Your Dell inspiron 6400's BIOS controls the basic capabilities or your laptop. It is the "Basic Input/Output System" that runs the clock and mediates between the operating plan as well as the hardware. based on the inspiron 6400 owner's manual, a tiny button battery preserves the BIOS settings once the primary battery is empty. you may need to reset the BIOS anytime you have produced modifications to the settings that stay clear of your mobile computer from operating properly.
Unplug your mobile computer power adapter, and remove the primary battery from your Dell inspiron 6400. Wait a few seconds to allow all power to clear through the machine.
Open the display each of the way to allow entry to the hinge cover.
Remove the hinge include using a thin plastic spudger tool. hold out gradually from best to left, unsnapping the cover.
Unscrew the two tiny screws holding the very best within the keyboard. Lift the keyboard out and lightly disconnect the cable.
Use the plastic spudger device to lightly remove the round button battery under the keyboard. allow the mobile computer sit for 30 seconds to reset your BIOS settings.
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