Apple Macintosh LC 575 Specifications download pdf (Page 31)

Troubleshooting Symptom Charts/Video

(Continued)

- 10

Video

(Continued)

Raster tilted or

shifted

1 Refer to “First Checklist” in this chapter. Move metal

objects away from monitor.

2 If symptom appears immediately after CRT replacement,

reinstall CRT and align it according to CRT guidelines in the

Take Apart chapter

3 Perform appropriate geometric adjustments (see

Adjustments chapter).

4 Replace analog board.

Raster distorted

(barrel-shaped,

corners not square,

stretched or

compressed at top of

display, or sides not

perpendicular)

1 Refer to “First Checklist” in this chapter. Move metal

objects away from monitor.

2 Perform appropriate geometric adjustments (see

Adjustments chapter).

3 Replace analog board.

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Apple Macintosh LC 575 Specifications Page 31