Apple ibook g4 12 inch late 2004 User Manual

							iBook G4 (12-inch Late 2004) Take Apart - 140
 Antenna Board3.Warning: When lifting the antenna board, be careful not to strain or pinch the 
cables.
Replacement Note: The antenna board is held to the bezel assembly with double-
sided tape on each end of the board. Use new double-sided tape when installing the 
replacement antenna board. 
Use a black stick to pry up the antenna board, but do not remove it yet.    
						

							141 - iBook G4 (12-inch Late 2004) Take Apart
 Antenna Board 4. With the antenna board loosened, note the cable routing on each side of the bezel. On 
the right, the antenna receptor cable is routed underneath the microphone cable 
through two channels before terminating at the receptor bracket.   
5. Remove the two Phillips screws from the antenna receptor on the right side of the 
bezel assembly.    
						

							iBook G4 (12-inch Late 2004) Take Apart - 142
 Antenna Board6. Tilt up the antenna receptor to remove it from the bezel assembly.   
7. At the bottom of the bezel, remove the tape from the inverter board and note the 
routing of the two soldered cables on the left side of the antenna board.    
						

							143 - iBook G4 (12-inch Late 2004) Take Apart
 Antenna Board 8. On the left side of the bezel, remove the two Phillips screws at the antenna receptor.   
9. Tilt up the antenna receptor to remove it from the left side of the bezel assembly. 
10. Unwrap the tape that secures the AirPort Extreme Card antenna to the cable bundle.    
						

							iBook G4 (12-inch Late 2004) Take Apart - 144
 Antenna Board11. Use a black stick to lift out the cables from the channels. 
12. Remove the antenna board with attached cables and antenna receptors.
13. Install the replacement antenna board, and reassemble and test the computer.
Replacement Note: Make sure the right corner of the replacement antenna board 
aligns with the raised L-shaped guide in the bezel assembly, as shown.   
Replacement Note: Make sure the replacement antenna board does not cover or 
pinch any cables.
Warning: Handle the replacement antenna board, receptors, and cables with 
care. Do not strain or pinch cables. Do not apply pressure to or bend the 
antenna receptors. 
						

							145 - iBook G4 (12-inch Late 2004) Take Apart
 Reed Switch Board
Reed Switch Board
Tools
• Soft cloth
• Black stick (or other nonconductive nylon or plastic tool)
• #0 Phillips screwdriver
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
• LCD panel 
						

							iBook G4 (12-inch Late 2004) Take Apart - 146
 Reed Switch Board
Procedure
1. With the bezel assembly lying on a soft cloth, remove the one 3- mm long Phillips 
screw at the reed switch board.
2. Pull up the reed switch cables from the channels on the left side of the bezel.  
						

							 
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iBook G4 (12-inch Late 2004) Take Apart
 Reed Switch Board 3. Lift up the cables and peel up the tape that covers the cables running along the bottom 
of the inverter board.     
						

							 
iBook G4 (12-inch Late 2004) Take Apart -   
148  
 Reed Switch Board4.
  Warning:
   
  When removing the tape that bundles the reed switch cable assembly 
to the AirPort Extreme Card antenna cable, be careful not to strain or pinch the 
cables.
Replacement Note:
   When installing the replacement reed switch board and cables, 
use new tape to bundle the cables together. 
Remove the tape to free the AirPort Extreme Card antenna cable from the reed 
switch cable assembly   
5. Disconnect the data cable from the inverter board at CN1.       
						

							 
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iBook G4 (12-inch Late 2004) Take Apart
 Reed Switch Board 6. Remove the reed switch cable assembly.
7. Install the replacement reed switch board and cable assembly, and reassemble and 
test the computer.