| Service Information | This 'error' is actually just a warning. It occurs if the focus tracking error exceeds +/- 10 microns on any plot. The error is sent to the host to warn the operator that image focus problems may be manifest. A tracking error of greater than 10 microns does not guarantee a focus errors. For this reason the plot is allowed to continue to avoid wasting the plate. However, the plate may need to be examined closely for focus errors. | |
| Operator Action | Examine the current plate for general image quality and focus problems. | |
| Causes |
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