220T Hub LEDs
The hub LEDs on the 220T indicate these conditions: collisions, status of internal bridging, if the hub is managed, and the condition of the hub’s power supply.
Intel Express 220T |
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Stackable Hub |
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Colls 10Mbps | Bridged | Power |
Colls 100Mbps | Managed | Enable/Disable |
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RPS | Status | Bridging |
LED | Status | Meaning |
Colls 10Mbps | Blinking | Collisions detected on 10Mbps segment. |
Colls 100Mbps | Blinking | Collisions detected on 100Mbps segment. |
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RPS | On (green) | Optional RPS is present and on standby. |
| Off | No RPS unit present. |
| On (red) | RPS is active; hub power supply failed. |
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Bridged | On | 10Mbps and 100Mbps segments can |
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| communicate. |
| Off | No communication between segments. |
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Managed | On | Hub is managed by the optional |
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| Management Module. |
| Off | Hub is not managed. |
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Status | On | Hub is operating normally. |
| Blinking | Hub has an internal hardware or software |
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| problem. See descriptions for the right |
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| port LED on page 4. |
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Managed and Status | Blinking | Hub failed to load its internal software. |
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Power | On | Hub is receiving power. |
| Off | Hub is not receiving power. |
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