Apple Mac 5260/100 - Manual (Page 195)

5260 and 5280 Adjustments Geometry - 12
Vertical Size
1 Run Display Service
Utility to display the
All-White Screen Test
Pattern.
2 Using a flat-blade
plastic tool, adjust the
vertical size 1 control
(R327) until the raster
height is 7.3 inches
(± 1/8 inch) or
185 mm (± 2 mm).
Vertical Size 1 Control
(R327)
Run
Display Service
Utility
All-White
Screen Pattern