
Dell OptiPlex 3020–Small Form Factor Owner's Manual
System Board Components
The following
image displays the system board layout.


- PCI Express x16 connector
- PCI Express x1 connector
- intrusion-switch connector
- PS/2, serial connector
- power connector
- processor socket
- CPU fan connector
- memory module connectors
- HDD LED & chassis detect connector
- power switch connector
- coin-cell battery
- system power connector
- system fan connector
- RTC reset jumper
- ODD SATA connector
- HDD SATA connector
- power connector
- front i/o connector
- internal speaker connector
- password reset jumper
- front audio connector
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