Troubleshooting
LED Error Indications
LED Error Indications
| LED patterns indicating problems |
| Diagnostic Tips |
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| Power | Fault | RPS |
| Port |
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| OFF | * | * |
| * | Check the power cord and power source. If they are OK, the switch |
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| may have to be replaced. Contact your |
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| or HP representative for assistance. |
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| ON | OFF | * |
| OFF when | Link beat has not been detected on the port. Check that the cabling |
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| cable first | on the indicated port is connected properly. Faulty or improperly |
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| connected | wired cables are common; try a different cable. |
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| For the 100 Mbit/s ports, verify that you are using category 5, or |
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| better, UTP or the appropriate |
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| not connected a 10 Mbit/s device to the port. |
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| If you have a Management Module in the switch, use HP |
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| AdvanceStack Assistant or the switch console to determine the |
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| state of the port: |
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| - Determine if the port was disabled. |
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| ON | Flashing | * |
| Flashing | This could only occur with the port LED for the 100 Mbit/s transceiver |
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| port, and only when a 100VG transceiver module has been installed |
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| in the slot. Only |
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| be installed in the transceiver slot. |
| Troubleshooting |
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| ON | Flashing | Flashing |
| * | The Redundant Power Supply (RPS) has experienced a fault and is |
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| now using its backup power capabilities. See the documentation |
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| provided with the RPS for troubleshooting. |
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| OFF | * | OFF and |
| * | The switch is not receiving power from the Redundant Power Supply |
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| you are |
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| (RPS). If you have an RPS connected, check the status of the RPS |
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| using an |
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| and check the cable and power connections on both the switch and |
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| RPS |
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| the RPS. |
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| ON | Flashing | * |
| Variable | A fault has been detected during self test in a switch component that |
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| controls network communications through multiple switch ports. |
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| Try power cycling the switch. If the error persists, the switch may |
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| have to be replaced. Contact your |
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| representative for assistance. |
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| ON | ON for a | * |
| Variable,all | A switch hardware failure was detected during |
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| pro- |
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| may be ON | does not complete so the LEDs will stay on longer than 60 seconds. |
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| longed |
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| period |
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| Power cycle the switch. If this condition persists, the switch may |
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| have to be replaced. Contact your |
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| representative for assistance. |
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| * This LED is not important for the diagnosis. |
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| The flashing behavior is a regular pulse once every 1.6 seconds, approximately. |
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