Dell OptiPlex 9020 (Mid 2013) - Manual (Page 55)

Feature Specification
Mini-Tower none
Small Form Factor none
Ultra Small Form Factor up to one Mini Card
Table 23. Drives
Feature Specification
Externally Accessible (5.25-inch drive bays)
Mini-Tower two
Small Form Factor one slim-optical drive bay
Ultra Small Form Factor one slim-optical drive bay
Internally Accessible 3.5-inch SATA drive bays 2.5-inch SATA drive bays
Mini-Tower two two
Small Form Factor one two
Ultra Small Form Factor none one
Table 24. External Connectors
Feature Specification
Audio:
Front Panel
• one microphone connector
• one headphone connector
Back Panel
• one line-out connector
• one line-in/microphone connector
Network Adapter one RJ45 connector
Serial one 9-pin connector; 16550 C compatible
Parallel one 25-pin connector (optional for minitower and small form
factor)
USB 2.0:
Mini-Tower, Small Form Factor
• Front Panel: two
• Back Panel: four
Ultra Small Form Factor
• Front Panel: none
• Back Panel: two
USB 3.0:
• Front Panel: two
• Back Panel: two
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