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Post #14 by mcdermd
Source ForumCorrect Screen Proportions? — #14
CategoryTroubleshooting
Post DateSat, 15 Dec 2012 - 00:35
Original URLhttps://68kmla.org/bb/threads/correct-screen-proportions.26795/
Post
Pina's Dead Mac Scrolls says that if the focus adjustment does not work ...

Symptoms: The display is out of focus. Other than that, the computer is useable.
Typical History: The symptoms appeared out of the blue (not immediately after the computer was board-swapped).

Probable Diagnosis: The problem is on the analog board.

Solution: Check/replace open resistor R9 (1 MΩ, 1/2 watt, 5%).
mp.ls