Acer Altos R720 Series User Manual page 22

12
LED
Item
indicator
D Status/
fault
indicator
(cont.)
E HDD
activity
indicator
F System ID
indicator
G Hot-plug
HDD
activity
indicator
Color Status
Amber, Non-
blinking critical
condition
Green,
blinking
Green, off
Blue, on
Blue, off
Amber,
flashing
Amber +
Green,
alternate
flashing
Amber,
flashing
Off
1 System tour
Description
• Non-critical temperature,
voltage, or fan threshold
crossing.
• Chassis intrusion
• Change in system memory
configuration.
• Change in CPU
configuration.
HDD is active.
No HDD activity.
System identification is active.
System identification is
disabled.
HDD is active.
• HDD is powered on and
rebuilding RAID.
• HDD is powered on and is in
a fault condition.
HDD is not powered on and is
in a fault condition.
• No HDD is installed.
• HDD is initiated but has no
current activity.