Инструкции По Обслуживанию для Apple classic ii.performa 200

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 Troubleshooting
Symptom Charts/Video
 
 (Continued)
 
 - 4
 
Video
 
 (Continued)
 
Horizontal bars or 
stripes are displayed
1 Replace power/sweep board.
2 Replace logic board. Retain customer’s SIMMs.
White dot is displayed 
in center of screen
1 Verify that yoke cable is connected.
2 Replace power/sweep board.
3 Replace CRT.
Screen jitters
1 Move computer away from adjacent monitors or other 
electrical equipment that may cause interference.
2 Replace power/sweep board.