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Quick Reference Guide 25
Back View (Desktop Orientation)
9 power light The power light illuminates and blinks or remains solid to indicate
different states:
• No light — The computer is turned off.
• Steady green — The computer is in a normal operating state.
• Blinking green — The computer is in a power-saving state.
• Blinking or solid amber — See "Power Problems" in your
User’s Guide
.
To exit from a power-saving state, press the power button or use the keyboard or
the mouse if it is configured as a wake device in the Windows Device Manager.
For more information about sleep states and exiting from a power-saving state,
see your User’s Guide.
See "Diagnostic Lights" on page 38 for a description of light codes that can help
you troubleshoot problems with your computer.
10 headphone connector Use the headphone connector to attach headphones.
11 microphone connector Use the microphone connector to attach a personal computer microphone for
voice or musical input into a sound or telephony program.
12 network link light The network link light is on when a good connection exists between a 10-Mbps,
100-Mbps, or 1000-Mbps (or 1-Gbps) network and the computer.
13 diagnostic lights (4) Use these lights to help you troubleshoot a computer problem based on the
diagnostic code. For more information, see "Diagnostic Lights" on page 38.
1 back panel connectors Plug serial, USB, and other devices into the
appropriate connector
.
2 card slots Access connectors for any installed PCI, PCI-X, or PCI Express cards.
NOTE:
The slot farthest to the left and the two slots on the right support half-length
cards: one PCI Express x8 slot (wired as x4) and two PCI-X slots. The center three slots
support full-length cards: one PCI Express x16 slot, one PCI Express x8 slot (wired as x4)
and one PCI slot.
3 power connector Insert the power cable.
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