HP Surestore Disk Array 12h - And FC60, Service Manual, Page: 521 / 746

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Module LED Normal State
Controller
Enclosure Power On On (green)
Power Fault Off
Fan Fault Off
Controller Fault Off
Fast Write Cache On (green) while data is in cache
Controller Controller Power On (green)
Controller Fault Off
Heartbeat Blink (green)
Status Green
There are 8 status LEDs. The number and pattern of
these LEDs depend on how your system is
configured.
Controller
Battery Fault - B Off
Full Charge - B
On (green)
1
Fault - A Off
Full Charge - A
On (green)
1
Controller
Power
Assembly Power 1 On (green)
Power 2 On (green)
Controller
Fan
Assembly Fan Power On (green)
Fan Fault Off
1. See "BBU LED Functions" on page 57 for more information.