one D-module bay for an optical drive, second hard
drive, or floppy drive
one bay for a 1-inch-high hard drive
9-pin connector; 16550C-compatible
25-hole connector (bidirectional)
two front-panel and five back-panel USB 2.0–
compliant connectors
two back-panel connectors for line-in/ microphone
and line-out; two front-panel connectors for
headphones and microphone
standard D-dock connector for devices such as D-
Dock advanced port replicators and expansion
stations.
one 3-pin and two 5-pin connectors
in Microsoft®Windows®XP, brings up the Windows
Security window; in MS-DOS®mode, restarts
(reboots) the computer
<F2> or <Ctrl><Alt><Enter>
starts embedded system setup (during system start-
up only)
automatically starts the computer from the network
environment specified by the remote boot
environment (PXE) rather than from one of the
devices in the system setup Boot Sequence option
(during start-up only)
displays a boot device menu that allows the user to
enter a device for a single boot (during system start-
up only) as well as options to run hard-drive and
system diagnostics
green light — Blinking green indicates a sleep mode;
solid green indicates the power-on state.
amber light — Blinking amber indicates a problem
with an installed device; solid amber indicates an
internal power problem (see Power Problems).
Power supply status light
green light — Solid green indicates the power
adapter is connected to an AC outlet and the
computer.
amber light — Solid amber indicates the power
adapter is connected to an AC outlet but not the
computer.
Link integrity light (on integrated network adapter)
green light for 10-Mb operation; orange light for 100-
Mb operation; yellow light for a 1000-Mb (1-Gb)
operation
Activity light (on integrated network adapter)
four lights on the back panel. See Diagnostic Lights.
AUX_PWR on the system board
DC external power supply:
NOTE: Power consumption can be zero when the
