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A home theater projector will turn off randomly while operating. Of the following reasons, which is NOT a possible cause?

A The HDMI cable is loose.

The reason that is NOT a possible cause for a home theater projector turning off randomly while operating is the HDMI cable is loose.
A loose HDMI cable can result in a loss of signal or intermittent connection, which can cause display issues such as flickering or a blank screen. However, it typically would not cause the projector to turn off completely. The other options listed, such as a dirty filter, a loose power cable, or the unit overheating, are all possible causes for a projector shutting off randomly

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