Einleitung
Use this guide to replace the left speaker.
Was du brauchst
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In diesem Schritt verwendetes Werkzeug:iMac Intel 21.5" Cardboard Service Wedge$4.99
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Before beginning any work on your iMac: Unplug the computer and press and hold the power button for ten seconds to discharge the power supply's capacitors.
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Starting on the left of the display, near the power button, insert the iMac Opening Tool into the gap between the glass panel and the rear enclosure.
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Use the tool like a pizza cutter—roll it along through the gap, and it will cut the foam adhesive through the center.
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Run the tool up along the left side of the display.
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Finish pushing the opening tool to the bottom of the right side of the display.
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In diesem Schritt verwendetes Werkzeug:Plastic Cards$2.99
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Starting from the top right corner of the iMac, wedge a plastic card between the display and frame.
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Gently twist the plastic card sideways to create a gap between the display and frame.
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Move slowly and be careful not to stress the display glass too much—you only need to make a gap of about 1/4".
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Slide the card toward the center of the display to cut any of the remaining adhesive along the top right corner of the iMac.
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Wedge the plastic card into the top right corner once again, and leave it there to prevent the adhesive from resticking.
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Insert a second plastic card into the gap between the display and frame near the top left corner of the iMac.
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Gently twist the card upward, slightly increasing the space between the display and frame.
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Slide the plastic card toward the center, again stopping just before the iSight camera.
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With both plastic cards inserted as shown near the corners, gently twist the cards sideways to increase the gap between display and case.
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Begin to lift the top of the display up from the frame.
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In diesem Schritt verwendetes Werkzeug:Tweezers$4.99
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Use a pair of tweezers to flip up the metal retaining bracket on the display data cable.
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Carefully pull the display data cable from its socket on the logic board.
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While holding the display up with one hand, use the other hand to unplug the display power cable.
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In diesem Schritt verwendetes Werkzeug:Plastic Cards$2.99
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Grasp the small tab at the end of one of the bottom edge display adhesive strips and pull the adhesive toward the top of the iMac to remove it.
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Repeat this step with the other adhesive strip and remove it.
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Lift the display up from the frame and remove it from the iMac.
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It may be necessary to slowly lift from one side, to peel against the remaining adhesive.
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Remove the following five Phillips screws holding the lower support bracket in place:
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Four 3.2 mm screws
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One 1.7 mm screw
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Use the tip of a spudger to push the fan cable connector out of its socket on the logic board.
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Remove the following screws securing the fan to the rear enclosure:
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Two 12.5 mm T10 screws
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One 9.9 mm T10 screw
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Use the tip of a spudger to walk the left speaker cable connector out of its socket.
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Lift the left speaker cable upwards to de-route it from the clip holding it to the rear case.
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In diesem Schritt verwendetes Werkzeug:Tweezers$4.99
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Use a pair of tweezers to gently peel the tape securing the left speaker cable to the SATA data/power cable.
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Use a spudger to walk the power button connector out of its socket on the logic board.
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Remove the two 10.0 mm T10 Torx screws securing the left speaker to the rear case.
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Lift the left speaker straight up, until the power button cable is exposed (about 0.5").
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Carefully de-route the power button cable from its groove in the left speaker.
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To reassemble your device, follow these instructions in reverse and use our Adhesive Strips Guide to reattach the display glass.
To reassemble your device, follow these instructions in reverse and use our Adhesive Strips Guide to reattach the display glass.
