Apple ibook g4 14 inch early 2004 User Manual

							 
iBook G4 (14-inch) Take Apart -  
30 
 Bottom Case 
Procedure
 
1. Place the computer upside down on a soft cloth.
2. 
Important: 
 To avoid damaging the case, be careful that the screwdriver tip does not 
slip out of the screw head during removal.
Remove the three screws. 
						

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 Bottom Case 3. Using a black stick, pry up the three rubber feet from the metal sockets.
Note: When reassembling the computer, do not reuse the feet. Install three new 
rubber feet. 
4. Remove the three identical Phillips screws from the metal sockets.
5. Use a black stick to lift out the metal sockets.
Note:
 When reassembling the computer, note that the metal sockets are keyed. 
Rotate them until they sit flat against the bottom case.  
						

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 Bottom Case6. Remove the two identical Phillips screws next to the battery connector. 
						

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 Bottom Case 7. Note the locations of the slots on the bottom case pictured below. The computer frame 
has tabs that fit into slots within the bottom case (six tabs in front; two on each side; 
three in back). When using a black stick to pry off the bottom case, it helps to know 
where the slots are as you free the tabs from the slots.
8. In the battery compartment, lift up the corner of the bottom case, and use a black stick 
or jeweler’s flat-blade screwdriver to gently pry up the slot from the inner tabs on the 
frame. 
						

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 Bottom Case9. Starting at the battery compartment, use a black stick to carefully pry up the bottom 
case from the computer. 
10.Warning: To avoid damaging the sleep light and other delicate components, do 
not insert the black stick too far into the computer as you free the bottom case 
from the computer. Use just the tip of the black stick to pry up the bottom case. 
11. Open the computer and place it on its side. Carefully work the black stick around the 
corners of the bottom case.  
						

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 Bottom Case 12. The bottom case fits snugly. Use moderate force to remove the tabs from the slots.
13. Loosen the tabs from the slot load area last. 
Pull up on the port side of the bottom case.
Placing the black stick nearly parallel to the slot drive opening, carefully free the case 
from the remaining tabs at the slot drive side of the computer.
Note:
 When reassembling the computer, be careful not to pinch any cables as 
you press the bottom case back onto the computer. Check that the bottom case 
shows no raised surfaces and is fully snapped into place before installing the 
remaining screws, sockets, and feet.  
						

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 Bottom Case14. If you are replacing any additional parts at this time, remove the two springs from the 
battery compartment so they do not fall out and get lost.
Note:
 When reassembling the computer, make sure that the two springs in the 
battery compartment are in place before installing the bottom case. Each spring has 
a plastic cap on one end. The cap should fit securely on the spring, and the curved 
side of the cap should be positioned against the inner frame. The springs have a 
small amount of grease on them; do not wipe away the grease.
15. Install the replacement bottom case, and reassemble and test the computer. 
						

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 Bottom Shield
Bottom Shield
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 
• Bottom case  
						

							iBook G4 (14-inch) Take Apart - 38
 Bottom Shield
Procedure
1. With the computer on a soft cloth, remove the following screws from the bottom shield:
• Six identical 3.5-mm long Phillips screws
• Three identical 7.5-mm long Phillips screws
• One 14.5-mm long Phillips screw
2. Using a black stick, peel up—but do not remove—any strips of tape. 
Note:
 When reassembling the computer, reuse the tape to secure the replacement 
bottom shield.  
						

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 Bottom Shield 3.Warning: Do not bend the bottom shield. 
Lift the bottom shield off the computer, being careful where it might catch on the tape.
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 the inner frame. 
5. Install the replacement bottom shield, and reassemble and test the computer.