Apple Multiple Scan 20 Display Specifications Page 24

  • Download
  • Add to my manuals
  • Print
  • Page
    / 101
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 23
Troubleshooting Symptom Charts/Raster - 12
Symptom Charts
Raster
No raster; power
indicator light on
1 Ensure monitor’s video cable is properly connected to
computer or video card in the computer.
2 Replace main deflection board.
Raster edges have
color blotches when
displaying an all-
white screen
1 Degauss monitor with an external degaussing coil.
2 Move monitor to different location and repeat degaussing
procedure.
Note:
This symptom is caused by strong magnetic fields in the
environment. Exchanging boards will not cure the symptom. Refer
to “First Checklist” in this chapter.
Page view 23
1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 100 101

Comments to this Manuals

No comments