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Restore balanced sound to your laptop by replacing the left speaker.
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Remove the following 10 screws securing the lower case to the MacBook Pro 13" Unibody:
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Seven 3 mm Phillips screws.
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Three 13.5 mm Phillips screws.
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Slightly lift the lower case and push it toward the rear of the computer to free the mounting tabs.
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Use the flat end of a spudger to lift the battery connector up out of its socket on the logic board.
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Use a spudger to pry the fan connector out of its seat, and straight up off the logic board.
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Remove the following three screws securing the fan to the upper case:
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One 6.5 mm Phillips.
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One 5.5 mm Phillips.
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One 4.5 mm Phillips.
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Grab the plastic pull tab secured to the display data cable lock, and rotate it toward the DC-in side of the computer.
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Pull the display data cable connector straight away from its socket, towards the DC-in side of the computer.
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Remove the following two screws securing the display data cable bracket to the upper case:
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One 7 mm Phillips.
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One 5 mm Phillips.
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Lift the display data cable bracket out of the upper case.
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Use the flat end of a spudger to pry the subwoofer and right speaker connector up off the logic board.
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Pull the camera cable connector toward the optical drive to disconnect it from the logic board.
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Use the flat end of a spudger to pry the optical drive, hard drive, and trackpad cable connectors up off the logic board.
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Use your fingernail or the tip of a spudger to flip up the cable retaining flap on the ZIF socket for the keyboard ribbon cable.
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Use your spudger to slide the keyboard ribbon cable out of its socket.
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Peel the small strip of black tape off the keyboard backlight ribbon cable socket.
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Use the tip of a spudger to flip up the cable retaining flap on the ZIF socket for the keyboard backlight ribbon cable.
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Use your spudger to slide the keyboard backlight ribbon cable out of its socket.
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Use the flat end of a spudger to pry the battery indicator cable connector up off the logic board.
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Use the tip of a spudger to pry the microphone off the adhesive attaching it to the upper case.
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Remove the following screws:
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Five 3.1 mm Phillips.
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Two 3.9 mm Phillips.
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Two 7 mm Phillips from the DC-in board.
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Remove the following Tri-point screws securing the battery to the upper case:
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One 5.5 mm Tri-point screw.
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One 13.5 mm Tri-point screw.
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Lift the battery out of the upper case.
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Lift the logic board from its left edge and raise it until the ports clear the side of the upper case.
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Pull the logic board away from the side of the upper case and remove it, minding the DC-in board that may get caught.
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Peel the tape off covering the microphone cable connector.
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Use the flat end of a spudger to pry the microphone cable connector up off the logic board.
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Deroute the microphone cable from the channel in the left speaker.
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Remove the strip of tape covering the left speaker cable connector.
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Use the flat end of a spudger to pry the left speaker connector up off the logic board.
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Carefully peel the left speaker assembly off the adhesive securing it to the logic board.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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Hallo Walter, kannst Du mir bitte verraten welche A Nummer hat hier aufgeführten MAC?
Hallo Olga, dieses MacBook hat die Nummer A 1278.
