Apple imac 20 inch early 2008 User Manual

							iMac (20-inch Early 2008)  Take Apart — Inverter 91
9. Connect the LVDS cable to the logic board. Replace the two T6 screws.
10. Install the eight T8 display mounting screws.
Replace the front bezel.11 . 
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							iMac (20-inch Early 2008)  Take Apart — Inverter 92
Clean and r12. 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
13 .  . 
						

							iMac (20-inch Early 2008)  Take Apart — Speaker, Right 93
Speaker, Right
Tools
Torx T10 screwdriver• 
Preliminary Steps
Before you begin, remove the following:
A
• ccess door
Glass Pane
• l
F
• ront bezel
LCD display pane
• l
Part Location 
						

							iMac (20-inch Early 2008)  Take Apart — Speaker, Right 94
Removing the Right Speaker
1. Remove the T10 screw from the right speaker. 
Disconnect the speaker cable from the audio board.
2.  
Pull the speaker up and out of the computer assembly.3. 
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							iMac (20-inch Early 2008)  Take Apart — Speaker, Right 95
Replacing the Right Speaker
Install the speaker in the computer assembly.1. 
2.  Connect the speaker cable to the audio board. Replace the T10 screw on the speaker. 
Replace the display panel3. .
Replace the front bezel.
4.  
Clean and replace the glass panel5. . Note: This step is very important. Follow the procedures 
to ensure the glass is clean and free of particles.
Replace the access door
6.  ..
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							iMac (20-inch Early 2008)  Take Apart — Speaker, Left 96
Speaker, Left
Tools
Torx T10 screwdriver• 
Preliminary Steps
Before you begin, remove the following:
A
• ccess door
Glass Pane
• l
F
• ront bezel
LCD display pane
• l
Part Location 
						

							iMac (20-inch Early 2008)  Take Apart — Speaker, Left 97
Removing the Left Speaker
1. Using a T10 torx screwdriver, remove the long screw from the left speaker.   
Replacement Note: The longer of the two speaker mounting screws is used to secure the 
left speaker; the shorter screw secures the right speaker.
Disconnect the ambient temp sensor cable from the left side of the logic board.
2.  
Disconnect the left speaker cable. The cable runs under the black plastic cable holder (above 3. 
the memory slot) and connects to the audio board on the right side of the logic board.
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							iMac (20-inch Early 2008)  Take Apart — Speaker, Left 98
Disconnect the speaker from the audio board.
4.
 
Lift the speaker out of the rear housing.5.  
						

							iMac (20-inch Early 2008)  Take Apart — Speaker, Left 99
Replacing the Left Speaker
1. Install the speaker in the rear housing. Secure the left speaker with the longer of the two 
speaker mounting screws.  Route the speaker cable under the tab on the CPU fan and under 
the black cable holder.  
Connect the ambient temp sensor cable to the left side of the logic board.
2.  
Connect the speaker cable to the audio board. Route the cable under the black cable holder 3. 
(above the memory slot).
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							iMac (20-inch Early 2008)  Take Apart — Speaker, Left 100
Replace the display panel4. .
Replace the front bezel.
5. 
Clean and replace the glass panel6.  . Note: This step is very important. Follow the procedures 
to ensure the glass is clean and free of particles.
Replace the access door
7.  ..