简介

Replacing the Focus Knob and adding a small amount of WD-40 are a few easy solutions for a Focus Knob that is jammed in place or ineffective.

  1. Hold Clock so the screen is facing away from you. Using your thumbs, push up on battery cover to remove. With your other hand, pull down on the A/C Adapter jack to remove.
    • Hold Clock so the screen is facing away from you.

    • Using your thumbs, push up on battery cover to remove.

    • With your other hand, pull down on the A/C Adapter jack to remove.

  2. Remove batteries by pushing a battery toward the spring.
    • Remove batteries by pushing a battery toward the spring.

    • Lift battery out at an angle. Repeat with second battery.

  3. Use a Phillips #00 Screwdriver to remove the four (4) screws from the back of the projection arm. Once screws are removed, lift the back up and off of the projection arm. Once screws are removed, lift the back up and off of the projection arm.
    • Use a Phillips #00 Screwdriver to remove the four (4) screws from the back of the projection arm.

    • Once screws are removed, lift the back up and off of the projection arm.

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  5. Use a Phillips #00 Screwdriver to remove two (2) screws from back of projection arm. Use a Phillips #00 Screwdriver to remove two (2) screws from back of projection arm.
    • Use a Phillips #00 Screwdriver to remove two (2) screws from back of projection arm.

  6. Use a plastic opening tool to pry apart the front of the projection arm casing.  Start at the top of the projection arm. Once top is partially open, use a spudger to pry at the side of the projection arm.
    • Use a plastic opening tool to pry apart the front of the projection arm casing. Start at the top of the projection arm.

    • Once top is partially open, use a spudger to pry at the side of the projection arm.

  7. Turn the clock on its side.  Slide the Focus Knob forward with your thumb. The Focus Knob Component should now be free of Projection Arm. Hold the Component in one hand and lift the Projection Beam up and away from the Focus Knob.
    • Turn the clock on its side. Slide the Focus Knob forward with your thumb.

    • The Focus Knob Component should now be free of Projection Arm.

    • Hold the Component in one hand and lift the Projection Beam up and away from the Focus Knob.

  8. Loosen Focus Knob by turning the Focus Knob counterclockwise with your fingers. If needed, add a SMALL amount of WD-40 to the base of the knob and continue turning Focus Knob. Place replacement Focus Knob in socket and turn clockwise to secure.
    • Loosen Focus Knob by turning the Focus Knob counterclockwise with your fingers.

    • If needed, add a SMALL amount of WD-40 to the base of the knob and continue turning Focus Knob.

    • Place replacement Focus Knob in socket and turn clockwise to secure.

结论

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

Liz Matresse

于2014年10月27日注册

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