Apple color classic Manual Do Serviço

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 Adjustments
Geometric Distortion - 29
 
2 Using a hex-head plastic 
adjustment tool, adjust 
the control that is 
appropriate for the 
distortion. 
3 If the display is so 
distorted that you can’t 
tell which adjustments 
to make, perform the 
adjustments in the 
following sequence:
• Pin Phase (KS)
• Vertical Angle (PR)
• Horizontal Bow (PB)
Vertical Angle
Pin Phase
Horizontal Bow