Dell Latitude E6220 (Mid 2011) - Manual (Page 53)

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DC-In Connector
Removing The DC-in-Connector
1. Follow the procedures in Before Working On Your Computer.
2. Remove the secure digital (SD) card.
3. Remove the battery.
4. Remove the base cover.
5. Remove the hard drive.
6. Remove the Bluetooth module.
7. Remove the speakers.
8. Remove the bottom chassis.
9. Disconnect the DC-In cable from the system board.
10. Lift and remove the DC-In connector from the computer.
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