Understanding rear panel LEDs and buttons
Figure 27 Rear panel LEDs and buttons
Table 4 Rear panel LED and button descriptions
StatusDescriptionItem
Green = OnPower On/Standby button and
system power LED
1
Amber = Standby (auxiliary power present)
Off = Off
Green = System health is good.Internal Health LED2
Off = System is off.
Amber = Enclosure requires a service check. Check the I/O
module, fan and power supply LEDs, and AC power cables to
power supplies.
GSI LED
1
3
Off = Enclosure is functioning normally.
Blue = UID LED is enabled from the UID button.UID button/LED (Drawer 2)4
Blue solid = System is in hard drive Locate mode or an enclosure
firmware update is in progress.
Off = UID LED is disabled.
Green = Power on and power supply functioning properlyPower supply LED5
Off = One or more of the following conditions exists:
• System powered off
• AC power unavailable
• Power supply failed
• Power supply exceeded current limit
Green = Normal operationSystem fan LED6
Amber flashing = Fault
Off = Fan unseated from connector or failed
36 Component identification