Dell OptiPlex 320 - Manual (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
in Microsoft® Windows® XP, brings up the Windows
Security window.; in DOS mode, restarts (reboots)
the computer
or starts embedded system setup (during system start-
up only)
or 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