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Apple Powerbook 540c Disassembly

O que você precisa

    • Slide the release button toward you and pull out the main battery from the right battery bay of the computer.

    • Repeat the procedure for the second battery, if installed, in the left battery bay of the computer.

    • If a PCMCIA card is installed, eject the card first, then remove the PCMCIA card cage from the left battery bay.

    • Using a T8 torx driver, remove the middle two bottom housing screws

    • Using a small flat-blade screwdriver, lift the front of the keyboard and pull it forward slightly.

    • Rotate the keyboard so that it is perpendicular to the top cover.

    • Release the locking tabs on the two keyboard cable connectors and disconnect the cables from the motherboard

    • Lift off the keyboard.

    • Using a T8 torx driver, remove the hard drive mounting screw.

    • Using a small flat-blade screwdriver, pry up the front of the hard drive and slide it forward.

    • Lift the drive partway out of the unit and disconnect the hard drive cable.

    • Remove the hard drive.

    • If you are replacing the hard drive, remove the four screws and remove the hard drive bracket and insulator.

    • Using a T-8 torx driver, remove the two floppy drive screws.

    • Using a small flat-blade screwdriver, pry up the cable end of the floppy drive and slide the drive to the left.

    • Slide the drive forward slightly and lift it partway out of the unit.

    • Disconnect the floppy drive cable from the motherboard and remove the drive.

    • If you are replacing the floppy drive or floppy drive cable, release the locking tabs and disconnect the cable from the drive.

    • Open the unit and rotate the display assembly as far back as it will go.

    • Using a flat-blade screwdriver and your fingers, press in on both sides of the wide end of the right clutch cover and release the two front latches.

    • Rotate the clutch cover up, release the third latch, and remove the cover.

    • Repeat for the other clutch cover.

    • Using a small flat-blade screwdriver, pry up the display access cover at the three slots in the front of the cover.

    • Remove the display access cover.

    • Disconnect the interconnect to logic board cable.

    • Using a T-8 torx driver, remove the two display mounting screws.

    • Slide the display assembly to the left so that the right clutch clears the loop of the interconnect to logic board cable.

    • Remove the display assembly.

    • Using a T-8 torx driver, remove the two rear panel screws.

    • Pull the center base cover forward slightly and slide it to the right to release the two screw carriers.

    • Remove the center base cover.

    • Rotate the feet to the up position.

    • Using a T-8 torx driver, remove the screw located under each foot.

    • Remove the four screws at the front edge of the bottom case

    • Remove the remaining screw on the inside top edge of the case.

    • Carefully lift and rotate the top case toward you and disconnect the track pad cable from the motherboard.

    • Remove the interconnect to logic board cable from the opening for the right clutch.

    • Remove the top case.

    • With a T8 Torx driver, remove the three mounting screws on the EMI shield.

    • Using a small flat-blade screwdriver, pry up and remove the daughterboard EMI shield.

    • Remove the plastic retainer bar.

    • You will need an IC extractor. I do not recommend using a flat head screwdriver

    • Place the legs of the IC extractor in the notches at the end of the daughterboard and pull up.

    • Remove the two screws from the plastic retainer bar.

    • Gently but firmly slide the plastic retainer bar away from the RAM card to release it.

    • Insert the IC puller along the two notches on either side of the RAM card.

    • Gripping the IC puller firmly, pull straight up to remove the RAM card.

    • To remove the modem card, place the legs of the IC extractor in the notches at the end of the board and pull up.

    • Disconnect the interconnect to logic board cable from the motherboard and remove the cable.

    • Using a T-8 torx driver, remove the three right side panel mounting screw.

    • Lift the panel slightly, slide it back, and remove it from the CPU stiffener.

    • Using a T-8 torx driver, remove the three left side-panel mounting screws.

    • Slide the panel to the left and remove it from the CPU stiffener.

    • Unlatch the left side panel from the back panel.

    • Rotate the feet to the up position.

    • Lift the CPU stiffener straight off the unit.

    • Remove the motherboard mounting screw and standoff.

    • Carefully pry the motherboard from the positioning peg located below the standoff.

    • Slide the board forward and lift it out.

    • Turn over the motherboard.

    • Disconnect the hard drive cable from the motherboard.

    • Carefully disconnect the microphone cable from the interconnect board.

    • Using a small flat-blade screwdriver, pry up and remove the microphone assembly.

    • Using a small flat-blade screwdriver, pry up and remove the backup battery cover.

    • Carefully disconnect the backup battery cable.

    • Remove the cable from the cable guides.

    • Pry up and remove the backup battery and cable.

    • Using a T-8 torx driver, remove the front two mounting screws.

    • Disconnect the trackpad cable assembly and remove it from the unit.

    • Using a T-8 torx driver, remove the remaining two mounting screws

    • Pry up and remove the trackpad actuator assembly.

    • With your fingers, push up from underneath the trackpad logic board and remove it from the top case

    • Disconnect the speaker cable from the interconnect board.

    • Remove the bottom two bezel mounting screws.

    • Pry off the two rubber bumpers and remove the top two bezel mounting screws.

    • Pull the display bezel forward and lift it off the rear housing.

    • Remove the four mounting screws.

    • Disconnect the backlight cable from the inverter board.

    • Lift the display from the rear housing.

    • Remove the two mounting screws

    • Disconnect the interconnect to inverter cable and the backlight cable.

    • Remove the inverter board.

    • Disconnect the interconnect to display cable and the interconnect to inverter cable.

    • Remove the two mounting screws.

    • Remove the interconnect board.

    • Disconnect the interconnect to inverter cable from the interconnect and inverter boards.

    • Remove the cable from the back housing.

    • Disconnect the interconnect to display cable from the back of the display.

    • Remove the cable.

    • Remove the mounting screw for the right clutch and remove the clutch.

    • Repeat for the left clutch

Conclusão

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

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Luke

Membro desde: 09/27/17

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