This document contains instructions for removing and installing the keyboard on the following models:

• ThinkPad A20 (all)
• ThinkPad A21m, A21p
• ThinkPad A22m, A22p

Removing the keyboard

1. Remove the battery pack.
2. Remove the hard disk drive.
3. Remove any Ultrabay 2000 device
4. Remove the three screws indicated by 1 in the picture.
5. Turn unit over and open LCD
6. Lay unit back so base is vertical.
7. Press the latch indicated by 4.
8. Lift keyboard away from base and out of system as indicated by arrow 5.

Installing the keyboard

1. Install the new keyboard, following the directions in the figure. Make sure that the keyboard edges, shown in the figure as (A), (B), and (C), are under the frame.
2. Push the Y key 1 to connect the keyboard to the connector on the underside of the key; then push the frame of the keyboard 2 to latch the latches.
3. Close lid and turn unit over.
4. Replace the three screws removed earlier.
5. Insert Ultrabay 2000 device.
6. Insert hard disk drive.
7. Insert battery pack.