Dell LATITUDE D400 - Manual (Page 20)

6. Rest the keyboard face down on the palm rest.
7. Pull straight up on the pull-tab that is attached to the keyboard connector to disconnect the connector from the interface connector on the system
board.
Installing the Keyboard
1. Connect the keyboard connector to the interface connector on the system board.
2. Insert the five securing tabs on the keyboard into their respective slots in the palm rest.
3. Replace the two screws at the top of the keyboard.
4. Replace the center control cover and snap it down starting on the left side and working to the right side so that it is flush with the palm rest.
1 keyboard P1290
2 keyboard pull-tab
3 M2 x 5-mm screws (2) 1428U
4 securing tabs (5)
1 pull-tab on keyboard
connector
2 keyboard connector