SATO LT408 Operator's Manual page 84

NO PRINTED IMAGE
Print head is disconnected.
No voltage output.
Defective print head.
Damaged electronics.
Interface problems.
Data input error.
PRINTER CREATES A BLANK LABEL.
Data input error.
Incorrect label sensor selection.
Disconnected print head.
Defective print head.
Defective main circuit board.
INCORRECT LABEL POSITIONING.
Incorrect label sensor selection.
Improper sensor adjustment.
Data input error.
Incorrect offset settings.
Incorrect applicator setup.
SMEARED PRINT IMAGES
Poor media quality.
Foreign material on print head and platen roller.
Foreign material on labels.
Excessive print head energy.
Excessive print speed.
Lt408 Operator Manual
Unit 5: Troubleshooting
Ensure print head wiring harness is connected on each end.
Replace fuse. Test power supply and replace as required.
Replace print head and reset counter.
Replace circuit board.
Troubleshoot interface - refer to the next chapter.
Ensure correct data stream.
Ensure correct data stream.
Ensure correct printer configuration.
Power off the printer and ensure a proper connection.
Replace print head as required.
Replace main board as required.
Ensure correct printer configuration.
Adjust sensor sensitivity as required.
Ensure correct data stream.
Adjust settings as required.
Refer to applicator documentation or contact manufacturer.
Use higher quality media.
Clean print head and rollers.
Use higher quality media.
Adjust darkness setting.
Adjust print speed as required.
5-7
PN: 9001152A