Item Description Status
1 Power On/Standby button
and system power LED
Green = On
Amber = Standby (auxiliary power present)
Off = Off
2 Internal Health LED Green = System health is good.
Off = System is off.
3 GSI LED* Amber = Enclosure requires service check: IO, fan and
power supply LEDs, and AC power cables to power
supplies.
Off = Enclosure is functioning normally.
4 UID button/LED (Drawer 2) Blue = UID LED is enabled from the UID button.
Blue flashing = System is in hard drive locate mode or an
enclosure firmware update is in progress.
Off = UID LED is disabled.
5 Power supply LED Green = Power on and power supply functioning properly
Off = One or more of the following conditions exists:
• System powered off
• AC power unavailable
• Power supply failed
• Power supply exceeded current limit
6 System fan LED Green = Normal operation
Amber flashing = Fault
Off = Fan unseated from connector
7 IO module port LED Port 1 = top LED, Port 2 = bottom LED
8 IO module LED Green = System activity
Amber = Fault
Off = Enclosure is powered off
(see also next section)
Table Continued
LEDs 57