Acer DD550A User Manual download pdf (Page 5)

Safety precautions and maintenance

Read and follow these instructions when connecting and using

your display:

• Unplug the display if you are not going to use it for an extensive

period of time.

• Unplug the display if you need to clean it with a slightly damp cloth.

The screen may be wiped with a dry cloth when the power is

off. However, never use alcohol, solvents or ammonia-based liquids.

• Keep the display out of direct sunlight and away from stoves or any

other heat sources.

• Remove any object that could fall into the vents or prevent proper

cooling of the display’s electronics.

• Don’t block the ventilation holes on the power box.

• Keep the display dry. To avoid electric shock, do not expose it to rain

or excessive moisture.

• When turning off the display by detaching the power cable or DC

power cord, wait for 6 seconds before re

attaching the power

power cord, wait for 6 seconds before re

attaching the power

cable or DC power cord for normal operation.

• When positioning the display, make sure the power plug and outlet

are easily accessible.

• Consult a service technician if the display does not operate normally

after having followed the instructions in this manual.

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Acer DD550A User Manual Page 5