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5Insert the battery into the socket with the side labeled "+" facing up.
battery
battery socket (BATTERY)
6Rotate the power supply back into place (see page 55).
7Replace the computer cover (see page 71), and plug your computer and devices into their electrical outlets.
8Access the system setup program and restore the settings you recorded in step 1.
Technician-assisted technical support requires the cooperation and participation of the customer in the troubleshooting process and provides for restoration of the operating system, application software, and hardware drivers to the original default configuration as shipped from Dell, as well as the verification of appropriate functionality of the computer and all Dell- installed hardware. In addition to this technician-assisted technical support, online technical support is available at support.dell.com. Additional technical support options may be available for purchase.