Apple ibook g4 14 inch mid 2005 User Manual

iBook G4 (14-inch Mid 2005) Take Apart - 90
 Modem 7. Install the replacement modem, and reassemble and test the computer.
Replacement Note:  Before installing the replacement modem, make sure no cables 
are blocking the modem connector on the logic board.
Replacement Caution:   With the modem connector centered over the connector on 
the logic board, press the modem onto the connector. Press only over the\
 connector; 
do not press elsewhere on the modem. 

91 - iBook G4 (14-inch Mid 2005) Take Apart
 Reed Switch Board
Reed Switch Board
Tools
• Soft cloth
• Black stick (or other nonconductive nylon or plastic tool)
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).
Part Location
Preliminary Steps
Before you begin, remove the following:
• Battery 
• Keyboard and RAM shield
• Memory card
• Bottom case
• Bottom shield
• DC-in board
• Top case
• Top shield 

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 Reed Switch Board
Procedure
1. Note how the reed switch cable is routed along the lower corner of the optical drive 
and connected to the logic board. 
2. Disconnect the connector from the logic board.
3. Peel up or loosen the tape from the optical drive and frame. 

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 Reed Switch Board
4.
Caution:   To avoid damaging the reed switch cable, slowly pull it up from the groove 
between the frame rib and the optical drive. Hold the tape aside as you guide the 
cable out of the groove.
5. Use a black stick to pry up the reed switch board from the adhesive on the optical  drive bezel. 

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 Reed Switch Board 6.
Replacement Note:  When replacing the reed switch board, align the upper right 
corner with the raised L-shaped guide on the optical drive bezel. 

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 Reed Switch Board
7. Remove the reed switch cable assembly.
8. Install the replacement reed switch board and cable assembly, and reassemble and 
test the computer.
Be sure to tuck the cables into the groove at the lower edge of the opti\
cal drive. 
Secure the cables with the tape provided. 

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 Optical Drive
Optical Drive
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
• Memory 

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 Optical Drive
• Bottom case 
• Bottom shield
• DC-in board
• Top case
• Top shield 

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 Optical Drive
Procedure
1. With the computer on a soft cloth, peel up any tape on top of the optical drive.
2. Remove the following from the optical drive:
• 6-mm long screw at upper right corner of drive
• 6-mm long screw at lower left corner of drive (this screw has an identi\
fiable collar under the screw head)
• 3-mm long screw at upper left corner of drive
Replacement Note:  When replacing the optical drive, install the screws in the 
following sequence:...

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 Optical Drive
3. Move the reed switch cable aside. 
Note:  You do not need to completely remove the reed switch board and cable.
4. Disconnect the optical drive ribbon cable from the logic board.