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Blue AC Power Led
Green Disk LED
Ethernet Activity LED
Amber Global Failure LED
007-4248-001
When the blue LED lights, the SGI 1200 server has a live AC power connection. See also
"Power Supply LEDs" on page 17.
The green LED located beneath the blue AC power LED is the disk activity LED. It
flickers during disk activity.
The green Ethernet activity located above the amber Global Failure LED flickers during
100 and 10 Mbps Ethernet activity.
There are a variety of failure conditions that cause the amber Global Failure LED to light,
including:
•
AC power into the power supply out of normal range
•
DC power outputs from the power supply not within specified range
•
A variety of hard disk drive failure conditions (see the troubleshooting section of
Chapter 5 for more details)
•
Chassis detects temperatures that exceed the acceptable ranges
•
Fan failure
Chassis Tour
15
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