Dell OptiPlex 7010 (Mid 2012) - Manual (Page 33)

System Board Components
The following image displays the system board layout.
1. RTC reset jumper 2. intrusion-switch connector
3. power connector 4. processor
5. system fan connector 6. password jumper
7. power switch connector 8. memory module connectors
9. system fan connector 10. system power connector
11. internal speaker connector 12. PCI Express x16 connectors
13. SATA connectors 14. front-USB connector
15. coin-cell battery
33