Acer B250i Benutzerhandbuch - Seite 31
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Image has slanted
sides
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Image is reversed
Problems with the Projector
#
Condition
1
The projector stops responding
to all controls
OSD Messages
#
Condition
1
Message
•
If possible, reposition the projector so that it is
centered on the screen and below the bottom of the
screen.
•
Select "Setting" from the home screen to open the
OSD menu. Go to "Advanced Setting" > "Keystone"
> to make adjustments.
•
Select "Setting" from the home screen to open the
OSD menu. Go to "Advanced Setting" > "Projection
Location" to adjust the projection direction.
If possible, turn off the projector, then
unplug the power cord and wait at least 30
seconds before reconnecting power.
Message Reminder
Fan Fail - the system fan is not working.
Projector Overheat - the projector has exceeded its
recommended operating temperature and must be allowed to
cool down before it is used. Please also check the dust filters if
they are installed. If the dust filter is clogged with dust, please
clean it.
Solution
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