Dell OptiPlex 390 Small Form Factor Owner's Manual page 86

pin VGA connector, 19-pin
HDMI connector
NOTE: Available video
connectors may vary based
. on the graphics card selected
one 16-pin, two 10–pin, and one 5-pin
Back Panel: 6
- 15
three 36-pin connector
one 36–pin connector
one 164-pin connector
four 7-pin connectors
two 7-pin connectors
one 24-pin connectors
two 240-pin connectors
two 3-pin connector
one 5-pin connector
connector
one 1155-pin connector
one 4-pin connector
System Board Connectors
PCI Express x1 data width (maximum) —
Mini-Tower, Desktop
Small Form Factor
PCI Express x16 data width (maximum) —
Mini-Tower, Desktop,
Small Form Factor
Mini-Tower,Desktop
Small Form Factor
Mini-Tower, Desktop
Small Form Factor
Mini-Tower, Desktop
External Connectors
Video
one PCI Express lane
16 PCI Express lanes
Serial ATA
PS2/COM connector
Memory
System Fan
Front panel control
Processor
Processor Fan
86