Apple ibook g4 12 inch mid 2005 User Manual
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![Page 37
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.](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-36.png "Page 37
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.")
![Page 39
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.](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-38.png "Page 39
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.")
![Page 40
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.](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-39.png "Page 40
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.")
![Page 42
41 - iBook G4 (12-inch Mid 2005) Take Apart
Top Case
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
Procedure
1. With the computer upside down on a soft cloth, remove the two screws from the
battery bay.
Note: Although the model pictured below is not the subject model, the highlig\
hted
screws are the same.](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-41.png "Page 42
41 - iBook G4 (12-inch Mid 2005) Take Apart
Top Case
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
Procedure
1. With the computer upside down on a soft cloth, remove the two screws from the
battery bay.
Note: Although the model pictured below is not the subject model, the highlig\
hted
screws are the same.")
![Page 43
iBook G4 (12-inch Mid 2005) Take Apart - 42
Top Case 2. Turn over the computer.
3. Remove the three identical 2-mm long screws from the keyboard well near the slot
load drive opening.
4. Remove the remaining screws in the keyboard well: • Using a small flat-blade screwdriver, pry up the magnet. Then remove the\
4.5-mm long screw beneath it.
• 6-mm long screw with large screw head at upper left corner of keyboard w\
ell
• 6-mm long screw at lower left corner of keyboard well
• 6-mm long screw with...](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-42.png "Page 43
iBook G4 (12-inch Mid 2005) Take Apart - 42
Top Case 2. Turn over the computer.
3. Remove the three identical 2-mm long screws from the keyboard well near the slot
load drive opening.
4. Remove the remaining screws in the keyboard well: • Using a small flat-blade screwdriver, pry up the magnet. Then remove the\
4.5-mm long screw beneath it.
• 6-mm long screw with large screw head at upper left corner of keyboard w\
ell
• 6-mm long screw at lower left corner of keyboard well
• 6-mm long screw with...")
![Page 44
43 - iBook G4 (12-inch Mid 2005) Take Apart
Top Case
5. Peel up the cosmetic tape, if present, that runs the length of the speaker wire, but
make sure that the speaker wire beneath it remains in place. Set aside the speaker
wire tape.
Note: When reassembling the computer, reuse the speaker wire tape, but make s\
ure
the speaker wire is lying flat on the top shield, as shown, before apply\
ing the tape.
Note: When reassembling the computer, ensure that the shrink tubing section of the
speaker...](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-43.png "Page 44
43 - iBook G4 (12-inch Mid 2005) Take Apart
Top Case
5. Peel up the cosmetic tape, if present, that runs the length of the speaker wire, but
make sure that the speaker wire beneath it remains in place. Set aside the speaker
wire tape.
Note: When reassembling the computer, reuse the speaker wire tape, but make s\
ure
the speaker wire is lying flat on the top shield, as shown, before apply\
ing the tape.
Note: When reassembling the computer, ensure that the shrink tubing section of the
speaker...")
![Page 45
iBook G4 (12-inch Mid 2005) Take Apart - 44
Top Case 6. Use a soft cloth to protect the computer.
7. 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 s\
eam that
joins the top case and bottom case.
8. 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.](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-44.png "Page 45
iBook G4 (12-inch Mid 2005) Take Apart - 44
Top Case 6. Use a soft cloth to protect the computer.
7. 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 s\
eam that
joins the top case and bottom case.
8. 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.")
![Page 46
45 - iBook G4 (12-inch Mid 2005) Take Apart
Top Case
9.
Warning: The top case is connected to the computer assembly with delicate
cables. Do not remove the top case until the cables are disconnected (see the
next steps).
Warning: When performing this step, make sure the speaker cable, trackpa\
d
cable, and shorter power switch cable are not strained.
10. With the top case loosened and the cables still attached, position the top case so it is somewhat off center and you can see all three...](http://img.usermanuals.tech/thumb/462/38813/w64_ibook-g4-12-inch-mid-2005-45.png "Page 46
45 - iBook G4 (12-inch Mid 2005) Take Apart
Top Case
9.
Warning: The top case is connected to the computer assembly with delicate
cables. Do not remove the top case until the cables are disconnected (see the
next steps).
