Acer K520 User's Guide download pdf (Page 40)

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Problems with the Projector

9 Image is too small

or too large

• Adjust the zoom ring on the top of the projector.

• Move the projector closer to or further from the

screen.

• Press "MENU" on the remote control or on the

control panel. Go to "Image --> Aspect Ratio" and

try different settings.

10 Image has slanted

sides

• If possible, reposition the projector so that it is

centered on the screen.

• Press the "Keystone / " on the OSD or the

remote control until the sides are vertical.

11 Image is reversed

• Select "Image --> Projection" on the OSD and adjust

the projection direction.

# Condition Solution

1 The projector stops responding

to all controls

If possible, turn off the projector, then

unplug the power cord and wait at least 30

seconds before reconnecting power.

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Acer K520 User's Guide Page 40