Apple Multiple Scan 20 Display Spécifications télécharger pdf (Page 34)

Troubleshooting Symptom Charts/Video

(Continued)

- 7

Video

(Continued)

Screen is blurred

Note:

If the monitor is set at the highest screen resolution, some

finely-detailed images and small fonts might appear blurry. In

this case, try changing the screen resolution.

1 Using the Display Service Utility, select the focus pattern

for the Multiple Scan 720/1705, and adjust Focus (the two

top controls on the flyback transformer). Refer to “Focus

Adjustment” in Adjustments chapter.

2 Double-check focus and/or readjust if necessary.

3 Replace main deflection board and CRT/video board module.

See “Main Deflection and CRT/Video Board Module” in Take

Apart chapter. See Adjustments chapter for non-user

adjustments that might be necessary after board replacement.

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Apple Multiple Scan 20 Display Spécifications Page 34