Warning: When performing this step, make sure the speaker cable, trackpa\
d
cable, and shorter power switch cable are not strained.
10. With the top case loosened and the cables still attached, position the top case so it is somewhat off center and you can see all three...")
iBook G4 (12-inch Mid 2005) Take Apart - 40 Top Case Top Case Tools This procedure requires the following tools: • Soft cloth • Jeweler’s flat-blade screwdriver • #0 Phillips screwdriver • Needlenose pliers • 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
41 - iBook G4 (12-inch Mid 2005) Take Apart Top Case 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 Procedure 1. With the computer upside down on a soft cloth, remove the two screws from the battery bay. Note: Although the model pictured below is not the subject model, the highlig\ hted screws are the same.
iBook G4 (12-inch Mid 2005) Take Apart - 42 Top Case 2. Turn over the computer. 3. Remove the three identical 2-mm long screws from the keyboard well near the slot load drive opening. 4. Remove the remaining screws in the keyboard well: • Using a small flat-blade screwdriver, pry up the magnet. Then remove the\ 4.5-mm long screw beneath it. • 6-mm long screw with large screw head at upper left corner of keyboard w\ ell • 6-mm long screw at lower left corner of keyboard well • 6-mm long screw with large screw head near keyboard cable connector Note: When reassembling the computer, be sure to install the magnet over the \ screw. Replacement Note: When reinstalling the top case screws, install them in the order shown.
43 - iBook G4 (12-inch Mid 2005) Take Apart Top Case 5. Peel up the cosmetic tape, if present, that runs the length of the speaker wire, but make sure that the speaker wire beneath it remains in place. Set aside the speaker wire tape. Note: When reassembling the computer, reuse the speaker wire tape, but make s\ ure the speaker wire is lying flat on the top shield, as shown, before apply\ ing the tape. Note: When reassembling the computer, ensure that the shrink tubing section of the speaker cable sticks to the top shield and is routed as shown.
iBook G4 (12-inch Mid 2005) Take Apart - 44 Top Case 6. Use a soft cloth to protect the computer. 7. 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 s\ eam that joins the top case and bottom case. 8. 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.
45 - iBook G4 (12-inch Mid 2005) Take Apart Top Case 9. Warning: The top case is connected to the computer assembly with delicate cables. Do not remove the top case until the cables are disconnected (see the next steps). Warning: When performing this step, make sure the speaker cable, trackpa\ d cable, and shorter power switch cable are not strained. 10. With the top case loosened and the cables still attached, position the top case so it is somewhat off center and you can see all three connectors. 11. Use needlenose pliers or a black stick to carefully disconnect the cables from the logic board.
iBook G4 (12-inch Mid 2005) Take Apart - 46 Top Case Replacement Note: When connecting the speaker cable, make sure the wires are routed around the raised area of the top shield, as shown. 12. Remove the top case from the computer.
47 - iBook G4 (12-inch Mid 2005) Take Apart Top Case 13. Before installing the replacement top case, make sure it includes the following: • Speaker set • Power button and board (under left speaker) • Speaker cable and power switch cable • Trackpad assembly with board and cable • Display latch Important: Make sure you transfer the original serial number label and Ethernet la\ bel from the old top case to the replacement top case. You can use a black s\ tick to carefully peel up a corner of the label. Then peel off the label complet\ ely and apply it to the replacement top case. Make sure that the labels lie completely fl\ at so they do not interfere with the battery compartment.
iBook G4 (12-inch Mid 2005) Take Apart - 48 Top Case 14. Before installing the top case, make sure a foam pad is positioned correctly on the top shield. If the foam pad is missing, order a trackpad kit (Apple part number 076\ -1078), and apply one of the adhesive foam pads.
49 - iBook G4 (12-inch Mid 2005) Take Apart Top Case 15. Install the replacement top case, and reassemble and test the computer. Note: When installing the replacement top case, connect the power switch cabl\ e connector (the shorter cable) first. Then connect the speaker cable co\ nnector and trackpad connector. Do not strain the cables. Warning: When reassembling the computer, be careful not to pinch any cables as you press the top case back onto the computer. Check that the top cas\ e shows no raised surfaces and is fully snapped into place before installi\ ng the remaining screws.