Before proceeding, shut down and close your computer. Lay it on a soft surface top-side down.

Remove the following ten screws:

• Two 8 mm 5-point Pentalobe screws
• Eight 2.5 mm 5-point Pentalobe screws

The special screwdriver needed to remove the 5-point Pentalobe screws can be found here.

Wedge your fingers between the display and the lower case and pull upward to pop the lower case off the Air.

Remove the lower case and set it aside.

Use the flat end of a spudger to pry both short sides of the battery connector upward to disconnect it from its socket on the logic board.

Bend the battery cable slightly away from the logic board so the connector will not accidentally contact its socket.

Remove the following five screws securing the battery to the upper case:

• Two 5.2 mm T5 Torx screws
• One 6 mm T5 Torx screw
• Two 2.6 mm T5 Torx screws

When handling the battery, avoid squeezing or touching the six exposed lithium polymer cells.

Lift the battery from its edge nearest the logic board and remove it from the upper case.

Use the flat end of a spudger to pry the I/O board cable connector upward out of its socket on the I/O board.

Bend the cable away from the I/O board.

Use the tip of a spudger to de-route the left speaker cable from the notch cut into the edge of the I/O board.

Use the flat end of a spudger to pry the left speaker connector up and out of its socket on the I/O board.

Pry upward from beneath the wires.