Acer Altos R920 Series User Manual page 39

LED
Item
indicator
B LAN1,
LAN2
status
C Status/
fault
LED
Color
status
Green On
Green Blinking
— Off
·— Off
Green On
Green Blinking
Amber On
Amber Blinking
System
Description
status
• LAN1 • Network activity
active in either LAN
ports on the
mainboard.
• LAN2 • Network activity
active in either LAN
ports on the
optional I/O
expansion
module.
Active Network access
Idle No activity
Not Ready • AC power off
• POST error
Ready System booted and
ready.
Degraded • System is in a
degraded state.
• Processor or DIMM
disabled.
Critical • System failure.
condition
• Critical power
supply, blower,
voltage, or
temperature
failure.
Non- • Redundant power
critical supply or blower
condition failure.
• Non-critical
blower, voltage,
and temperature
failure.
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