Apple ibook g4 12 inch late 2004 User Manual
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iBook G4 (12-inch Late 2004) Take Apart - 110 Logic Board Logic Board Tools • Soft cloth • #0 Phillips screwdriver • Black stick (or other nonconductive nylon or plastic tool) 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
111 - iBook G4 (12-inch Late 2004) Take Apart Logic Board • AirPort Extreme Card • Memory card • Bottom case • Bottom shield • DC-in board (remove screws and loosen only) • Fan • Top case • Sleep light board (disconnect connector only) • Top shield • I/O bezel • Hard drive • Modem • Heatsink Procedure Warning: Flexing the logic board can break solder joints to components. To prevent damage, do not flex the board. Warning: When it is out of the computer case, the frame can be damaged by too much pressure. Avoid putting pressure on the frame when removing the logic board. 1. Disconnect the microphone and LVDS cables.
iBook G4 (12-inch Late 2004) Take Apart - 112 Logic Board2. Disconnect the optical drive flex cable. 3. From the underside of the logic board, disconnect the inverter cable.
113 - iBook G4 (12-inch Late 2004) Take Apart Logic Board 4. Turn over the computer frame and remove the ten Phillips screws that secure the logic board to the frame: • Seven identical 4.5-mm long screws • Two 7.5-mm long screws at the battery connector • One 5-mm long screw near the fan opening Replacement Note: When installing the replacement logic board, install the screws in the order shown.
iBook G4 (12-inch Late 2004) Take Apart - 114 Logic Board5.Warning: Flexing the logic board can break solder joints to components. To prevent damage, do not flex the board. Lifting the logic board at the ports, tilt up the logic board to remove it from the frame. Note: When installing the replacement logic board into the frame, make sure that the screw openings align completely with all of those in the frame. 6. Install the replacement logic board, and reassemble and test the computer. Note: When reassembling the computer, make sure that you transfer the memory card from the original logic board to the top of the replacement logic board. Replacement Note: Check the replacement logic board to make sure the RJ11 modem cable is installed. If it is not installed, transfer it from the original logic board.
115 - iBook G4 (12-inch Late 2004) Take Apart Frame Frame Tools No tools are required for this procedure. Part Location Preliminary Steps Before you begin, remove the following: • Battery • Keyboard and RAM shield • AirPort Extreme Card • Memory card • Bottom case • Bottom shield • DC-in board
iBook G4 (12-inch Late 2004) Take Apart - 116 Frame• Fan • Top case • Sleep light board • Top shield • Display module • I/O bezel • RJ11 modem cable • Hard drive • Modem • Bluetooth • Optical drive • Display module • Heatsink • Logic board Procedure With all preliminary steps completed, the frame is the remaining part.
117 - iBook G4 (12-inch Late 2004) Take Apart Frame Replacement Note: The front of the frame includes two integral grommets for positioning the hard drive. Make sure the grommets are in place before reassembling the computer. Replacement Note: If the long EMI strip at the port side of the frame is still attached to the frame, make sure you install it on the replacement frame before reassembling the computer. Refer to I/O Bezel in this chapter.
iBook G4 (12-inch Late 2004) Take Apart - 118 Display Housing (Back Case) Display Housing (Back Case) Tools • Soft cloth • Torx T6 screwdriver or 5/32 hex driver • Black stick (or other nonconductive nylon or plastic tool) Note: To organize the screws you remove from the LCD panel assembly, use a tray with divided compartments (such as a plastic ice cube tray). Replacement Note: If the tape you remove from this assembly is worn and cannot be reused, use new Kapton tape (Apple part number 922-5025). Preliminary Steps Before you begin, remove the following: • Battery • Keyboard and RAM shield • AirPort Extreme Card • Memory card • Bottom case • Bottom shield • DC-in board • Top case • Top shield • Modem • Display module
119 - iBook G4 (12-inch Late 2004) Take Apart Display Housing (Back Case) Procedure Important: Although the display pictured in this section may appear different from the display you are working on, the steps are the same. 1. With the display module lying face up on a soft cloth, use either a 5/32 hex driver or a Torx T6 screwdriver to remove the four screws (two on each side) from the display housing. 2. Using a black stick, pry up the bezel from the display housing. Carefully work the black stick around the outer perimeter and corners of the bezel.