System Board Connectors
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, Desktop
one 10-pin connector
Small Form Factor, Ultra
Small Form Factor
none
System Fan
one 5-pin connector
Front panel control
Mini-Tower, Desktop,
Small Form Factor
one 34-pin and one 5-pin connector
Ultra Small Form Factor
one 20-pin and one 14-pin connector
Thermal
Sensor
Mini-Tower
one 2-pin connector
Desktop, Small Form
Factor, Ultra Small Form
Factor
two 2-pin connectors
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Содержание OptiPlex 990 Mini-Tower
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