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•Monitor adjustment PCB
The monitor has already been adjusted at the time of shipment, but it may be
readjusted as desired.
•The monitor contains high-voltage components inside it. Exercise due
care not to touch them.
The monitor adjustment Printed Circuit Board (PCB) are located on the service panel.
To access them, open the maintenance door. (See page 16.)
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CONTRAST
R.GAIN
G.GAIN
B.GAIN
BRIGHT
H.SIZE
H.POSI
V.SIZE
V.POSI
Contrast adjustment
Used to changes the contrast.
Red input gain adjustment
Changes red brightness. Turning it clockwise will make the red deeper.
Green input gain adjustment
Changes green brightness. Turning it clockwise will make the green deeper.
Blue input gain adjustment
Changes blue brightness. Turning it clockwise will make the blue deeper.
Brightness adjustment
Changes brightness. Turning it clockwise will make the image brighter.
Horizontal screen size adjustment
Changes the width of the screen.
Horizontal image position adjustment
Changes the image position in the horizontal direction.
Vertical screen size adjustment
Changes the height of the screen.
Vertical image position adjustment
Changes the image position in the vertical direction.
7 Maintenance and annex
Adjusting the monitor of the GM672-UC machine
Monitor adjustment PCB
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