Keyboard: Dell Inspiron 1100, 5100, and 5150 Service Manual
1keyboard connector
2interface connector
7.Remove the keyboard from the computer base.
Installing the Keyboard
NOTICE: To avoid damage to the connector pins, press the keyboard connector evenly into the interface connector on the system board, and do not reverse the keyboard connector.
1.Connect the keyboard connector of the replacement keyboard to the interface connector on the system board.