Optoma HD72 Projection Lamp Replacement

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简介

Use this guide to replace the Projection Lamp on the Optoma HD72. A projection lamp is a very powerful bulb used to project images or a video. The projection lamp will need to be replaced if you are experiencing any of the following symptoms.

Projection Lamp’s light is becoming dim
The Lamp has burnt out completely
A connection has become loose

A warning when replacing the bulb is to be wary of any electrostatic charge. Be sure to wear proper PPE i.e. rubber gloves, as well as ensure the device has been turned off for at least 5-10 minutes before disassembling.

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步骤 1 Projection Lamp

Optoma HD72 Projection Lamp Replacement, Projection Lamp: 步骤 1 中的图像 1，1

Use a Phillips screwdriver to loosen the single captive 2 mm screw that secures the small lamp panel on the lower case.
Remove the panel.

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步骤 2

Use a Phillips screwdriver to loosen the two 2 mm screws on the bottom of the projection lamp housing.

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步骤 3

Lift the panel off of the device using the metal handle.
Disconnect the pink wires from the black plastic housing.

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步骤 4

Optoma HD72 Projection Lamp Replacement: 步骤 4 中的图像 3，3

Use a Phillips #2 screwdriver to remove the four 2 mm screws that secure the lamp to its housing.
Remove the projection lamp casing by gently lifting the bulb from its housing.

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步骤 5

Once the bulb is out, replace it with another bulb and re-secure the housings in reverse order to this guide.
The second photo is what the completed bulb housing should look like.

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