Dell OptiPlex 320 - Page 46

Cards
low-profile cards supported
PCI:

connectors
two
card size
low profile
connector size
120 pins
connector data width
(maximum)
32 bits
PCI Express:

connectors
one x16
card size
low profile
power
25 W maximum
connector size
164 pins
connector data width (maximum)
sixteen PCI Express lane

Drives
Externally accessible
one 3.5-inch drive
one bay for CD/DVD or optional second hard drive
Internally accessible
one bay for a 1-inch-high hard drive

Connectors
External connectors:
Serial
9-pin connector; 16550C-compatible
Parallel
25-hole connector (bidirectional)
Video
15-hole VGA connector
Network adapter
RJ-45 connector
USB
two front-panel and four back-panel USB 2.0–
compliant connectors
Audio
three back-panel connectors for line-in, line-out, and
microphone; one front-panel connector for
headphones
System board connectors:
IDE
40-pin connector (supports one device)
SATA
four 7-pin connectors
Floppy drive
34-pin connector
Serial
12-pin connector for optional serial port card
Fan
5-pin connector
PCI 2.3
two low-profile 120-pin connectors
PCI Express x16
low-profile 164-pin connector
CD drive audio interface
4-pin connector
Front panel
40-pin connector

Key Combinations
<Ctrl><Alt><Del>
in Microsoft®Windows®XP, brings up the Windows
Security window; in DOS mode, restarts (reboots) the
computer
<F2> or <Ctrl><Alt><Enter>
starts embedded system setup (during system start-
up only)
<F12> or <Ctrl><Alt><F8>
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

Controls and Lights
Power control
push button
Power light
green light — Blinking green indicates a sleep mode;
solid green indicates a power-on state.
amber light — Blinking amber indicates a problem
with an installed device; solid amber indicates an
internal power problem (see Power Problems).