9
Front panel LED indicators
Below table lists the LED states on the front panel.
LED | Color | Status | Description | |
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Power | Green | On | Power on | |
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| Blinking | System in ACPI sleep mode. | |
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Status 1 | Green | On | System in normal mode. | |
| Green | Blinking | • | Defective CPU |
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| • | Defective DIMM |
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| Amber | Blinking | • | Redundant fan failure |
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| • | Redundant power supply |
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| failure |
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| • | |
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| voltage failure |
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| Amber | On | • Critical power supply failure | |
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| • Voltage power supply failure | |
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| • | Critical temperature and |
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| voltage failure |
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| Off | • | POST error |
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| • | NMI event |
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| • Missing CPU or terminator | |
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HDD | Green | Blinking | HDD activity | |
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| Off | No HDD activity | |
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| Amber | On | HDD failure | |
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| The HDD LED will light green | |
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| when the | |
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| cage is installed in the chassis. | |
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