Apple imac 20 inch late 2006 User Manual

iMac (20-inch Late 2006) Take Apart —Clutch 131
Clutch Mechanism
Tools
Torx T10 screwdriver
• 
Preliminary Steps
Before you begin, remove the following:
A
•  ccess door
F
•  ront bezel
Lower EMI shield
• 
Display Pane
•  l
Disconn
•  ect the IR board 
Disco
•  nnect the AirPort antennas
Disconnect the Bluetooth antenn
•  a
Logic board
• 
CPU Fa
•  n
Part Location 

iMac (20-inch Late 2006) Take Apart —Clutch 13 2
Removing the Clutch 
Remove the EMI tape attached along the top and bottom sides of the clutch mechanism 
1.  
cover. After removing the tape, pull the cover straight off the clutch.  
2.  Peel back the EMI tape on top of the mechanism. Using a torx T10 screwdriver, remove the 
four clutch mounting screws.  
 
922-7020 

iMac (20-inch Late 2006) Take Apart —Clutch 13 3
Stand up the unit, to access the clutch-to-stand mounting screws. 
3. 
4.   Using a T10 torx screwdriver, remove the seven clutch-to-stand screws. Separate the 
mechanism and the stand from the rear housing.  
 
922-7012 

iMac (20-inch Late 2006) Take Apart —Clutch 134
Replacing the Clutch
Make sure the stand is erect and the end of the stand is inserted through the mounting hole 
1.  
in the rear housing.
Position the clutch on the stand, with the clutch springs at bottom. Install the seven long, 
2.  
clutch-to-stand mounting screws.
Adjust the clutch so that its chassis mounting holes align, and install the four screws that 
3. 
secure the clutch to the chassis.
Replace the silky EMI tape on top of the mechanism, press...

iMac (20-inch Late 2006) Take Apart —Chassis 13 5
Chassis
Tools
Torx T10 screwdriver
• 
Preliminary Steps
Before you begin, remove the following:
A
•  ccess door
F
•  ront bezel
Lower EMI shield
• 
Display Pane
•  l
Disconn
•  ect the IR board 
Disco
•  nnect the AirPort antennas
Disconnect the Bluetooth antenn
•  a
Logic board
• 
•  CPU Fan
Optical fa
•  n
Power Suppl
•  y
Hard drive fa
•  n
AC
•   Power Inlet
Hard driv
•  e
Inverte
•  r
•  Camera cable
Bluetooth
•   antenna
Clutc
•  h
Stan
•  d 

iMac (20-inch Late 2006) Take Apart —Chassis 13 6
Part Location 

iMac (20-inch Late 2006) Take Apart —Chassis 13 7
Removing the Chassis 
Using a T10 screwdriver, remove 12 self-tapping screws from the chassis, and remove the chassis 
from the rear housing. 
922-6850 

iMac (20-inch Late 2006) Take Apart —Chassis 13 8
Replace the Chassis
Position the chassis on the rear housing as shown and install 12 self-tapping mounting 
1.  
screws.
Replace the clutch mechanism.
2.  
Replace the AC power inlet.
3. 
Replace the power supply. 
4.  
Replace the hard drive.
5. 
Replace the optical drive.
6.  
Replace the hard drive and optical drive fans (if removed).
7.  
Replace the CPU fan. 
8.  
Replace the logic board.
9. 
Replace the speakers.
10.  
Replace the display panel.
11...

iMac (20-inch Late 2006) Take Apart —Rear Housing 13 9
Rear Housing
Tools
No tools are required to remove the rear housing.
Preliminary Steps
Before you begin, remove the following:A
•  ccess door
F
•  ront bezel
Lower EMI shield
• 
Display Pane
•  l
Disconn
•  ect the IR board 
Disco
•  nnect the AirPort antennas
Disconnect the Bluetooth antenn
•  a
Logic board
• 
•  CPU Fan
Optical fa
•  n
Power Suppl
•  y
Hard drive fa
•  n
AC
•   Power Inlet
Hard driv
•  e
Inverte
•  r
•  Camera cable
Bluetooth
•...

iMac (20-inch Late 2006) Take Apart —Rear Housing 140
Part Location
Removing the Rear Housing 
When all the parts are removed, you are left with the rear housing. The antennas remain in the 
rear housing.  
Replace the Rear Housing
Position the chassis on the rear housing as shown and install 12 self-tapping mounting 
1.  
screws.
Replace the clutch mechanism.
2.  
Replace the stand.
3. 
Replace the AC power inlet.
4.  
Replace the power supply. 
5. 
Replace the hard drive.
6.  
Replace the optical...