Apple ibook g4 12 inch late 2004 User Manual
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iBook G4 (12-inch Late 2004) Take Apart - 100 Display Module• Bottom case • Bottom shield • DC-in board • Top case • Top shield • Modem Procedure 1. With the computer on a soft cloth, note the routing of the thin, black microphone cable and the LVDS (low voltage data signal) cable. 2. Disconnect the microphone cable from the logic board near the hard drive. 3. Pull up the flexible tab to disconnect the LVDS cable from the logic board.
101 - iBook G4 (12-inch Late 2004) Take Apart Display Module 4. Without straining the cables, lift them up from the logic board. 5. Peel off any tape holds the cables to the frame. 6. While supporting the display, tilt up the chassis, and disconnect the inverter cable from the underside of the logic board.
iBook G4 (12-inch Late 2004) Take Apart - 102 Display Module7.Warning: To prevent damage, support the display while performing this step. Remove the four screws. Replacement Note: When reinstalling the screws, install them in the order shown by the boxed numbers.
103 - iBook G4 (12-inch Late 2004) Take Apart Display Module 8. Warning: When lifting the display, be careful not to strain the cables. Support the display as you route the AirPort antenna cable out from the frame groove above the optical drive.
iBook G4 (12-inch Late 2004) Take Apart - 104 Display Module9. Remove the display from the computer chassis. 10. Install the replacement display module, and reassemble and test the computer.
105 - iBook G4 (12-inch Late 2004) Take Apart Heatsink Heatsink Tools • Soft cloth • #0 Phillips screwdriver • Black stick (or other nonconductive nylon or plastic tool) • Needlenose pliers or 2.0 mm hex nut driver Note: To organize the screws you remove from the computer, use a tray with divided compartments (such as a plastic ice cube tray). Part Location Preliminary Steps Before you begin, remove the following: • Battery • Keyboard and RAM shield • AirPort Extreme Card • Memory card
iBook G4 (12-inch Late 2004) Take Apart - 106 Heatsink• Bottom case • Bottom shield • DC-in board • Top case • Top shield • Hard drive • Modem Procedure 1. Remove the following from the heatsink: • One 7-mm long screw at top edge of frame • Three 5.5-mm long screws at fan opening • One hex nut from the lower right end of the thermal plate • Two 7-mm long hex spring screws at the upper end of the thermal plate Replacement Note: When installing the heatsink, install the screws in the order shown.
107 - iBook G4 (12-inch Late 2004) Take Apart Heatsink 2. Remove the two screws from the vent cover and tilt up the vent cover slightly. 3. Use a black stick to tilt up the heatsink at the left side. 4. Raise the vent cover as you lift the heatsink out of the computer assembly. Warning: The heatsink pipe can bend easily. Use caution when removing or replacing the heatsink.
iBook G4 (12-inch Late 2004) Take Apart - 108 Heatsink5. Turn over the heatsink and note the position of the thermal pads. Replacement Note: Any time the heatsink is removed or a replacement heatsink is to be installed, make sure new thermal pads are applied in the following orientation: • Smallest square pad at the top end o f the thermal plate • Largest pad in the middle of the thermal plate • Mid-sized square pad at the lower end of the thermal plate Replacement Note: Make sure that the removable thermal bridge that connects the heatsink plate to the fan plate is in place with the single screw.
109 - iBook G4 (12-inch Late 2004) Take Apart Heatsink Replacement Note: Check the logic board. If any part of the thermal pads remain on the logic board, carefully remove them with a black stick. 6. Install the replacement heatsink, and reassemble and test the computer.