Dell Precision T1500 (Late 2009) - Manual (Page 6)

Drives
Externally accessible:
5.25 inch drive bays Two
3.5 inch drive bays One
Internally accessible:
3.5 inch SATA drive bays Two
Available devices:
3.5 inch SATA hard drives Two
5.25 inch SATA DVD-ROM,
DVD+/-RW, or Blu-ray Disc™
drive Two
Control Lights and Diagnostic Lights
Power light off — system is either turned off or is not receiving power.
Blue— system is fully functional and in the On state.
Blinking blue indicates sleep state of the computer.
amber — solid amber light when the computer does not start
indicates a problem with the system board or power supply.
Blinking amber light indicates a problem with one of the
devices in the system.
Drive access light displays the SATA hard drive or CD/DVD activity.
blue light — blinking blue light indicates that the computer
is reading data from or writing data to the drive(s).
Link integrity light off — system is off or is not detecting a physical connection
to the network.
green — A 10 or 100 mbps connection exists between
the network and the computer.
orange — A 1000 mbps connection exists between the
network and the computer.
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