Dell OptiPlex 320 - Page 108

Cards:
full-height cards supported
PCI:

connectors
two
connector size
120 pins
connector data width
(maximum)
32 bits
PCI Express:

connectors
one x16
power
25Wmaximum
connector size
164 pins
connector data width (maximum)
sixteen PCI Express lane

Drives
Externally accessible
one 3.5-inch drive bay
two 5.25-inch drive bays
Internally accessible
two bays for 1-inch-high hard drives

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 two devices)
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 120-pin connectors
PCI Express x16
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 sleep mode;
solid green indicates power-on state.
amber light — Blinking amber indicates a problem
with an installed device; solid amber indicates an
internal power problem (see Power Problems).
Hard-drive access light
green
Link light
solid green light indicates network connection