Panasonic A230, User Manual

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Inspection Procedure OCR Type A230
4 − 10
4.2 IC Inspection Example
Step 1 Set the conditions for an acceptable product
With the Gray Scale Window checker, inspection is performed based on the settings in
Average Judgment. First, perform an inspection on a good article, and then set the
judgment conditions based on the results of this.
1. Select an article on which the mark is printed correctly, and
capture it on the camera.
2. From the menu select Checker − Gray Window .
The Gray Scale Window checker setting menu will appear.
[6] GRAY WINDOW Jud.:NG
22. Area ( 206, 200) − ( 305, 279)
23. Mask Shape None
24. Mask Area ( , ) − ( , )
No. 1 Average: 0
2. Checker Setting
21. Shape Rect.
3. Select Checker Setting from the menu, and set the scanning
method for the inspection.
Item Description of Setting
Shape Select the shape of the area to scan.
Area Specify the range to scan on the image.
Mask Shape Use this to select a shape not to scan on the area that you specified to
scan.
Mask Area Use this to select an area not to scan on the area that you specified to
scan.
In this example we will use the following settings.
Rect
22. Area
23. Mask Shape
24. Mask Area
None
21. Shape
Scan area