Diagnostics and Troubleshooting
Printer Diagnostic Tests—Optimal Darkness and Speed Test
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P1088680-001 ZT600 Series™ User Guide 5/22/17
5. Note the relative darkness value and the print speed printed on the best test label.
6. Add or subtract the relative darkness value from the darkness value specified on the
configuration label. The resulting numeric value is the best darkness value for that specific
label/ribbon combination and print speed.
7. If necessary, change the darkness value to the darkness value on the best test label.
8. If necessary, change the print speed to the same speed as on the best test label.