Dell Latitude C400 - Manual (Page 28)

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Reserve Battery
Dell™ Latitude™ C400 Service Manual
Removing the Reserve Battery
Replacing the Reserve Battery
Removing the Reserve Battery
NOTICE: The reserve battery provides power to the computer's RTC and NVRAM when the computer is turned off.
Removing the battery causes the computer to lose the date and time information as well as all user-specified
parameters in the BIOS. If possible, make a copy of this information before you remove the reserve battery.
NOTICE: Disconnect the computer and any attached devices from electrical outlets, and remove any installed
batteries.
NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface on
the computer.
NOTICE: Read " Preparing to Work Inside the Computer " before performing the following procedure.
1. Remove the hard drive .
2. Remove the keyboard .
3. Remove the display assembly .
4. Remove the palm rest .
Reserve Battery Removal