MUTOH Valuejet VJ-2638 Operation Manual page 134

Before using
• After the confirmation pattern is printed, Operation panel returns to "Adj.1: Confirm".
4. Confirm that the confirmation pattern printing result is as follows.
• Check each of the confirmation patterns A to F.
a. When the printing result is OK;
You do not need perform print quality adjustment.
The procedure for print quality adjustment is complete.
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VJ-2638/1638/1638W OPERATION MANUAL
3.6 Print quality adjustment