Apple Mac 5260/100 - Manual (Page 193)

5260 and 5280 Adjustments Geometry - 10
Vertical Shift
1 Run Display Service
Utility from the Utilities
folder of the MacTest Pro
CD to display the All-
White Screen.
2 Using a flat-head plastic
adjustment tool, adjust
the vertical shift
(R320) control until
the raster is centered
(top to bottom) in the
display area. R320
Vertical
Shift
Control
All-White
Screen Pattern
Run
Display Service
Utility