Installing PowerBook G4 Titanium DVI PC Card Cage

  • Author: iRobot
  • Difficulty: Moderate
  • Add Note x

How to remove the PCMCIA card cage holder.

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Add Note Edit Step 1 — Battery  ¶ 

  • Locate the battery release tab on the underside of the G4.

  • Slide the battery release tab to the left and lift the battery out of the computer.

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Add Note Edit Step 2 — Keyboard  ¶ 

  • Turn the keyboard locking screw located in the middle of the keyboard so that it is parallel to the space bar.

  • Pull the keyboard release tabs toward you and lift up on the keyboard until it pops free.

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Add Note Edit Step 3  ¶ 

  • Rest the keyboard face down on the trackpad area.

  • Disconnect the keyboard connector from the logic board.

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Add Note Edit Step 4  ¶ 

  • Your laptop should look approximately like this.

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Add Note Edit Step 5 — RAM  ¶ 

  • Release the tabs on each side of the RAM chip at the same time. These tabs lock the chip in place and releasing them will cause the chip to "pop" up.

  • Pull the RAM chip out.

  • Repeat this process if a second RAM chip is installed.

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Add Note Edit Step 6 — Lower Case  ¶ 

  • Remove the seven T8 Torx screws from the lower case.

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Add Note Edit Step 7  ¶ 

  • Using your thumbs, slide the lower case away from you.

  • The lower case may stick in the front on a tab just above the center of the optical drive. Be careful as you work the case off, or you may break the thin strip of plastic just above the drive.

  • Lift the lower case off.

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Add Note Edit Step 8  ¶ 

  • Your laptop should look approximately like this.

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Add Note Edit Step 9 — Airport Card  ¶ 

  • Firmly grasp the plastic tab attached to the Airport card and pull up and to the left.

  • Disconnect the antenna cable from the left side of the Airport card.

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Add Note Edit Step 10 — Hard Drive  ¶ 

  • Disconnect the hard drive ribbon from the logic board using a spudger or the tip of your finger.

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Add Note Edit Step 11  ¶ 

  • To free the hard drive, remove the two T8 Torx screws from the right wall of the battery housing.

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Add Note Edit Step 12  ¶ 

  • Remove the hard drive by lifting the left edge up and out of the computer.

  • There are four rubber bumpers that fit over the hard drive screws. Ensure that these bumpers come out when you remove the hard drive.

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Add Note Edit Step 13  ¶ 

  • Your laptop should look approximately like this.

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Add Note Edit Step 14 — Optical Drive Removal  ¶ 

  • Disconnect and remove the indicated orange ribbon cable.

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Add Note Edit Step 15  ¶ 

  • Disconnect the pink and white inverter cable from the inverter board.

  • The display inverter has orange plastic shielding around it that looks similar to the tape used elsewhere within the computer. Do not remove the shielding from the inverter.

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Add Note Edit Step 16  ¶ 

  • Remove the two silver T8 Torx screws from the black plastic bar.

  • Lift the black plastic bar out.

  • Reassembly will be significantly easier if you reseat the hard drive before returning the black bar to its place.

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Add Note Edit Step 17  ¶ 

  • Disconnect the two orange connectors from the logic board, removing tape as necessary.

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Add Note Edit Step 18  ¶ 

  • Lift the drive up on the right side so that you can access and disconnect the modem cable and inverter cable.

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Add Note Edit Step 19  ¶ 

  • Remove the drive by lifting the right edge up and out of the computer.

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Add Note Edit Step 20 — DC-In Board  ¶ 

  • Disconnect the large DC-In connector from the right side of the logic board.

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Add Note Edit Step 21  ¶ 

  • Remove the two T6 Torx screws from the DC-In board.

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Add Note Edit Step 22  ¶ 

  • Lift the DC-In board out of the computer by pulling up and away from you.

  • If you don't have a 667 MHz computer, there is a fan in this location which makes it a bit difficult to remove the DC-In board.

  • If there is a fan present, rotate the DC-In board slightly clockwise before easing it out at a slight angle in order to clear the fan clamp on top of it.

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Add Note Edit Step 23 — Modem Filter Board  ¶ 

  • Before continuing, place a soft cloth on your work surface to rest the computer on. Turn the G4 over and place it on the cloth.

  • Disconnect the four indicated connectors from the logic board.

  • The large multicolor cable may be difficult to free.

  • The top center cable may not need to be disconnected to remove the modem filter board. It connects to the logic board fan to its immediate left, which is attached to the logic board itself.

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Add Note Edit Step 24  ¶ 

  • Remove the T8 Torx screw near the heat pipe.

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Add Note Edit Step 25  ¶ 

  • Disconnect the two connectors from the modem filter board.

  • To the immediate right of the modem filter board, the heatsink has two sets of five fins with a double-wide space in between them. This space is where the gray & black coiled wire is supposed to go to ensure a flush fit.

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Add Note Edit Step 26  ¶ 

  • Remove the T6 Torx screw from the modem filter board.

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Add Note Edit Step 27  ¶ 

  • Remove the modem filter board from the computer by pulling up and to the right.

  • There is a small plastic post which helps hold the modem filter board in place. You need to clear this post to remove the modem filter board from the computer.

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Add Note Edit Step 28 — Logic Board  ¶ 

  • Turn the G4 over.

  • Remove the seven T8 Torx screws from the logic board.

  • The five black screws go on the right side of the logic board, the large silver screw goes at the top, and the small silver screw is located on the left side.

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Add Note Edit Step 29  ¶ 

  • Disconnect the 5 indicated connectors from the logic board, removing tape as necessary.

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Add Note Edit Step 30  ¶ 

  • Carefully lift the logic board up and pull it away from you.

  • This step requires some force, but if the logic board will not come up, make sure that you have removed all the necessary screws and connectors. Warming the heatsink with a heatgun or blow dryer will help release the logic board.

  • On 800 MHz and above G4s, you must disconnect the fan cable from the logic board before you lift the board entirely off.

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Add Note Edit Step 31  ¶ 

  • Your laptop should look approximately like this.

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Add Note Edit Step 32 — PC Card Cage  ¶ 

  • Remove the two T8 Torx screws that secure the PC Card cage.

  • Remove the 4 mm hex nut from the PC Card cage.

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Add Note Edit Step 33  ¶ 

  • Remove the PC Card cage by pulling it to the right and twisting slightly toward you.

To reassemble your device, follow these instructions in reverse order.

For more information, check out the PowerBook G4 Titanium DVI device page.

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