Zeiss PLEX Elite 9000, Instructions For Use Manual

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Instructions for Use 13 Maintenance and Repair
2660021169042 Rev. A 2018-03 13.3 Performance Verification Check
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Figure 44: Your alignment target is the center of the cross-hair
15. Adjust the vertical and horizontal navigators to align with the
cross-hair target.
Figure 45: Align the navigators with the cross-hair target
16. Click "X" at upper right (or double–click anywhere on the
image) to exit full screen mode.
17. Select the Show LSO icon to the upper left of the image.
18. Set the Contrast to 0% (the image will be all black) and
double–click again to go into full screen mode. Now you are
ready to evaluate the test.