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SC825 Chassis Manual
4-2
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: The reset button is used to reboot the system.
•
Power: The main power switch is used to apply or remove power from the
power supply to the server system. Turning off system power with this button
removes the main power but keeps standby power supplied to the system.
Therefore, you must unplug system before servicing.
4-3
Control Panel LEDs
The control panel located on the front of the SC825 chassis has six 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 correc-
tive action you may need to take.
!
•
Power Failure: When this LED flashes, it indicates a power failure in the power
supply.
•
Information LED: See the following table for the status shown by this LED.
4-2
Information LED
Status
Continously on and red
An overheat ocondition has occured. (This may be
caused by cable congestion.)
Blinking red (1 Hz)
Fan failure: check for an inoperative fan.
Blinking red (0.25 Hz)
Power failure: check for an inoperative power supply.
Solid blue
Local UID has been activated. Use this function to
locate the server in a rack environment.
Blinking blue (300 msec)
Remote UID has been activated. Use this function to
locate the server from a remote location.
2
•
NIC2: Indicates network activity on GLAN2 when flashing.
1
•
NIC1: Indicates network activity on GLAN1 when flashing.
•
HDD: Indicates hard drive activity when flashing.
•
Power: Indicates power is being supplied to the system's power supply units.
This LED should normally be illuminated when the system is operating.
Chapter 4: System Interface
Description
4-3
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