Internal connectors
Center Riser Option 2
PCI Express two 164-pin connectors (x16)
Front IO:
Front USB one 14-pin connector
Internal USB one four-pin connector
Front panel control one 28-pin connector
HDD Back Panel :
SATA two 36-pin Mini-SAS connectors; six 29-pin HDD
connectors
Power one 14–pin connector
Controls and Lights
Power button light: off — system is off or unplugged.
solid blue light — computer is operating normally.
blinking blue light — computer is in stand by.
solid amber light — the computer does not start, indicating a problem with the
system board or power supply.
blinking amber light — indicates a problem has occurred with the system board.
System ID button and light blue light — flashes (front and back of chassis) when the button is pressed.
Press the button again to turn it off.
Drive activity light blue light — blinking blue light indicates that the computer is reading data from,
or writing data to the hard drive.
Network link integrity lights (front): blue light — A good connection exists between the network and the computer.
off (no light) — The computer is not detecting a physical connection to the
network.
Network link integrity lights (rear): green light — A good connection at 10 Mbs exists between the network and the
computer
orange light — A good connection at 100 Mbs exists between the network and
the computer.
amber light — A good connection at 1000 Mbs exists between the network and
the computer.
Network activity lights amber light — flashes when there is network activity on the connection.
Diagnostic lights: off — computer is off or has completed POST.
amber/blinking light — see the service manual for specific diagnostic codes.
Power
Coin-cell battery 3 V CR2032 lithium coin cell
Voltage 100 V to 240 V, 12.00 A to 6.00 A, 50 Hz to 60 Hz
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