Ricoh PJ WX4141, Руководство по эксплуатации

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2. While pressing the lever on the right side of the air filter, pull the filter open.
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3. Remove the air filter.
4. Use a vacuum cleaner to clean any dirt or dust from the filter.
5. Install the air filter in the projector.
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Insert the left side of the air filter in first, and then press the lever while pushing in the right side of the
filter.
Make sure that the air filter is installed correctly. Otherwise, dirt and dust may enter the projector
through any gaps and cause it to stop or malfunction.
• The message is displayed for approximately 30 seconds every 500 hours after the projector is first
turned on. The display closes when operation starts.
• If vacuuming the air filter does not remove the dust and dirt, wash it with water.
• If you wash the air filter with water, make sure it is completely dry before installing it.
Cleaning the Projection Window
When cleaning the projection window, make sure to do the following:
• Use a commercially available blower or cloth for cleaning glass, cleaning paper, lens cleaner, etc.
6. Maintenance
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