Acer ALTOS R910 Series User Manual page 21

LED
Item
indicator
C Status/
fault
indicator
D Power
indicator
E System ID
indicator
F Hot-swap
system fan
module
status
indicator
Color Status
Green, on Ready
Green, Degraded
blinking
Amber, on Critical
condition
Amber, Non-
blinking critical
condition
Green, off Power off
Green, on Power on
Green, off S4/S5
Green, S1
blinking
Green, on S0
Blue, on
Blue, off
Amber, on Non-
critical
condition
Amber, off
Description
System booted and ready.
CPU or DIMM disabled
Critical power supply,
blower, voltage, or
temperature failure.
• Redundant power
supply or blower
failure.
• Non-critical blower,
voltage, and
temperature failure.
System is not powered
on.
System has power
applied to it.
System in ACPI S4 or S5
state (power off).
System in ACPI S1 state
(sleep mode).
System in ACPI S0 state
(legacy power on).
System identification is
active.
System identification is
disabled.
Fan failure
Fan normal operation.
11