Dell 640M Personal Computer User Manual


 
Adding and Replacing Parts 127
Replacing the Hinge Cover
1
Insert the left edge of the cover into place.
2
Press from left to right until the cover snaps into place.
3
Close the display and turn the computer upside down.
4
Replace the two screws in the battery bay.
5
Replace the battery (see "Replacing the Battery" on page 41).
Keyboard
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product
Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically
touching an unpainted metal surface (such as a connector on the back of the computer).
NOTICE: To avoid damaging the system board, you must remove the main battery before you begin working inside
the computer.
Removing the Keyboard
1
Follow the procedures in "Before You Begin" on page 109.
2
Remove the hinge cover. See "Hinge Cover" on page 125.
NOTICE: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful
when removing and handling the keyboard.
3
Lift the keyboard and hold it up and slightly forward to allow access to the keyboard connector.
4
Release the lever on the system board connector to disconnect the keyboard cable from the system
board.