Apple imac 21 5 inch late 2009 User Manual
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iMac (21.5-inch, Late 2009) Take Apart — Access Door 111 2010-11-18 First Steps • Shut down computer. • Unplug all cables and the power cord. • Put on ESD strap. • Place computer face down on a clean, flat surface so the bottom is facing you. Tools • ESD wrist strap • Phillips #2 screwdriver Access Door
iMac (21.5-inch, Late 2009) Take Apart — Access Door 112 2010-11-18 Removal 1 Raise the stand and loosen 3 captive Phillips #2 screws. 2 Remove access door. Important: To ensure proper cooling, iMac should not be operated without access door installed.
iMac (21.5-inch, Late 2009) Take Apart — Memory 113 2010-11-18 First Steps Remove: • Access Door Note: This computer uses PC3-8500, DDR3, 1066 MHz SO-DIMMs. The maximum amount of memory is 16GB, with a 4GB DIMM installed in each slot. Tools • ESD wrist strap • Black stick Memory
iMac (21.5-inch, Late 2009) Take Apart — Memory 114 2010-11-18 Removal 1 Untuck tabs in memory compartment. 2 Pull tab to eject installed memory module. Tip: For better grip, attach double-stick tape to end of tabs. Reassembly 1 Orient notch on memory with notch in memory compartment. 2 Press memory firmly into slot until you hear a click. 3 Tuck black plastic tabs into memory compartment. 4 Replace access door and tighten 3 captive screws. Important: To ensure proper cooling, iMac should not be operated without access door installed.
iMac (21.5-inch, Late 2009) Take Apart — Glass Panel 115 2010-11-18 First Steps • Shut down computer. • Unplug all cables and the power cord. • Put on ESD strap. Caution: The glass panel is not tempered and will break into sharp pieces if mishandled. A scratched or broken glass panel is not covered by warranty. Important: This procedure requires special tools, which are offered individually or as part of a cleaning kit. See General Take Apart section for more information. Tools • ESD wrist strap • lint-free gloves • suction cups • sticky silicone roller • sticky sheets to clean the silicone roller • microfoam bag to store glass panel Glass Panel
iMac (21.5-inch, Late 2009) Take Apart — Glass Panel 116 2010-11-18 Removal Note: Glass panel is held in place by magnets. Caution: The glass panel has tabs along bottom that align with rear housing. Be careful not to damage tabs when removing glass panel. Apple strongly recommends wearing clean, lint-free gloves whenever handling the glass panel, to reduce cleaning required on reassembly. 1 Glass panel can be removed in various ways: • Lay computer on its back and press clean suction cups in opposite corners on clean glass panel, or... • Lay computer on its back and press clean suction cups in top right and left corners on clean glass panel, or... • Stand computer upright and use your finger nails to pull glass forward along top edge 2 Lift panel up and off.
iMac (21.5-inch, Late 2009) Take Apart — Glass Panel 117 2010-11-18 3 Remove suction cups and slide glass into protective microfoam bag. Reassembly 1 Remove protective covering from silicone roller and sticky sheet. 2 Clean silicone roller by rolling it back and forth a few times on sticky sheet. If sticky sheet looks dirty, use a new one. If roller is no longer tacky, wash it in warm soapy water. If tackiness does not return, replace silicone roller.
iMac (21.5-inch, Late 2009) Take Apart — Glass Panel 118 2010-11-18 3 Set unit in upright position to minimize settling of dust. 4 Roll silicone roller over LCD panel to remove any particles. 5 Remove glass panel from microfoam bag. Clean INSIDE of glass panel with the silicone roller to remove dust. Note: If fingerprints or oils are on inside of glass, clean first with a microfiber cloth made damp with water.
iMac (21.5-inch, Late 2009) Take Apart — Glass Panel 119 2010-11-18 6 Wearing clean gloves, place glass directly onto unit, aligning tabs along bottom with notches in rear housing. Magnets will catch it and hold it in place. Make sure glass is flush with rear housing after it is reinstalled. 7 Clean outside of glass panel with a clean microfiber cloth. Wipe glass until there is no longer any residue or haze. 8 Inspect glass for any remaining dust, fingerprints, or a hazy residue. If there are contaminants trapped between LCD panel and glass panel, repeat cleaning procedure.
iMac (21.5-inch, Late 2009) Take Apart — Camera 120 2010-11-18 First Steps Remove: • Glass Panel Tools • ESD wrist strap • Torx T10 screwdriver • Black stick Camera