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Degaussing your monitor, Monitor colors adjustment procedure – Gifts that Bloom PM0070-0C User Manual

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COPYRIGHT

1996 MERIT INDUSTRIES, INC.

2

MEGATOUCH SUPER IV MANUAL

PM0070-0C

Once the second circle is touched, a crosshair will
appear on the screen. To test the calibration of the
screen, touch the crosshair with your finger and
slowly drag your finger around the screen. The
crosshair should follow your movement.

Touch

the

“EXIT TEST” icon.

Degaussing your Monitor

If your monitor is displaying “purity problems,” (a

display with purity problems will have parts of an all-

white screen affected by blotches of color) the monitor

needs to be degaussed using a “degaussing coil.” A

degaussing coil is a circular electromagnet, used to

cancel out any stray magnetic fields that may build up

on a metal object.

All of our monitors have built-in degaussing coils that

are automatically activated on power-up. If your game

is experiencing minor purity problems, try powering

down the game for 5 minutes and then reapplying

power to activate the degaussing coil. If the problem is

not corrected, you will have to use a manual

degaussing coil.

Follow the instructions below for degaussing a monitor.

1. Plug in your degaussing coil.

2. Hold the coil about three feet from the monitor,

press the trigger to activate the magnetic field (for
circular-shaped coils, orient the coil so you see the
monitor through the hole in the middle; for wand-
shaped coils, point the wand towards the screen).

3. Move the coil in a circular motion around the face

of the monitor and slowly approach the game.

4. Continuing to move the coil in a circular motion,

slowly back away from the monitor.

5a. CIRCULAR-SHAPED COILS: When you are about

three feet away, quickly turn the coil perpendicular
to the monitor and release the trigger.

5b. WAND-SHAPED COILS: When you are about

three feet away, point the wand away from the
monitor and release the trigger.

Monitor Colors Adjustment
Procedure

For adjusting the colors on any of our monitor types, we

suggest following the procedures described below.

For all monitor types, the visual cues used to adjust the

monitors are white cards and gray boxes (e.g. the

speed bonus box); you will adjust the monitor controls

until the cards are white and the boxes are gray.

Ducksan Monitors

1. Set the game to the Run 21 hi-score screen.

2. Reduce the brightness from the monitor control

panel and adjust the RGB CUTOFF controls (as
needed) until the background is black.

3. Enter the Run 21 game screen. Reduce the

brightness and adjust the RB DRIVE controls until
the speed bonus box is light gray and the cards are
white (there is no Green DRIVE control, so adjust
the Green CUTOFF control if there is too much, or
too little, green).

Wells-Gardner and Telco Monitors

1. Set the game to the Run 21 hi-score screen.

2. Reduce the brightness from the monitor control

panel and adjust the RGB CUTOFF controls (as
needed) until the background is black.

3. Enter the Run 21 game screen and adjust the RGB

DRIVE controls until the playing cards are white
and the speed bonus box is gray.

To adjust vertical and horizontal control:

Press

“TEST SCREEN” on the “Megatouch Setup”

screen.

A crosshair will appear on the screen. Change the
DIP switch settings until the horizontal and vertical
lines of the crosshair meet in the middle.