Apple imac 20 inch late 2006 User Manual

							iMac (20-inch Late 2006) Take Apart — Front Bezel 21
Front Bezel
Tools
This procedure requires the following tools:Torx T8 screwdriver
• 
Access card tool 922-7172
• 
Preliminary Steps
Before you begin, remove the access door .
Part Location 
						

							iMac (20-inch Late 2006) Take Apart — Front Bezel 22
Removing the Front Bezel
Position unit on rear cover with the stand facing you.
1.  
2.   Tilt up the front bezel and remove four screws along the bottom. The longer screw is the 
second screw from the right. It’s to the left of the ambient light sensor.  
Warning: The ambient light sensor is located in the second hole from the right. Don’t 
mistake the ambient light sensor for a screw. Sticking a scre wdriver or other sharp object in 
the ambient light sensor could damage the computer.  
Locate the access card. Bending the upper quarter of the access tool card will help engage 
3. 
the latch. Note: Refer to Access	 Tool	Modification in the General Information chapter if the 
bezel is difficult to open.  
922-7011 (x3)
922-7749 (x1) 
						

							iMac (20-inch Late 2006) Take Apart — Front Bezel 23
This picture shows how the access tool works. Pushing the tool up the vent on the rear cover 
4.  
releases the latches on the inside of the front bezel. Refer to the next step for the procedure.  
Start on the left side (looking from the back of the unit). As you insert the card to disengage 
5. 
the latch, squeeze the top of the bezel, that will help take pressure off of the latch and 
enable it to open easier. As the bezel releases, pull the bezel away from the rear housing.  
Note: If the bezel won’t open, try cutting the card lengthwise into 3/4 inch or 1.5 cm  strips.  
Insert the card on a 45º angle, aimed toward the outer corner, and try again.   
						

							iMac (20-inch Late 2006) Take Apart — Front Bezel 24
Repeat step 5 to release the locking latch in the right corner. Again, pull the bezel away as 
6.  
the card releases the latch.  
If the bezel won’t release, pull the bottom of the bezel out a bit and insert the access card 
7.  
again.   
						

							iMac (20-inch Late 2006) Take Apart — Front Bezel 25
Repeat step 7 for the left side.
 
8.  
Once the access card has been removed, it is safe to open the bezel. Position the unit on an 
9. 
ESD mat, with the bottom facing toward you. Lift up the top of the bezel and pull it up and 
slightly toward you. Caution: Make sure the memory eject levers are not protruding from the 
access door when you lift the bezel up.   
						

							iMac (20-inch Late 2006) Take Apart — Front Bezel 26
Swing the bezel up so you can disconnect two cables on the camera board at the top of the 
10.  
bezel.  
Remove the any kapton tape and disconnect the camera and microphone cables from the 
11 .  
camera board.  
Lift the front bezel off the computer. If replacing a damaged front bezel, also remove the 
12.  
camera board. Note the microphone is part of the front bezel assembly. 
						

							iMac (20-inch Late 2006) Take Apart — Front Bezel 27
Replacing the Front Bezel
Make sure the black EMI shielding along the top of the LCD panel is not in the way of the 
1.  
locking mechanisms when you lower the front bezel onto the computer. Use a black stick to 
press (re-stick) the EMI shielding along the top of the panel.  
Connect the camera and microphone cables (on the camera board) to the cables sticking 
2.  
out of the top of the computer.   
						

							iMac (20-inch Late 2006) Take Apart — Front Bezel 28
Tuck the cables neatly into the channel on the rear housing.
 
3. 
Press the memory ejector levers into the closed position.
4.  
Continue to lower the font bezel down and press the top corners of the front bezel to 
5. 
connect the latches. Note: Check that the latches are connected by lifting the front bezel at 
each corner.
Replace the four bezel  mounting screws along the bottom of the computer.
6.  
Replace the access door; tighten the two captive screws.
7.   
						

							iMac (20-inch Late 2006) Take Apart — Camera Board 29
Camera Board
Tools
Black stick 
• 
ESD mat, soft , clean towel or cloth
• 
Preliminary Steps
Before you begin, remove the access door and front bezel.
Part Location 
						

							iMac (20-inch Late 2006) Take Apart — Camera Board 30
Removing the Camera Board
The camera board and cables are visible as you lift the front bezel off the computer.
1.  
Remove any kapton tape on the cables. Disconnect the camera and microphone cables.  
2.  
Remove any kapton tape covering the camera board. With your fingernail or a black stick, 
3. 
gently lift/flip up the flex cable locking hinge to release the flexible camera cable.