GCC Technologies JF-240UV - Reset Back to the Factory Settings; Check Print Head Condition

JF-240UV User Manual
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5.1.6 Reset Back To The Factory Settings
If messed up the parameter settings in the above operation, user can select from the control panel,
follow the steps to reset back to the factory default.
Step 1.
1. Select MENU on the control panel.
2. Select RESTORE DEFAULT.
Enter RESTORE DEFAULT, select YES option then press ENTER to complete the
restore to factory default settings.
Note: YES to restore the factory default settings.
5.1.7 Check Print Head Condition
If the printing quality deteriorates during the process or daily operation, we recommend printing a
print head test chart to make sure the print heads are defect or not. If there is defect in the print
heads, recommend cleaning up the print heads.
Step 1 Perform NOZZLE CHECK
1. Select MENU on control panel
2. Select NOZZLE CHECK