Dell OptiPlex 7040 - Page 52

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
Parallel 25-pin connector (optional)
USB 2.0
• Front panel: two
• Back panel: two
USB 3.0
• Front panel: two
• Back panel: four
Video
• 19-pin HDMI connector
• Two 20-pin DisplayPort connectors
• 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
• PS2 Mouse 6-pin connector
Table 29. Internal connectors
Feature Specification
PCI Express x16 (wired as x4) data width
(maximum) — four PCI Express lanes
164-pin connector
PCI Express x16 data width (maximum) — 16
PCI Express lanes
164-pin connector
Serial ATA Three 7-pin connectors
Memory Four 288-pin connectors
Internal USB 10-pin connector
System fan 4-pin connector
SSD M.2 22x80 socket3
Front panel control 5-pin connector
Processor 1151-pin connector
Processor fan 4-pin connector
Service mode jumper 2-pin connector
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