Table 29. External connectors
Feature Specification
Audio:
Front panel
• Universal headset
• Line out connector
Network adapter RJ-45 connector
Serial PS2 and serial connector (optional)
USB 2.0 (front/back/internal) 0/2/1
USB 3.0 (front/back/internal) 2/2/0
Video
• 15-pin VGA connector (optional)
• 20-pin DisplayPort connector
• 19-pin HDMI connector
NOTE: Available video connectors may vary based on the optional graphic board selected.
Table 30. Controls and lights
Feature Specification
Front of the computer:
Power button light White light — Solid white light indicates power-on state;
slow blinking white light indicates sleep state of the
computer.
Drive activity light White light — Slow blinking white light indicates that the
computer is reading data from or writing data to the hard
drive.
Back of the computer:
Link integrity light on integrated
network adapter
Green — A 10 Mbps connection exists between the
network and the computer.
Green — A 100 Mbps connection exists between the
network and the computer.
Orange — A 1000 Mbps connection exists between the
network and the computer.
Off (no light) — The computer is not detecting a physical
connection to the network.
Network activity light on integrated
network adapter
Yellow light — A breathing yellow light indicates that
network activity is present.
Power supply diagnostic light Green light — The power supply is turned on and is
functional. The power cable must be connected to the
power connector (at the back of the computer) and the
electrical outlet.
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