Apple imac 20 inch early 2008 User Manual

iMac (20-inch Early 2008)  Take Apart — Front Bezel 51
Replace 5. the twelve screws around the bezel. Replacement Note: The four longer screws 
(25mm) attach to the bezel along the bottom of the panel.
Clean and r6.  eplace the glass panel.  Note: This step is very important. Follow the procedures to 
ensure the glass is clean and free of particles.
Replace the access door
7.  .
922-8207, 25 mm
922-8206, 13 mm 

iMac (20-inch Early 2008)  Take Apart — Camera Board 52
Camera Board
Tools
Torx T8 screwdriver • 
ESD mat, soft , clean towel or cloth• 
Preliminary Steps
Before you begin, remove the access door , glass panel,  and front bezel.
Part Location 

iMac (20-inch Early 2008)  Take Apart — Camera Board 53
Removing the Camera Board
The camera board bracket and cable are visible after you remove the front bezel off the 1. 
computer.
2.  Remove two 9mm T8 screws on the camera bracket.
Lift the camera bracket out of the rear housing enough to access the kapton tape securing 3. 
the camera cable.
922-8171 

iMac (20-inch Early 2008)  Take Apart — Camera Board 54
Unwrap the kapton tape covering the camera cable and connector. Disconnect the camera 
4.
 
cable from the camera board. Set the camera board and attached bracket aside.
  

iMac (20-inch Early 2008)  Take Apart — Camera Board 55
Replacing the Camera Board
Connect the camera cable to the camera board. Make sure the cable is securely inserted into 1. 
the connector. Reapply the kapton tape over the cable and connector.
2.  Lower the camera bracket onto the black posts on the rear cover.
Replace the two T8 screws.
3. 
Replace the front bezel.4. 
Clean and r5. eplace the glass panel. Note: This step is very important. Follow the procedures 
to ensure the glass is clean and free...

iMac (20-inch Early 2008)  Take Apart — Battery 56
Battery
Tools
The only tool required for this procedure is a black stick (or other nonconductive plastic or nylon 
tool).
Preliminary Steps
Before you begin, remove the following:
A
• ccess door
Glass pane
• l
F
• ront bezel
Part Location 

iMac (20-inch Early 2008)  Take Apart — Battery 57
Removing the Battery
Use a black stick to pry out the battery from the battery socket on the logic board.1. 
 
Before installing the battery, make sure the side with the engraved markings (+ side) is up .2.   

iMac (20-inch Early 2008)  Take Apart — Battery 58
Replacing the Battery
Make sure the battery socket is open and free of dust.1. 
Press the battery into the socket. Make sure the side with the engraved markings (+ side) is 2.  
facing up.
Lower the front bezel, connect the microphone cable, replace the front bezel screws.3. 
Replace the front bezel.4. 
Clean and r5. eplace the glass panel. Note: This step is very important. Follow the procedures 
to ensure the glass is clean and free of particles....

iMac (20-inch Early 2008)  Take Apart — IR (Infrared) Board 59
IR (Infrared) Board
Tools
The only tool required for this procedure is a Torx T6 screwdriver.
Preliminary Steps
Before you begin, remove the following:
A
• ccess door
Glass pane
• l
F
• ront bezel
Part Location 

iMac (20-inch Early 2008)  Take Apart — IR (Infrared) Board 60
Removing the IR Board
1. Remove the two T6 screws from the IR board and disconnect the IR cable from either the IR 
board or the logic board. Note: It doesn’t matter which board you disconnect the IR cable 
from when removing the IR board.
 
Lift the IR board from the heatsink.  2. 
922-8256