Dell OptiPlex 9010 (Mid 2012) - Manual (Page 57)

Feature Specification
Mini PCI Express data width (maximum) – one PCI Express lane and one USB interface:
Mini-Tower, Desktop, Small Form Factor none
Ultra Small Form Factor one 52-pin connector
Serial ATA:
Mini-Tower four 7-pin connectors
Desktop three 7-pin connectors
Small Form Factor three 7-pin connectors
Ultra Small Form Factor two 7-pin connectors
Memory:
Mini-Tower, Desktop, Small Form Factor four 240-pin connectors
Ultra Small Form Factor two 240-pin connectors
Internal USB:
Mini-Tower and Desktop one 10-pin connector
Small Form Factor and Ultra Small Form Factor none
System Fan one 5-pin connector
Front panel control:
Mini-Tower, Desktop, Small Form Factor one 6–pin and two 20–pin connector
Ultra Small Form Factor one 14–pin, one 20–pin and one 10–pin
connector
Thermal Sensor one 2-pin connector
Processor one 1155-pin connector
Processor Fan one 5-pin connector
Service mode jumper one 2-pin connector
Password clear jumper one 2-pin connector
RTC reset jumper one 2-pin connector
Internal speaker one 5-pin connector
Intruder connector one 3-pin connector
Power connector:
Mini-Tower, Desktop, Small Form Factor one 24-pin and one 4-pin connector
Ultra Small Form Factor one 8-pin, one 6-pin, and one 4-pin
connector
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