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Unit 6: Troubleshooting
SATO MB2i Service Manual PN 9001145B Page 6-3
TROUBLESHOOTING TABLE
IMAGE VOIDS
Damaged print head or electronics. Replace as required.
Damaged or worn platen roller. Replace platen roller.
Vertical line in printed image. Dirty or defective print head.
LIGHT PRINT IMAGES
Low print head energy/darkness. Adjust darkness control.
Foreign material on print head. Clean print head and platen roller.
Excessive print speed. Reduce print speed setting.
UNEVEN PRINT DARKNESS
Worn platen roller. Replace platen roller as required.
Dirty print head. Clean as necessary.
SMEARED PRINT IMAGES
Poor label quality. Use higher quality label stock.
Debris on print head & platen roller. Clean print head and platen roller.
NO LABEL MOVEMENT
Incorrect label pitch sensor selected. Select the correct label sensor type.
No voltage output. Test power supply or battery and replace as required.
Drive motor not operating. Ensure wiring harness connection.
Defective main board. Contact SATO Service or Technical Support.
NO PRINTED IMAGE
No voltage output. Test power supply or battery and replace as necessary.
Damaged print head. Replace as required.
Interface problems. Check interface connection.
Data input error. Ensure correct data stream.
MEANDERING MEDIA
Incorrectly loaded media. Ensure correct loading.
Improperly adjusted media guides. Adjust as required.
PRINTER CREATES A BLANK LABEL
Data input error. Ensure correct data stream.
Improper top of form selected. Ensure correct top of form is in use (Gap, Blackban).
Defective print head. Replace print head as required.