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Network adapter RJ-45 connector
USB USB 2.0 compliant
Two internal connectors
Two in the front
Six in the back
Serial One 9-pin connector; 16550C-
compatible
Parallel One 25-pin connector
eSATA One 7-pin eSATA connector
Audio Stereo support integrated (5.1 channel
support)
NOTE: 5.1 channel support comes from
an add-in card only
PS/2 Two 6-pin mini-DIN connectors
System board connectors:
Serial ATA
Three 7-pin SATA connectors
SAS Four 7-pin SAS connectors
Internal USB device Two 10-pin connector (supports two
USB ports)
Fans:
Hard Disk Drive fan One 5-pin connector
Front fan
One 7-pin connector
Rear fan
One 5-pin connector
Card cage fan One 7-pin connector
PCI One 120-pins connector
PCI-X One 188-pins connector
PCI Express x16 Two 164-pin connectors
PCI Express x8
Two 164-pin connectors (physical x16
connector)
PCI Express x4 One 164-pin connector
Front panel control One 10-pin connector
Front panel USB One 10-pin connector
Front panel audio HDA header One 10-pin connector
Processor One connector
Second connector on optional riser
Memory Six 240-pin connectors
Six 240-pin connectors on optional riser
Processor Power One 4-pin connector
Second 4-pin connector on optional riser
Power One 24-pin connector
Controls and Lights
Front of the computer
Power button Push button
Power light Amber light — Solid amber indicates a
problem with an installed device;
blinking amber indicates an internal
power problem
Green light — Blinking green in sleep