Apple ibook g4 User Manual

iBook G4 Take Apart - 110
 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.
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.  

111 - iBook G4 Take Apart
 Display Module 

iBook G4 Take Apart - 112
 Display Module9. Remove the display from the computer chassis.
10. Install the replacement display module, and reassemble and test the computer. 

113 - iBook G4 Take Apart
 Heatsink (iBook G4)
Heatsink (iBook G4)
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
• Bottom...

iBook G4 Take Apart - 114
 Heatsink (iBook G4)• 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 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. 

115 - iBook G4 Take Apart
 Heatsink (iBook G4) 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 Take Apart - 116
 Heatsink (iBook G4)5. Turn over the heatsink and note the L-shaped marks that indicate the position for 
placement 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:
• Largest pad at the top of the thermal plate
• Small rectangular pad in the middle of the thermal plate
• Mid-sized square pad at the lower end of the thermal plate
Replacement...

117 - iBook G4 Take Apart
 Heatsink (iBook G4) Replacement Note: If 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. 

iBook G4 Take Apart - 118
 Heatsink: iBook G4 (Early 2004)
Heatsink: iBook G4 (Early 2004)
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
•...

119 - iBook G4 Take Apart
 Heatsink: iBook G4 (Early 2004) • 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
• One 3.5-mm long screw and EMI clip at the lower left end of the thermal plate
Replacement...