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Hall Research SKU-RGB User Manual

Page 8

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6

RGB Skew Corrector

Test Mode:
Test mode can only be started from Normal Mode. Test mode is entered by pressing the -
adjustment button and holding it down while pressing and releasing the + adjustment button 3
times.
In Test Mode, the selected color LED will blink once per second and the other 2 LED’s will blink
rapidly. Test mode will start by selecting the red color and blinking the red LED once per second
while the green and blue LEDs are blinking rapidly.

Test mode will set the adjustment of all 3 colors to no adjustment.
Starting with the red color, Test Mode will adjust the red color all the way to the right then all the
way to the left. Test Mode will then do the same for the blue color while blinking the blue LED once
per second, followed by the green color. After cycling through all the colors, Test Mode will begin
again with the red color and continue until disabled.

Test Mode is canceled and Normal Mode is restored when any button is pressed.

Reset Mode:
Reset Mode will reset all the colors adjustment to no adjustment.
Reset Mode is entered by pressing and holding down both the – adjustment button and the +
adjustment button simultaneously for 2 seconds.
After Reset Mode is complete, the SKU-RGB will return to Normal Mode.

The SKU-RGB can only be in one of these modes at a time.

3.2 How to Adjust Your Image


To adjust your image Hall Research provides a test pattern, which can be viewed at

http://hallresearch.com/skew.htm

The objective is to move the colors right or left as necessary to make the red, green, and blue lines
all line up with each other.

Another method is to look at the horizontal white bar and if you see a color bleeding out of the right
edge of the white bar, move that color to the left. If you see a color bleeding out of the left edge of
the white bar, move that color to the right. You should be able to get the edges of the white bar
very sharp and crisp.

Use the select button to select the color you want to adjust and then use the + and – adjustment
buttons to move the color to the right and left to create a clear sharp picture.