Apple ibook g4 14 inch mid 2005 User Manual

							
iBook G4 (14-inch Mid 2005) Take Apart - 40
 Battery Transfer Board
Procedure
1. With the computer on a soft cloth, remove the two 7.5-mm long screws that secure the 
battery connector board to the computer frame. 
2. Disconnect the battery transfer board from the logic board.   
3. Install the replacement battery transfer board, and reassemble and test the computer.  
						

							
41 - iBook G4 (14-inch Mid 2005) Take Apart
 Fan
Fan
Tools
• Soft cloth
• #0 Phillips screwdriver
Part Location
Preliminary Steps
Before you begin, remove the following:
• Battery 
• Bottom case
• Bottom shield 
						

							
iBook G4 (14-inch Mid 2005) Take Apart - 42
 Fan
Procedure
1. With the computer on a soft cloth, remove the four identical 3.5-mm long screws that 
secure the fan to the computer frame. 
Replacement Note:  When replacing the fan, install the four screws in a sequence 
that secures the opposite corners of the fan, such as: upper right (1)\
, lower left (2), 
lower right (3), upper left (4).
2. Disconnect the fan cable from the logic board.
3. Peel up any tape over the fan bracket or cable. Replacement Note:  When reassembling the computer, the replacement fan might 
include a piece of tape that secures the cable to the body of the fan. M\
ake sure the 
tape is not blocking the fan blade movement. 
						

							
43 - iBook G4 (14-inch Mid 2005) Take Apart
 Fan
4. Lift up the fan from the computer.   
5. Install the replacement fan, and reassemble and test the computer. 
						

							
iBook G4 (14-inch Mid 2005) Take Apart - 44
 Top Case
Top Case
Tools
This procedure requires the following tools:
• Soft cloth
• Small flat-blade screwdriver
• #0 Phillips screwdriver (magnetized recommended for optical drive screw\
s)
• 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 
						

							
45 - iBook G4 (14-inch Mid 2005) Take Apart
 Top Case
• Bottom case 
• Bottom shield
• DC-in board
Procedure
1. With the computer on a soft cloth, remove the following screws: 
• Three 4.5-mm long screws with beveled heads at optical drive slot-load a\
rea
• Three 3.5-mm long screws
• Four 14.5-mm long screws
• One 12-mm long screw
Replacement Note:  When replacing the screws, install them in the order shown.
Note:  Although the model pictured in this section is not identical to the sub\
ject model, 
the steps are the same.  
						

							
iBook G4 (14-inch Mid 2005) Take Apart - 46
 Top Case 2. Turn over the computer. Using a black stick, pry up the sides of the trackpad cable 
connector to release the trackpad cable.
3. Remove the three screws from the keyboard well: • Two identical 4.5-mm long Phillips screws
• One 3.5-mm long Phillips screw at lower left corner
Replacement Caution:   When replacing the screws in the keyboard well, make 
sure the shortest screw is installed in the lower left corner. Using a l\
onger 
screw could damage the AirPort Extreme/Bluetooth card. 
						

							
47 - iBook G4 (14-inch Mid 2005) Take Apart
 Top Case
4. Use a soft cloth to protect the computer.
5. Using a black stick, begin to carefully separate the top case from the computer 
assembly. Reposition the computer as you work around the top case to open up the 
seam that joins the top case and bottom case.
6. While continuing to loosen the top case, use caution around the battery bay. If  necessary,  flex the inner frame to release that corner of the top case. 
						

							
iBook G4 (14-inch Mid 2005) Take Apart - 48
 Top Case 7.
Warning: The top case is connected to the computer assembly with delicat\
e 
cables. Do not remove the top case until the cables are disconnected (s\
ee the 
next steps).  
With most of the top case loosened, place the top case off center so you\
 can access 
the trackpad cable. Use a black stick to disconnect the trackpad cable.
Warning: When performing this step, make sure the speaker cable and shor\
ter 
power switch cable are not strained.   
						

							
49 - iBook G4 (14-inch Mid 2005) Take Apart
 Top Case
8. With the speaker cable and power cable still attached, carefully reposition the top case 
so you can access the two remaining cables. 
9. Use a black stick to carefully disconnect the cables from the logic board.
10. Remove the top case from the computer.