PowerBook 3400 M3553 Track Pad Replacement

Close the screen and turn the PowerBook over, orienting the computer upside down, using the label to guide you.

Hold the button on the front left side and slide the battery out.

With a Torx T8 screwdriver, remove the three Torx 24mm screws along the center of the back panel.

Turn the computer over and open the display. You should see that the keyboard is loose.

Slightly lift the front of the keyboard up, and slide the keyboard towards yourself.

Carefully lift the top half of the keyboard and pull it towards yourself.

Loosen the ribbon cables connecting the keyboard to the computer by using a plastic opening tool to lift the tabs on either side of the cable port.

Gently remove the ribbons from its tabs.

Gently wiggle the RAM card to loosen the connection until it pulls free.

Push the display screen back to give yourself enough space to remove the side panels.

Remove the panels on either side by gently but firmly pulling up on them with both hands.

Use the plastic opening tool to lift up the tabs on either side of the ribbon cable port and then gently pull the ribbon cable free.

With your index finger and your thumb, squeeze the track pad panel to loosen the clamps. Then slide the panel towards yourself.

Push the buttons on the side of the ribbon cable port on the track pad to release the ribbon cable. Then gently pull the ribbon cable free.

Remove two T8 7mm long torx screws from the bottom of the track pad panel.

Slide the track pad button off of the track pad panel.

Remove the track pad by gently lifting up.