User's Manual
Chapter 3: System Interface
3-1
Chapter 3 
System Interface
3-1 Overview
There are several LEDs on the control panel as well as others on the Serial ATA 
drive carriers to keep you constantly informed of the overall status of the system 
as well as the activity and health of specifi c components. There are also two but-
tons on the chassis control panel. This chapter explains the meanings of all LED 
indicators and the appropriate response you may need to take.
3-2  Control Panel Buttons
There are two push buttons located on the front of the chassis. These are (in order 
from left to right) a reset button and a power on/off button.
Reset Button
The reset button reboots the system.
Power
This is the main power button, which is used to apply or turn off the main system 
power. Turning off system power with this button removes the main power but keeps 
standby power supplied to the system.
3-3  Control Panel LEDs
The control panel located on the front of the chassis has fi ve LEDs. These LEDs 
provide you with critical information related to different parts of the system. This 
section explains what each LED indicates when illuminated and any corrective ac-
tion you may need to take. 










