6 SATO WS4 Printer Utility      Install SATO WS4 Printer Utility 
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5.4  Other Issues 
There are broken lines in the printed label 
■  The printhead is dirty. Clean the printhead (see Section 4.1.1 “Printhead”). 
An error occurred when writing data to the USB memory 
■  Did you insert the USB drive? 
■  Make sure the USB drive is plugged securely into the port. 
■  The USB drive might be broken. Replace it with another one. Only up to 16GB 
is supported. 
The printer is unable to save files due to insufficient USB memory 
■  Delete the files on your USB drive to free some space or replace your USB drive 
with an empty one. 
The cutter is experiencing issues 
  If there is a paper jam, clear it. 
  The cutter has become loose. Fix the cutter in position and tighten it. 
  The cutter blade is not sharp anymore. Replace your cutter with a new one. 
  Make sure you use approved media. 
 
The printhead temperature is extremely high 
■  The printhead temperature is controlled by the printer. If it is extremely high 
the printer will stop printing automatically until the printhead is cooled down. 
After that, the printer will resume printing automatically, if there is any 
unfinished print job. 
The printhead is broken 
■  Contact your local dealer for assistance.