Apple imac 21 5 inch late 2009 User Manual
Here you can view all the pages of manual Apple imac 21 5 inch late 2009 User Manual. The Apple manuals for Display are available online for free. You can easily download all the documents as PDF.
Page 141
iMac (21.5-inch, Late 2009) Take Apart — AirPort Cable 141 2010-11-18 Removal 1 Disconnect cable from AirPort carrier board. 2 Disconnect cable (10) from top center of logic board.
Page 142
iMac (21.5-inch, Late 2009) Take Apart — AirPort Carrier Board 142 2010-11-18 First Steps Remove: • Glass Panel • LCD Panel • AirPort Card Tools • ESD wrist strap • Torx T10 screwdriver AirPort Carrier Board
Page 143
iMac (21.5-inch, Late 2009) Take Apart — AirPort Carrier Board 143 2010-11-18 Removal 1 Remove T10 screws: (2) 922-6850 2 Disconnect flat black ribbon cable. 3 Observe how DC power cable routes underneath AirPort carrier board, between the two screw posts. Reassembly Note: Although screw holes can line up with posts when board is rotated 180 degrees from correct position, board should be installed with cable connector on the right.
Page 144
iMac (21.5-inch, Late 2009) Take Apart — LED Backlight Board 144 2010-11-18 First Steps Remove: • Glass Panel • LCD Panel Warning: HIGH VOLTAGE: Use extreme caution when working around the capacitors in top right corner of backlight board, which contain high-voltage that may remain charged for several minutes even when computer is unplugged. Never touch leads on top side of backlight board. Tools • ESD wrist strap • Torx T10 screwdriver LED Backlight Board
Page 145
iMac (21.5-inch, Late 2009) Take Apart — LED Backlight Board 145 2010-11-18 Removal 1 Remove T10 screws: (2) 922-6850 2 Lift up board, flip over, and disconnect power connector.
Page 146
iMac (21.5-inch, Late 2009) Take Apart — Power Supply 146 2010-11-18 First Steps Remove: • Glass Panel • LCD Panel Warning: HIGH VOLTAGE: Use extreme caution when working around the power supply, which contains a high-voltage capacitor that may remain charged for several minutes even when computer is unplugged. Never touch leads on top side of power supply, especially those near warning sign. Tools • ESD wrist strap • Torx T10 screwdriver Power Supply
Page 147
iMac (21.5-inch, Late 2009) Take Apart — Power Supply 147 2010-11-18 Removal 1 Remove T10 screws: • (1) 922-6850, short (S) • (1) 922-9243, long (L) • (2) 922-9244, machine (M) Reassembly Note: Install self-tapping screws on left side (short on top, long on bottom) and machine screws on right side. 2 Lift up, flip over and disconnect 2 cables.
Page 148
iMac (21.5-inch, Late 2009) Take Apart — Backlight Pressure Wall 148 2010-11-18 First Steps Remove: • Glass Panel • LCD Panel • Power Supply Tools • ESD wrist strap Backlight Pressure Wall
Page 149
iMac (21.5-inch, Late 2009) Take Apart — Backlight Pressure Wall 149 2010-11-18 Removal 1 Lift pressure wall off posts in rear housing.
Page 150
iMac (21.5-inch, Late 2009) Take Apart — Power Supply Pressure Wall 150 2010-11-18 First Steps Remove: • Glass Panel • LCD Panel • Power Supply Tools • ESD wrist strap Power Supply Pressure Wall