A SERVICE OF

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Adjustment
TDS 310, TDS 320 & TDS 350 Service Manual
5Ć7
7. Now lower the brightness just beyond the point where the background
fades to black.
8. Locate the contrast potentiometer. Adjust the contrast to your taste.
NOTE
The higher the contrast, the higher the likelihood that prolonged
use will cause CRT burnĆin.
9. Locate the vertical position potentiometer. Adjust the vertical position
until the display is vertically centered on the screen.
10. Locate the horizontal position potentiometer. Adjust the horizontal posiĆ
tion until the display is horizontally centered on the screen.