8. Using the VDU adjustment procedure contained in the DIAGNOSTICS program,
fill the display screen with a character (refer to Chapter 4 in this
guide for more information on the VDU alignment test screen).
9. Using a plastic adjustment tool, turn the WIDTH adjustment potentiometer
until the left and right edges of the display screen fall within the
range specified on the adjustment template. Width may change between
high and low resolution mode and should be adjusted appropriately
(Figure 8-22).
NOTE: When making adjustments on the video display unit do not use
excessive force.
10. If the characters on your display are not sharp and clear, a focus
adjustment is necessary. Using a plastic adjustment tool, adjust the
potentiometer labeled FOCUS until all characters are clear and sharp
(Figure 8-23).
NOTE: Do not use excessive force when making adjustments on the video
display unit.
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