Acer X1223H User Manual - Page 46
Problems with the Projector, Condition, Solution
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36 English 9 Image is too small • Adjust the zoom lever on the top of the projector. or too large • Move the projector closer to or further from the screen. • Press "MENU" on the control panel or remote control. Go to "Image" > "Aspect Ratio" and try different settings. 10 Image has slanted • If possible, reposition the projector so that it is sides 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. • Press "MENU" on the control panel or remote control to open the OSD menu. Go to "Image" > "Auto Keystone" or "Image" > "Manual Keystone" to make adjustments. 11 Image is reversed • Select "Image" > "Projection Mode", "Image" > "Projection Location" on the OSD and adjust the projection direction. Problems with the Projector # Condition Solution 1 The projector stops responding • If possible, turn off the projector, then to all controls unplug the power cord and wait at least 30 seconds before reconnecting power. • Make sure that the control panel lock function is disabled. 2 Lamp burns out or makes a popping sound 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.