Dell OptiPlex U719F Setup And Quick Reference Manual page 27

Expansion Bus (continued)
PCI Express
connector
connector size
connector data width
(maximum)
Drives
Externally accessible:
Internally accessible
Connectors
External connectors:
Video
Network adapter
USB
Audio
Serial
PS/2
Parallel
System board connectors:
SATA
Floppy drive
Processor fan
Chassis fan
PCI Express x16
one x16 (with support for x1)
164 pins
16 PCI Express lanes (x16)
one 3.5-inch drive bay (FlexBay)
two 5.25-inch drive bays
two 3.5-inch SATA hard-drive bays
15-hole VGA connector
RJ-45 connector
two front-panel, and six back-panel USB 2.0-
compliant connectors
front panel: one microphone and one headphone
connector;
back panel: one line-out connector and one line-in
(microphone) connector
two 9-pin connectors; 16550C-compatible
two, through PS/2 serial expansion card (full height)
one 25-pin connector (bidirectional)
three 7-pin connectors
one 34-pin connector
one 4-pin connector
one 5-pin connector
one 164-pin connector
Specifications — Mini Tower Computer
27