Apple ibook g4 12 inch mid 2005 User Manual

 
iBook G4 (12-inch Mid 2005) Take Apart -   
30  
 Bottom Shield 
Procedure
 
1. With the computer on a soft cloth, remove the four Phillips screws from the bottom  case.
2. If tape is used on the bottom shield, peel up, but do not remove, any pieces of tape.  
Note: 
 
When reassembling the computer, reuse the tape to secure the replacement\
 
bottom shield. 
Replacement Note:  When reassembling the computer, install the replacement 
bottom shield so that the corner of the shield closest to the ports...

31 - iBook G4 (12-inch Mid 2005) Take Apart
 Bottom Shield
3.
Warning:  Do not bend the bottom shield.  
Lift the bottom shield off the computer.
4. Note:  The two springs in the battery compartment can become loose. When 
reassembling the computer, make sure that the two springs are in place before 
installing the bottom case. Each spring has grease on the coils, and each has a plastic 
cap on one end. Make sure the cap  fits securely on the spring, and the curved side of 
the cap is positioned against...

iBook G4 (12-inch Mid 2005) Take Apart - 32
 Bottom Shield 5. Install the replacement bottom shield, and reassemble and test the computer.
Replacement Note:  Before installing the bottom shield, make sure cables are routed 
as shown. 

33 - iBook G4 (12-inch Mid 2005) Take Apart
 DC-In Board
DC-In Board
Tools
• Soft cloth
• #0 Phillips screwdriver
• Black stick (or other nonconductive nylon or plastic tool)
Part Location
Preliminary Steps
Before you begin, remove the following:
• Battery 
• Bottom case
• Bottom shield 

iBook G4 (12-inch Mid 2005) Take Apart - 34
 DC-In Board
Procedure
1. With the computer on a soft cloth, disconnect the DC-in cable from the underside of 
the logic board.
2. Remove any tape that holds the cable to the frame or logic board.
3. Route the cable from the guides in the chassis. 

35 - iBook G4 (12-inch Mid 2005) Take Apart
 DC-In Board
4. Remove the two identical 3-mm long screws from the DC-in board. 
5. Tilt up the DC-in board, and pivot it out of the frame.
6. Remove the DC-in board from the computer assembly.  

iBook G4 (12-inch Mid 2005) Take Apart - 36
 DC-In Board 7. Install the replacement DC-in board, and reassemble and test the computer. 
Replacement Note:  If the cable on the replacement DC-in board has double-sided 
adhesive, make sure the cable sticks to the underside of the logic board\
, where 
shown. 

37 - iBook G4 (12-inch Mid 2005) Take Apart
 Fan
Fan
Tools
• Soft cloth
• #0 Phillips screwdriver
• Black stick (or other nonconductive nylon or plastic tool)
Part Location
Preliminary Steps
Before you begin, remove the following:
• Battery 
• Bottom case
• Bottom shield 

iBook G4 (12-inch Mid 2005) Take Apart - 38
 Fan
Procedure
1. With the computer on a soft cloth, remove any tape that holds the fan and cable in 
place.
2. Disconnect the fan cable from the logic board.
3. Remove the four identical 3.5-mm long screws from the fan. 
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. 

39 - iBook G4 (12-inch Mid 2005) Take Apart
 Fan
4. Lift the fan from the computer frame. 
5. Install the replacement fan, and reassemble and test the computer.
Replacement Note:  Before installing the fan, make sure it is securely connected, 
and fresh tape is applied.
Replacement Note:  When reassembling the computer, check the tape at the 
replacement fan. Make sure no tape is not blocking the fan blade movemen\
t.