Acer A4K1719 Manuel de l'utilisateur - Page 33
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10
Image has slanted
sides
11
Image is reversed
Problems with the Projector
#
Condition
1
The projector stops responding
to all controls
2
Lamp burns out or makes a
popping sound
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.
•
Press the Keystone correction keys on the control
panel or remote control until the image becomes
square.
•
Select "INSTALLATION" > "Projection" 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.
•
Make sure that the panel key lock
function is disabled.
When the lamp reaches the end of its useful
life, it will burn out and may make a loud
popping sound. If this happens, the projector
will not turn on until the lamp module has
been replaced. To replace the lamp, contact
your local dealer or Acer service center.
Message Reminder
Replace the lamp - the lamp is about to reach its maximum
lifetime. Prepare to replace it soon.
Lamp is approaching the end of its useful life in full power operation.
Replacement suggested!
Solution
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