Macintosh SE - Single Vertical Line Is Displayed; Single Horizontal Line Is Displayed

Troubleshooting Symptom Charts/Video (Continued) - 3
Video
(Continued)
Screen is completely
dark and fan is not
running
1 Replace power supply.
2 Replace analog board.
Single vertical line is
displayed
1 Replace analog board.
2 Replace video board.
3 Replace logic board. Retain customer’s SIMMs.
4 Replace CRT.
Single horizontal line
is displayed
1 Replace analog board.
2 Replace video board.
3 Replace logic board. Retain customer’s SIMMs.
4 Replace CRT.