![](/images/backgrounds/285809/hp-6400cl-users-manual-54995014x1.png)
Introducing the Switch
Front of the Switch
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| Switch LEDs | State | Meaning |
Switch |
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| RPS Status | On | Normal operation. RPS is connected and operating correctly. RPS could be powering | |
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| the unit - see table below. |
the |
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| Blinking | RPS is connected but has experienced a fault. |
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Introducing |
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| Off | RPS is not connected or is not powered. |
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| Fan Status | On | Normal operation, all fans are ok. |
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| (green) | Blinking* | One of the unit’s fans has failed. The switch Fault LED will be blinking simultaneously. |
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| Test | Off | The normal operational state; the switch is not undergoing self test. |
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| (green) | On | The switch self test and initialization are in progress after the switch has been power |
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| cycled or reset. The switch is not operational until this LED goes off. The Self Test LED |
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| also comes on briefly when you “hot swap” a |
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| is self tested when it is hot swapped. |
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| Blinking* | A component of the switch has failed its self test and the switch Fault LED will blink |
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| simultaneously. |
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| Auxiliary | On | Port is in use |
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| (green) | Off | Port is not in use |
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| * The blinking behavior is an on/off cycle once every 1.6 seconds, approximately. | ||
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RPS modes | This table describes the behavior of the RPS LED associated with 600 RPS/EPS operation. (Power, RPS/ | ||
| EPS, Fault) |
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Power LED | RPS LED | Fault LED | Description |
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On | Off | Off | Normal operation. 600 RPS/EPS is not connected or not powered. |
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On | On | Off | Normal operation. 600 RPS/EPS is available. |
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On | On/Off | Blinking | Unit has experienced a fault and another LED will be blinking to |
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| determine fault. |
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Off | On | Blinking | 600 RPS/EPS is running the switch in failover mode. No AC power to the |
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| unit, or the internal power supply has failed. |
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Off | Off | Off | Unit is |
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On | Blinking | Blinking | The 600 RPS/EPS unit has experienced a fault. |
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On | Blinking | Off | The 600 RPS/EPS unit is unavailable to power the Switch in event of an |
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| internal power supply failure. The 600 RPS/EPS is designed to provide |
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| power to one of its connected switch devices at a time. The Power |
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| Status LED on the 600 RPS/EPS unit will also be blinking for this device. |
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