PowerBook 3400 M3553 Speaker Panel Replacement

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Jan 28, 2014 - 02:41:14

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Introduction

In order to access the display or replace any portion of the sound system you must first remove the speaker panel from the computer.

What you need

Step 1 Battery

PowerBook 3400 M3553 Speaker Panel Replacement, Battery: step 1, image 1 of 1

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

Step 2

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

Step 3 Keyboard

PowerBook 3400 M3553 Speaker Panel Replacement, Keyboard: step 3, image 1 of 1

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

Step 4

PowerBook 3400 M3553 Speaker Panel Replacement: step 4, image 3 of 3

Turn the computer over and open the display. You should see that the keyboard is loose.
Before attempting to remove the keyboard, note that a ribbon cable connects the keyboard to the logic board. Improper removal may damage your keyboard.
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.

Step 5

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.

Step 6 RAM

PowerBook 3400 M3553 Speaker Panel Replacement, RAM: step 6, image 1 of 2

PowerBook 3400 M3553 Speaker Panel Replacement, RAM: step 6, image 2 of 2

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

Step 7 Speaker Panel

PowerBook 3400 M3553 Speaker Panel Replacement, Speaker Panel: step 7, image 1 of 2

PowerBook 3400 M3553 Speaker Panel Replacement, Speaker Panel: step 7, image 2 of 2

Disconnect the wires from the port.

Step 8

Remove the 7mm screw connecting the speaker panel to the computer.

Step 9

To detach the speaker panel's ribbon cable, use a plastic opening tool to lift the tabs on both sides of the cable port.
Once loose, pull the ribbon cable free.