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Apple imac 20 inch early 2009 User Manual

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    							iMac (20-inch, Early/Mid 2009) Take Apart — Front Bezel 111 2010-11-24
    4 Unwrap any Kapton 
    tape and disconnect 
    microphone cable 
    from cable extension 
    at top of front bezel.
    5 Lift front bezel off rear 
    housing.
    Reassembly Note:  Secure 
    bottom part of front bezel 
    first and then lower top 
    part, the reverse of the 
    action shown here.  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — Camera 112 2010-11-24
    First Steps
    Remove:
    • Access Door
    •  Glass Panel
    •  Front Bezel
    Tools
    • ESD wrist strap
    •  Torx T10 screwdriver
    Camera  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — Camera 113 2010-11-24
    Removal
    1 
    Remove T10 screws: 
    (2) 922-8850
    2 Lift camera bracket out 
    of rear housing.
    3 Unwrap Kapton tape 
    covering camera cable 
    and connector.
    4 Disconnect camera 
    cable from camera 
    board.  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — Battery 114 2010-11-24
    First Steps
    Remove:
    • Access Door
    •  Glass Panel
    •  Front Bezel
    Tools
    • ESD wrist strap
    •  Black stick
    Battery  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — Battery 115 2010-11-24
    Removal
    1 
    Use a black stick to 
    pry battery from 
    battery socket on 
    logic board.
    Reassembly
    1 
    Make sure battery 
    socket is open and 
    free of dust.
    2 Press battery (922-
    8892) into socket with 
    engraved markings (+ 
    side) facing up.  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — IR (Infrared) Board (Early 2009) 116 2010-11-24
    First Steps
    Remove:
    • Access Door
    •  Glass Panel
    •  Front Bezel
    Note: iMac (20-inch, Mid 
    2009) model does not 
    have an IR Board.
    Tools
    •  ESD wrist strap
    •  Torx T6 screwdriver
    IR (Infrared) Board 
    (Early 2009)  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — IR (Infrared) Board (Early 2009) 117 2010-11-24
    Removal
    1 
    Remove T6 screws: 
    (2) 922-8579
    2 Disconnect IR cable 
    (922-8832) from logic 
    board.
    3 Lift IR board and 
    cable off logic board.
    Replacement Note:  
    If installing a new IR 
    board, transfer IR cable 
    from old board to new 
    board.  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — AirPort Extreme Card 118 2010-11-24
    First Steps
    Remove:
    • Access Door
    •  Glass Panel
    •  Front Bezel
    Tools
    • ESD wrist strap
    •  Torx T6 screwdriver
    AirPort Extreme Card  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — AirPort Extreme Card 119 2010-11-24
    Removal
    1 
    Remove T6 screw: 
    (1) 922-8579
    2 Disconnect 2 antenna 
    cables.
    Note: The antenna cables 
    and connectors are very 
    delicate and should be 
    carefully removed by 
    pulling on the connector 
    rather than the cable.  
    If an antenna cable is 
    damaged, replace rear 
    housing.
    Reassembly Note:  Either 
    cable can be attached to 
    either connector with no 
    change in performance.
    3 Hold AirPort card by 
    edges and pull it out 
    of the slot.  
    						
    							iMac (20-inch, Early/Mid 2009) Take Apart — Bluetooth Board (Early 2009) 120 2010-11-24
    First Steps
    Remove:
    • Access Door
    •  Glass Panel
    •  Front Bezel
    Note: iMac (20-inch, Mid 
    2009) model does not 
    have a Bluetooth Board.
    Tools
    •  ESD wrist strap
    •  Torx T6 screwdriver
    Bluetooth Board 
    (Early 2009)  
    						
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