Zenith SM-ZVM-122 Service Manual page 23

CONTRAST CONTROL
The Contrast control is located behind the front ac-
cess panel. Refer to Figure
6-1.
Adjust this control
until the display is comfortable to the eye.
HORIZONTAL HOLD
The Horizontal Hold control is located behind the
front access panel. Refer to Figure
6-1.
Adjust this
control as required for a stable display.
VERTICAL SIZE
Page 6-3
VERTICAL HOLD
The Vertical Hold control is located behind the front
access panel. Refer to Figure
6-1.
Adjust this control
as required for a stable display.
VERTICAL SIZE
The Vertical Size control is located behind the front
access panel. Refer to Figure
6-1.
Adjust this control
so the display is equal on top and bottom.
Figure 6-1
Front panel controls.