Acer Altos R920 Series - Manual (Page 42)

1 System tour 24
Hot-plug power supply module LED indicators
Item
LED
indicator
Color Status Description
A Power good Green On System has power applied to it.
B Fault Amber On • Power rail failure.
• Power supply is in a latched
state.
C AC OK Green On AC power cord is plugged into an
active AC power source.