Dell LATITUDE D400 - Manual (Page 45)

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Touch Pad
1. Follow the instructions in " Preparing to Work Inside the Computer " to remove the battery and prepare the computer for work.
2. Remove any installed memory modules , smart card, modem , or PC Card.
3. Remove the hard drive .
4. Remove the keyboard .
5. Remove the display .
6. Remove the palm rest .
7. Gently lift up the touch pad using the pull-tab.
8. Very carefully remove the touch pad cable from the touch-pad ZIF connector.
CAUTION: Before performing the following procedures, read the safety instructions in your System 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 the back panel) on the computer.
1 touch pad D1690
2 pull-tab