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Introduction

There are many benefits to adding a second hard drive to your iMac such as improved speeds, greater storage space, and less heartache when installing new software. Use this guide to install one using our optical bay hard drive enclosure.

  1. Loosen the single Phillips screw in the center of the access door.
    • Loosen the single Phillips screw in the center of the access door.

    • This screw is captive in the access door.

    • Remove the access door from your iMac.

  2. The glass panel is fixed onto the front bezel with fourteen magnets around its perimeter. Stick two suction cups to opposing corners of the glass panel.
    • The glass panel is fixed onto the front bezel with fourteen magnets around its perimeter.

    • Stick two suction cups to opposing corners of the glass panel.

    • To attach the we sell, first position the suction cup with the movable handle parallel to the face of the glass panel. While lightly holding the suction cup against the glass, raise the movable handle until it is parallel with the other handle.

    • If your suction cups refuse to stick, try cleaning both the glass panel and the suction cup with a mild solvent such as Windex.

  3. Gently pull the glass panel straight up off the iMac.
    • Gently pull the glass panel straight up off the iMac.

    • The glass panel has several positioning pins around its perimeter. To avoid shearing these pins off the glass panel, be sure to only pull straight up during removal.

    • Be meticulous about cleaning the LCD and the inside face of the glass panel before reinstallation, as any fingerprints or dust trapped inside will be annoyingly visible when the display is on.

  4. Remove the following 12 screws securing the front bezel to the rear case:
    • Remove the following 12 screws securing the front bezel to the rear case:

    • Eight 13 mm T8 Torx.

    • Four 25 mm T8 Torx.

  5. The front bezel is still attached to the iMac by the microphone cable. Gently lift the front bezel from its top edge off the rear case.   It helps to use your thumbs to push down very gently on the corners of the display.
    • The front bezel is still attached to the iMac by the microphone cable.

    • Gently lift the front bezel from its top edge off the rear case. It helps to use your thumbs to push down very gently on the corners of the display.

    • Once the top edge of the front bezel has cleared the rear case, rotate the front bezel toward the stand and lift it off the rear case.

    • When reinstalling the front bezel, start at the lower edge and make sure it is flush with the rear case before lowering the top edge onto the iMac.

  6. Disconnect the microphone cable connector, removing tape as necessary.
    • Disconnect the microphone cable connector, removing tape as necessary.

    • For the front bezel to sit properly, be sure to tuck the microphone cable and connector into the void next to the camera board.

  7. Pull the LCD temperature sensor connector straight up out of its socket on the logic board. If necessary, de-route the LCD temperature sensor cable from behind the logic board.
    • Pull the LCD temperature sensor connector straight up out of its socket on the logic board.

    • If necessary, de-route the LCD temperature sensor cable from behind the logic board.

  8. Remove the two 5.3 mm T6 Torx screws securing the data display cable to the logic board.
    • Remove the two 5.3 mm T6 Torx screws securing the data display cable to the logic board.

  9. Use the attached black tab to pull the data display cable connector away from the logic board.
    • Use the attached black tab to pull the data display cable connector away from the logic board.

  10. Remove the eight 12 mm T8 Torx screws securing the display panel to the rear case. Lift the display panel from its left edge and rotate it toward the right edge of the iMac.
    • Remove the eight 12 mm T8 Torx screws securing the display panel to the rear case.

    • Lift the display panel from its left edge and rotate it toward the right edge of the iMac.

  11. With the display panel still lifted, disconnect the four inverter cables. During reinstallation, place the four inverter cable connectors in voids between components attached to the rear panel so the display panel will sit flush.
    • With the display panel still lifted, disconnect the four inverter cables.

    • During reinstallation, place the four inverter cable connectors in voids between components attached to the rear panel so the display panel will sit flush.

    • During reassembly, the order of the inverter cables is interchangeable within each socket.

  12. If necessary, remove the pieces of tape securing the hard drive/optical drive thermal sensor cables to your iMac.
    • If necessary, remove the pieces of tape securing the hard drive/optical drive thermal sensor cables to your iMac.

  13. Disconnect the optical drive thermal sensor connector from the logic board by pulling its connector toward the top of your iMac.
    • Disconnect the optical drive thermal sensor connector from the logic board by pulling its connector toward the top of your iMac.

    • When removing this connector, it is helpful use your thumbnails to push the ears on either side of the connector toward the top of your iMac.

  14. Remove the two fine-thread 7 mm T10 Torx screws securing the optical drive to the rear case.
    • Remove the two fine-thread 7 mm T10 Torx screws securing the optical drive to the rear case.

  15. Lift the free end of the optical drive slightly out of the rear case.
    • Lift the free end of the optical drive slightly out of the rear case.

    • Remove the two 3.5 mm T6 Torx screws securing the optical drive connector to the optical drive.

  16. Insert the flat end of a spudger between the optical drive connector and the body of the optical drive. Twist the spudger to separate the connector from the optical drive.
    • Insert the flat end of a spudger between the optical drive connector and the body of the optical drive.

    • Twist the spudger to separate the connector from the optical drive.

    • It may be necessary to work from alternating sides of the connector until it is disconnected.

  17. Lift the optical drive out of the rear case and pull it away from the side of the rear case to release the strip of EMI tape attached to its surface.
    • Lift the optical drive out of the rear case and pull it away from the side of the rear case to release the strip of EMI tape attached to its surface.

