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4-2 Common Problems and Their Solutions (Continued)
Printer feeds too many labels
1.Verify correct label loading
2.Print a test label to confirm that the printer is set for the proper sensor type. If the sensor type does not match the currently loaded print media, either change the media or change the sensor setting using the SELECT SENSOR command.
3.If using
4.If using gap indexing, confirm that the label stock has a minimum 1/8" gap between each label.
5.Confirm that the sensor and LED light source are both unobstructed.
6.Recalibrate the printer according to the instructions in this manual.
If none of the above steps correct the problem, the label sensor may be defective.
Printed bar codes won't scan
1.Confirm that the commands you are sending to the printer will print a bar code that conforms to a standard bar code symbology. Confirm that the characters you are attempting to encode are legitimate characters for the selected bar code type.
2.Confirm that the scanner is set up to scan the bar code type you are printing.
3.Confirm that the print head is clean. Clean it if required. Check the overall print quality. If the print quality is poor, proceed as for "Poor print quality."
4.If you are using direct thermal printing and an infrared scanner, confirm that your direct thermal paper is infrared scannable as follows:
A.Print a bar code.
B.Photocopy the printed bar code on a
C.Scan the photocopy. If the copy scans properly and the original does not, your direct thermal label stock is not infrared scannable.
D.Inspect and confirm that the print head is not damaged.
E.Run a Self Test label and examine the head pattern.
Rev B
SATO SERVICE MANUAL