooting

LED Operation

Troubleshooting

LED patterns indicating problems

 

 

Diagnostic Tips

 

 

 

 

 

 

 

 

Power

Coll

Port LED

Sec

 

Fault

RPS

 

 

 

 

 

 

 

 

 

ON

*

Fast

Fast

 

*

*

A security violation has occurred on

 

 

Flash

Flash

 

 

 

the port that is flashing. See SEcure

 

 

 

 

 

 

 

command for definition and details in

 

 

 

 

 

 

 

Chapter 3.

 

 

 

 

 

 

 

 

ON

*

Slow

*

 

Slow

*

The port has been auto-partitioned

 

 

Flash

 

 

Flash

 

because of an excessive collision

 

 

 

 

 

 

 

condition. Check cable connections

 

 

 

 

 

 

 

and status of attached network devices

 

 

 

 

 

 

 

for causes of the excess collisions. The

 

 

 

 

 

 

 

hub will automatically recover after

 

 

 

 

 

 

 

certain IEEE 802.3 criteria are

 

 

 

 

 

 

 

successfully met.

 

 

 

 

 

 

 

 

ON

*

*

Fast

 

*

*

Network management security

 

 

 

Flash

 

 

 

violation occurred. See SEcure

 

 

 

 

 

 

 

command for details.

 

 

 

 

 

 

 

 

ON

*

*

*

 

ON

*

The hub has failed its self-test. Power-

 

 

 

 

 

 

 

cycle the hub. If this condition persists,

 

 

 

 

 

 

 

call your HP-authorized LAN dealer or

 

 

 

 

 

 

 

HP representative for assistance.

 

 

 

 

 

 

 

 

ON

*

*

*

 

*

OFF

The internal power supply is operating

 

 

 

 

 

 

 

properly and the RPS is not being used.

 

 

 

 

 

 

 

 

ON

*

*

*

 

*

ON

The internal power supply has failed or

 

 

 

 

 

 

 

has been unplugged and the RPS has

 

 

 

 

 

 

 

been activated as the current

 

 

 

 

 

 

 

operating power supply.

 

 

 

 

 

 

 

*This LED is not important for the diagnosis.

 

 

 

 

 

 

 

 

 

2-4

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Image 28
HP J3188A manual Troubleshooting LED Operation, Diagnostic Tips, Power Coll, Fast, Flash, Chapter, Slow, Successfully met