HP ProLiant SL4545 HP ProLiant SL4500 Series Setup and Installation Guide - Page 11
LED behavior, Definition, Hard drive health LEDs, UID LEDs
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LED behavior Definition Solid green with UID flashing Flicker with drive activity Both of the following conditions apply: • Drive is not failed. • Drive is selected (UID identification). All of the following conditions apply: • Drive is currently performing I/O activity. • Drive is a member of a RAID volume. • Drive is not in a replacement or failed state for any volumes that it is a member of (drive is online). • Drive is not rebuilding. • Drive is not a member of a volume undergoing capacity expansion or RAID migration. Flashing at 1Hz 50% duty • cycle • Drive is rebuilding. Drive is a member of a volume undergoing capacity expansion or RAID migration. Solid amber Both of the following conditions apply: • Drive is failed. • Drive is not selected. Flashing amber at 1Hz 50% duty cycle All of the following conditions apply: • Drive is in a predictive failure state. • Drive is not failed. • Drive is not selected. Alternating amber and green at 1 Hz 50% duty cycle • Drive is failed. • Drive is in a predictive failure state. In either instance, the drive is selected. Hard drive health LEDs LED behavior Definition Off System is off. Green Amber Storage system health is good. System requires service or a fault is detected. Check hard drives, hard drive backplane, RAID controller, and system fans. UID LEDs LED behavior Off Blue flashing Definition Normal operating mode Hard drive segment is selected; hard drive is in locate mode. Firmware is being flashed. Component and LED identification 11
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