Ask Proxima Impression A4 User Manual page 15

USER GUIDE
scale a higher resolution image, you may choose to PAN around instead
in order to view parts of the image.
4. CONTRAST and BRIGHTNESS may be adjusted according to your
personal taste, the image and the viewing conditions. The controls are
directly accessible on the remote control and on the projector keyboard.
5. FREQUENCY. The frequency controls the width of the image. A wrong
frequency setting can be seen as equally spaced, vertical stripes or
irregularities in the pattern displayed. Press the MENU key, SET-UP,
FREQUENCY and press ENTER. Adjust the value up or down using the
trackball or keyboard cursor controls, observing that the amount of
vertical stripes reduces, until the distortion is gone. You may still have
an unstable image, please see the next section.
6. POSITION the image correctly by accessing SET-UP, POSITION, then
press ENTER and adjust position with the trackball or keyboard cursor
controls
7. TUNE the image for a stable projection. In the menu, select SET-UP,
TUNE and press ENTER. Adjust stability using the trackball.
Set-up should be done once with the source(s) you are using most
frequently. Allow some minutes for the unit to warm up before adjusting the
settings. Most settings will be memorized individually for each source for
future use.
SVGA LCD PROJECTOR
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