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Introduction

Use this guide to remove the focal lens from your Optoma HD20.

  1. Twist focal cap clockwise until it is fully extended. Remove focal cap by pulling it straight out.
    • Twist focal cap clockwise until it is fully extended.

    • Remove focal cap by pulling it straight out.

  2. Use a Phillips #1 screwdriver to remove the three 7.5mm screws on the bottom of the device.
    • Use a Phillips #1 screwdriver to remove the three 7.5mm screws on the bottom of the device.

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  4. Use a plastic opening tool to gently pry the top cover off of the device.
    • Use a plastic opening tool to gently pry the top cover off of the device.

    • It is easier to pry off the cover from the back side just above the HDMI ports.

  5. When removing the cover, be cautious of the ribbon connecting the top buttons to the main circuit board. The ribbon must be disconnected before proceeding.
    • When removing the cover, be cautious of the ribbon connecting the top buttons to the main circuit board. The ribbon must be disconnected before proceeding.

    • Remove the ribbon by disconnecting it from the main circuit board.

    • Lift up the clip holding it down and pull the ribbon out.

  6. Use a Phillips #1 screwdriver to unscrew the small black 2 mm screw on the side of the focal lens.
    • Use a Phillips #1 screwdriver to unscrew the small black 2 mm screw on the side of the focal lens.

  7. Remove the focal lens by twisting it clockwise until it comes off.
    • Remove the focal lens by twisting it clockwise until it comes off.

Conclusion

To reassemble your device, follow these instructions in reverse order.

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Trever

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Cal Poly, Team 21-23, Maness Winter 2015 Member of Cal Poly, Team 21-23, Maness Winter 2015

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