Apple 5260, 5280 manual YHC Control YV Control

5260 and 5280 Adjustments Geometry - 15

YHC Control YV Control	Run
	Display Service
	Utility

Important: Use a fine-tip plastic adjustment tool for the following adjustments.

2Adjust the Yv control (yoke-mounted vertical dynamic convergence) for best convergence of vertical lines at the top and bottom of the screen.

3Adjust the Yhc control (yoke-mounted horizontal dynamic convergence) for best convergence of horizontal lines at the top and bottom of the screen.