Acer K138STi Series User Manual page 37

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9
Image is too small
or too large
10
Image has slanted
sides
11
Image is reversed
Problems with the Projector
#
Condition
1
The projector stops responding
to all controls
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.
If possible, reposition the projector so that it is
centered on the screen.
Press the "Keystone" on the OSD until the sides are
vertical.
Select "Image --> Projection Mode" on the OSD and
adjust the projection direction.
If possible, turn off the projector, then
unplug the power cord and wait at least 30
seconds before reconnecting power.
Insert a paper clip (Illustration #1) into the
"Reset" hole on the bottom of the projector
to restart the system.
Reset
Solution
Paperclip
1
27

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