If Scanning Fails
FQ-CR2 User’s Manual
67
6
Operation
6-4 If Scanning Fails
If the 2D code is not successfully scanned, an NG scanning result will appear in the "Characters" field of the
detailed result display. Refer to the table below for the appropriate action to take for the NG scanning result.
NG scanning result Action
?E000 The background may not be uniform; unable to find the 2D code. Check the surface of the work and
lighting conditions.
?E100 Unable to recognize the cells of the 2D code. Check the marking and lighting conditions, and repeat
teaching.
?E200 Unable to scan within the set time. Check the surface of the work and lighting conditions, and repeat
teaching.
Set a larger inspection timeout value.
?E300 Unable to recognize the 2D code because there were too many 2D codes in the inspection region.
Make the inspection region smaller.
FQ Sensor User Manual.book 67 ページ ２０１１年７月８日 金曜日 午後２時３０分
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