PowerBook G4 Aluminum 17" 1.67 GHz (High-Res) Keyboard Replacement

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Paso 1

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Use your thumbs to push the two battery retaining tabs away from the battery.
The battery should pop up enough to rotate it toward yourself and lift it out of the lower case.

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Paso 2

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Remove the three 2.3 mm Phillips screws securing the memory cover to the lower case.

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Paso 3

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Lift the memory cover slightly and pull it toward yourself to remove it from the lower case.

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Paso 4

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Remove the following ten screws:
Two 14.7 mm shouldered Phillips.
Three 12.3 mm Phillips.
One 3.8 mm T8 Torx.
One 6.8 mm T8 Torx.
Three 1.3 mm Phillips.

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Paso 5

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The ZIF cable is located underneath the bottom RAM slot. If your PowerBook has both RAM slots occupied, make sure to remove the RAM chip.
Use your fingernails to separate the ZIF cable lock away from its socket. (Move the two brown bits down 1mm)
The ZIF cable lock will move about a millimeter away from the socket before it stops (see picture 2). Do not try to remove the ZIF cable lock.

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Paso 6

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Use the tip of a spudger to slide the trackpad ribbon cable out of its socket.

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Paso 7

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Remove the four 3.4 mm Phillips screws from the PC card side of the PowerBook.
When replacing these screws, you must reinstall each screw in the correct order. Begin by installing the screw closest to the display hinge, and go out from there.

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Paso 8

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Remove the four 3.4 mm Phillips screws from the DVI connector side of the PowerBook.
When replacing these screws, you must reinstall each screw in the correct order. Begin by installing the screw closest to the display hinge, and go out from there.
During reassembly, make sure to reinstall the two screws on the right into their appropriate locations, and not the DVI port anchor holes.

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Paso 9

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Depress the display latch release button and open your display.

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Paso 10

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Starting near the display, lift the upper case straight up off the lower case, minding any cables that may get caught.

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Paso 11

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Remove the two Phillips screws securing the electronic track pad button to the lower case.

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Paso 12

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Use your fingernails or the tip of a spudger to separate the ZIF cable lock from its socket.
The ZIF cable lock will move about 1 mm and stop. Do not attempt to completely remove the ZIF cable lock.

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Paso 13

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Use the tip of a spudger to pull the track pad ribbon cable out of its socket.
Do not lift this cable too much from either side as it is fragile and easily torn.

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Paso 14

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Disconnect both of the following connectors from the logic board:
Sleep sensor cable.
Power button cable.
Be sure to pull only parallel to the face of the logic board, as pulling up on the socket will break it off the logic board.
When pulling these connectors away from their sockets, it is helpful to use your fingernails to pull on the ears at each side of the connector.

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Paso 15

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Starting near the keyboard, use the flat end of a spudger to help separate the adhesive as you peel back the track pad ribbon cable.
Be very careful as you are peeling the ribbon cable back because it is very fragile and easily torn.
Also be sure to not pull on the keyboard and backlight ribbon cables underneath the track pad ribbon cable, as they are also very fragile.

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Paso 16

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Use the tip of a spudger to pry up the ribbon cable retaining flaps on both the keyboard and backlight ribbon cable sockets.

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Paso 17

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Pull both the keyboard and backlight ribbon cables out of their sockets.

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Paso 18

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Remove the large protective sticker from the underside of the keyboard enclosure on the lower case.

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Paso 19

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Use the tip of a spudger to bend each of the four keyboard lock tabs away from the underside of the keyboard enclosure on the lower case.
Included is a picture of how the tabs should look when they are unlocked.

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Paso 20

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Remove the ten short Phillips screws securing the keyboard to the lower case.

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Paso 21

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Use the tip of a spudger to push a screw lug near the center of the keyboard, separating it from the lower case.

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Paso 22

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Bow the keyboard out slightly to release the two tabs near the upper corner on each side of the keyboard.
Rotate the keyboard toward yourself and lift it out of the upper case.
When reinstalling your keyboard, make sure to feed both the keyboard and backlight ribbon cables through the slot near the lower edge of the keyboard enclosure on the lower case (shown in red).