Front Panel System Status LED Indicators
The front panel contains five LEDs, which are viewable with or without the front bezel to display
the system's operating state. The LEDs provide a status for the following system states:
•
Power/Sleep
•
System State
•
Disk Activity
•
NIC1 Activity
•
NIC2 Activity
Table 1-6 Front Panel LED Functions
LED
Power/Sleep
System Status on
standby power
Fixed Disk Activity
NIC1 / NIC2 Activity
Identify
Color
Green
Off
Green
Amber
Off
Green
Amber
Off
Green
Green
Note: BIOS controls Power/Sleep LED.
State
Description
ON
Legacy Power On / ACPI S0 state
Blink
Sleep / ACPI S1 state
OFF
Power Off / ACPI S4 or S5 state
ON
Running. BIOS Initialization complete, boot
started / normal operation
Blink
Degraded condition
ON
Critical or Non-Recoverable condition
Blink
Non-Critical condition
OFF
POST / System Stop
Random blink
Hard disk activity. This is an 'OR' of the activity
for the onboard SCSI and IDE controllers.
ON
Hard disk fault. Cleared when powered off
OFF
No hard disk activity nor fault
On
Link
Blink
Network Activity
RBT-8100 Wireless Switch Installation Guide 1-5
Front Panel System Status LED Indicators