Optoma HD20 User's Manual - Page 4

Do - used

Page 4 highlights

sage otice Do:    Turn off and unplug the power plug from the AC outlet before cleaning the product. Use a soft dry cloth with mild detergent to clean the display housing. Disconnect the power plug from AC outlet if the product is not being used for a long period of time. Do not:  Block the slots and openings on the unit provided for ventilation.  Use abrasive cleaners, waxes or solvents to clean the unit.  Use under the following conditions: - In extremely hot, cold or humid environments.  Ensure that the ambient room temperature is within 5 - 35°C.  Relative Humidity is 5 - 35°C, 80% (Max.), non-condensing. - In areas susceptible to excessive dust and dirt. - Near any appliance generating a strong magnetic field. - In direct sunlight. 4

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4
Usage Notice
Do:
Turn off and unplug the power plug from the AC outlet before
cleaning the product.
Use a soft dry cloth with mild detergent to clean the display
housing.
Disconnect the power plug from AC outlet if the product is
not being used for a long period of time.
Do not:
Block the slots and openings on the unit provided for
ventilation.
Use abrasive cleaners, waxes or solvents to clean the unit.
Use under the following conditions:
- In extremely hot, cold or humid environments.
Ensure that the ambient room temperature is within
5 - 35°C.
Relative Humidity is 5 - 35°C, 80% (Max.),
non-condensing.
- In areas susceptible to excessive dust and dirt.
-
Near any appliance generating a strong magnetic field.
- In direct sunlight.