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Introducción

The inverter powers the LCD backlight and is not a difficult part to replace.

  1. PowerBook G3 Lombard Inverter Replacement, Keyboard: paso 1, imagen 1 de 1
    • Turn the computer so that the ports are facing you.

    • If the keyboard is locked, open the port cover and turn the keyboard locking screw until the keyboard is unlocked.

  2. PowerBook G3 Lombard Inverter Replacement: paso 2, imagen 1 de 1
    • Pull the keyboard release tabs toward you and lift up on the keyboard until it pops free.

    • Make sure you have removed the laptop battery and CD/DVD module from the expansion bays before proceeding.

  3. PowerBook G3 Lombard Inverter Replacement: paso 3, imagen 1 de 1
    • Lift the keyboard out by pulling it up and away from you. Rest the keyboard, face down, on top of the trackpad.

    • In order to replace the keyboard, you must first remove the modem.

  4. PowerBook G3 Lombard Inverter Replacement, Heat Shield: paso 4, imagen 1 de 1
    • Remove the three silver Phillips screws that attach the heat shield to the internal metal framework.

  5. PowerBook G3 Lombard Inverter Replacement: paso 5, imagen 1 de 1
    • Lift the heat shield up and pull it toward you.

  6. PowerBook G3 Lombard Inverter Replacement: paso 6, imagen 1 de 1
    • Your laptop should look approximately like this.

  7. PowerBook G3 Lombard Inverter Replacement, PRAM Battery: paso 7, imagen 1 de 1
    • Pull the battery cable directly up from the logic board.

  8. PowerBook G3 Lombard Inverter Replacement: paso 8, imagen 1 de 1
    • Remove the battery from its holder by pulling up and to the left.

  9. PowerBook G3 Lombard Inverter Replacement, Modem: paso 9, imagen 1 de 1
    • Remove the two silver Phillips screws from the modem.

  10. PowerBook G3 Lombard Inverter Replacement: paso 10, imagen 1 de 1
    • Use a spudger, the tips of your fingers, or a flat non-metal tool to get under the modem's edge and pry it up from its socket as shown in the picture.

  11. PowerBook G3 Lombard Inverter Replacement: paso 11, imagen 1 de 1
    • Disconnect the cable from the right side of the modem.

  12. PowerBook G3 Lombard Inverter Replacement: paso 12, imagen 1 de 1
    • Your laptop should look approximately like this.

  13. PowerBook G3 Lombard Inverter Replacement, Processor: paso 13, imagen 1 de 1
    • Use a spudger, the tips of your fingers, or a flat non-metal tool to pry up the processor's right side.

  14. PowerBook G3 Lombard Inverter Replacement: paso 14, imagen 1 de 1
    • Disconnect the keyboard cable from the logic board by pulling directly up on the clear plastic loop.

    • This step is out of sequence with the keyboard because in order to remove the keyboard you must first remove the modem.

  15. PowerBook G3 Lombard Inverter Replacement: paso 15, imagen 1 de 1
    • Your laptop should look approximately like this.

  16. PowerBook G3 Lombard Inverter Replacement, RAM: paso 16, imagen 1 de 1
    • 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.

    • There are RAM slots on both sides of the processor. We recommend installing higher capacity chips on the bottom so that if you want to upgrade later, you won't have to remove the processor.

  17. PowerBook G3 Lombard Inverter Replacement, Hard Drive: paso 17, imagen 1 de 1
    • Grasp the orange cable at the left end of the hard drive and disconnect it from the logic board.

    • Try to grasp the cable on the plastic connector rather than on the flexible cable section.

  18. PowerBook G3 Lombard Inverter Replacement: paso 18, imagen 1 de 1
    • Grasp the plastic tab and pull the hard drive up and to the left, making sure that the metal bracket doesn't catch on the black plastic casing.

  19. PowerBook G3 Lombard Inverter Replacement, Clutch Cover: paso 19, imagen 1 de 1
    • Push the display back so that it lies flat.

  20. PowerBook G3 Lombard Inverter Replacement: paso 20, imagen 1 de 1
    • Slip a spudger or your index finger under the clutch cover near the power button and pull gently upward until you feel it come free.

    • Repeat the previous step on the left side.

  21. PowerBook G3 Lombard Inverter Replacement: paso 21, imagen 1 de 1
    • Lift the clutch cover up and off, rotating it toward yourself.

  22. PowerBook G3 Lombard Inverter Replacement, Inverter: paso 22, imagen 1 de 1
    • Grasp the orange display data cable and disconnect it from the logic board.

    • Pull the display cable straight up so that it is vertical.

  23. PowerBook G3 Lombard Inverter Replacement: paso 23, imagen 1 de 1
    • Grasp the thin display inverter board at its left end, push the left end forward to get the board beyond the tab, and then lift the entire board up.

    • There are two tabs that hold the display inverter in place that you need to get past in order to pull the board free.

  24. PowerBook G3 Lombard Inverter Replacement: paso 24, imagen 1 de 1
    • Disconnect the white inverter cable connector from the right end of the board.

  25. PowerBook G3 Lombard Inverter Replacement: paso 25, imagen 1 de 1
    • Disconnect the inverter plug, pulling directly up from the logic board.

  26. PowerBook G3 Lombard Inverter Replacement: paso 26, imagen 1 de 1
    • Your laptop should look approximately like this.

Conclusión

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

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