Apple iMac (Slot Loading) Especificações descarregar pdf (Página 155)

Adjustments Screen Voltage Setup - 19

9. Looking at the Gray Bar

test pattern, turn the

screen voltage knob on

the flyback transformer

until:

• the first bar is black

• the second bar is

barely visible

• the third bar is a dark

gray

Note:

The surrounding

raster should also be black.

10. When the requirements

in step 10 are met, the

screen voltage is set

correctly. Proceed to the

cutoff adjustment.

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