Apple Mac 5260/100 - Manual (Page 199)

5260 and 5280 Adjustments Geometry - 16
Geometric Distortion
Before you begin, remove
the rear housing.
±
Warning:
This product
contains high voltage and a
high-vacuum picture tube.
To prevent serious injury,
review CRT safety in
Bulletins/Safety.
1 Run Display Service
Utility to display the
Crosshatch 1 Test
Pattern.
Crosshatch 1
Test Pattern
Run
Display Service
Utility
Yoke
Flyback
Transformer
Anode Cap and Aperture