Back View
Back Panel Connectors
NOTICE: To avoid losing data, do not use the power button
to turn off the computer. Instead, perform an operating
system shutdown.
The power light illuminates and blinks or remains solid to indicate
different states:
¡ No light — The computer is turned off or in a
hibernation mode.
¡ 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.
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 Power Management.
See Diagnostic Lights for a description of light codes that can help
you troubleshoot problems with your computer.
Use the microphone connector to attach a personal computer
microphone for voice or musical input into a sound or telephony
program.
Use the headphone connector to attach headphones.
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.
Use these lights to help you troubleshoot a computer problem
based on the diagnostic code. For more information, see Diagnostic
Lights.
Insert the power cable. The appearance of this connector may differ from
what is pictured here.
Access connectors for any installed PCI, PCI-X, or PCI Express cards.
NOTE: The center five connector slots support full-length cards: one PCI,
one PCI Express x16, one PCI Express x8 (wired as x4), and two PCI-X
slots; the connector slots at the top and at the bottom support half-length
cards: two PCI Express x8 slots (wired as x4).
Plug serial, USB, and other devices into the appropriate connector (see
Back Panel Connectors).