    • The optical drive thermal sensor is still attached to the underside of the optical drive.

  18. If necessary, remove the piece of foam tape covering the optical drive thermal sensor. To remove the optical drive thermal sensor, use the tip of a spudger to lift the center finger of the thermal sensor bracket while applying slight tension to the thermal sensor cable.
    • If necessary, remove the piece of foam tape covering the optical drive thermal sensor.

    • To remove the optical drive thermal sensor, use the tip of a spudger to lift the center finger of the thermal sensor bracket while applying slight tension to the thermal sensor cable.

    • If your thermal sensor is stuck to the optical drive, skip to the next step.

  19. Use the flat end of a spudger to pry the optical drive thermal sensor bracket up off the adhesive securing it to the optical drive.
    • Use the flat end of a spudger to pry the optical drive thermal sensor bracket up off the adhesive securing it to the optical drive.

    • If the adhesive gets dirty or will not stick to your new optical drive, place some double-sided tape under the two semicircular ears of the thermal sensor bracket.

  20. Use a spudger to remove the small piece of EMI foam from the bottom of the optical drive.
    • Use a spudger to remove the small piece of EMI foam from the bottom of the optical drive.

    • Don't forget to transfer this to your new optical drive.

  21. Remove the two 6.5 mm T10 Torx screws from both sides of the optical drive (four screws total). Remove the two 6.5 mm T10 Torx screws from both sides of the optical drive (four screws total).
    • Remove the two 6.5 mm T10 Torx screws from both sides of the optical drive (four screws total).

  22. Peel the strip of EMI tape off the optical drive.
    • Peel the strip of EMI tape off the optical drive.

    • Don't forget to transfer this to your new optical drive.

  23. Slightly rotate the optical drive bracket away from the optical drive. Pull the optical drive bracket away from the open end of the optical drive, minding any tabs that may get caught.
    • Slightly rotate the optical drive bracket away from the optical drive.

    • Pull the optical drive bracket away from the open end of the optical drive, minding any tabs that may get caught.

    • If you have a disk or anything else stuck inside your optical drive, we have a [invalid guide link] to fix it.

  24. Remove the three 3.0 mm Phillips #0 screws from the optical bay enclosure.
    • Remove the three 3.0 mm Phillips #0 screws from the optical bay enclosure.

  25. Starting from the left edge, gently pull open the optical bay enclosure. Continue to pull open the two halves of the enclosure until they separate. Continue to pull open the two halves of the enclosure until they separate.
    • Starting from the left edge, gently pull open the optical bay enclosure.

    • Continue to pull open the two halves of the enclosure until they separate.

  26. Remove the two 3.0 mm Phillips #0 screws securing the faceplate to the optical bay enclosure.
    • Remove the two 3.0 mm Phillips #0 screws securing the faceplate to the optical bay enclosure.

  27. Lift the black plastic faceplate out of the optical bay enclosure. You will no longer need the faceplate or the two Phillips screws that held it in place. Set those parts aside if you ever wish to put the faceplate back into the enclosure. Reassemble the optical bay enclosure without the faceplate, reusing the original three 3.0 mm Phillips screws to keep it intact.
    • Lift the black plastic faceplate out of the optical bay enclosure.

    • You will no longer need the faceplate or the two Phillips screws that held it in place. Set those parts aside if you ever wish to put the faceplate back into the enclosure.

    • Reassemble the optical bay enclosure without the faceplate, reusing the original three 3.0 mm Phillips screws to keep it intact.

  28. Remove the plastic positioner from the optical bay hard drive enclosure by pressing in on one of the clips on either side and lifting it up and out of the enclosure. Remove the plastic positioner from the optical bay hard drive enclosure by pressing in on one of the clips on either side and lifting it up and out of the enclosure.
    • Remove the plastic positioner from the optical bay hard drive enclosure by pressing in on one of the clips on either side and lifting it up and out of the enclosure.

  29. For 7 mm SSDs, you'll need to apply a spacer to ensure a good fit. Peel the backings up off the adhesive strips mounted on the spacer. Press the spacer onto the SSD as shown; proper orientation will ensure the spacer does not cover any screws or screw holes.
    • For 7 mm SSDs, you'll need to apply a spacer to ensure a good fit.

    • Peel the backings up off the adhesive strips mounted on the spacer.

    • Press the spacer onto the SSD as shown; proper orientation will ensure the spacer does not cover any screws or screw holes.

  30. Make sure that the hard drive connectors are facing down before placing it into the enclosure. Gently place the hard drive into the enclosure's hard drive slot. While firmly holding the enclosure in place with one hand, use your other hard to press the hard drive into the enclosure connectors.
    • Make sure that the hard drive connectors are facing down before placing it into the enclosure.

    • Gently place the hard drive into the enclosure's hard drive slot.

    • While firmly holding the enclosure in place with one hand, use your other hard to press the hard drive into the enclosure connectors.

  31. Once the hard drive is snug, reinsert the plastic positioner while holding the hard drive against the bottom of the enclosure. Reconnect any cables you have removed from the original optical drive onto the optical bay enclosure.
    • Once the hard drive is snug, reinsert the plastic positioner while holding the hard drive against the bottom of the enclosure.

    • Reconnect any cables you have removed from the original optical drive onto the optical bay enclosure.

Conclusion

To reassemble your device, follow these instructions in reverse order, starting at step 23

Dozuki System

Member since: 09/24/2009

276 Guides authored

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