Dell OptiPlex 3040 - Drive and Connector Details

Table 27. Drives
Feature Specification
Externally accessible (5.25-inch drive bays) Two
Optical drive One
Table 28. External connectors
Feature Specification
Audio
Front panel Universal Audio Jack
Back panel Line out connector
Network adapter RJ-45 connector
Serial 9-pin connector; 16550 C compatible (optional)
Parallel 25-pin connector (optional)
USB 2.0
• Front panel: N/A
• Back panel: two
USB 3.0
• Front panel: two
• Back panel: two
Video
• 19-pin HDMI connector
• 20-pin DisplayPort connector
• 15-pin VGA connector (optional)
NOTE: Available video connectors may vary based
on the graphics card selected.
Keyboard and mouse Back panel:
• PS2 Keyboard 6-pin connector (optional)
• PS2 Mouse 6-pin connector (optional)
Table 29. Internal connectors
Feature Specification
PCI Express x1 data width (maximum) — one
PCI Express lane
36-pin connector
PCI Express x16 data width (maximum) — 16
PCI Express lanes
164-pin connector
Serial ATA Three 7-pin connectors
Memory Two 240-pin connectors
Internal USB 10-pin connector
System fan 4-pin connector
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