Acer Altos R910 Series - Manual (Page 24)

1 System tour 14
Rear panel LED indicators
Below table lists the LED states on the rear panel.
Item
LED
indicator
Function Color Description
A1 Hot-swap
power
supply
module
status
indicator Power
good
indicator Green, on System has power
applied to it.
A2 Fault
indicator Amber, on • Power rail failure.
• Power supply is in a
latched state.
Amber, off • Power supply module
failure, +3.3 VSB is
lost.
• System is not powered
on.
A3 DC OK
indicator Green, on DC power cord is plugged
into an active DC power
source.
B System ID
indicator Blue, on System identification is
active.
Blue, off System identification is
disabled.