Datamax I-class Maintenance Manual page 24

6. Attach the ribbon to the Take-Up Hub. Enter the Quick Test Mode and select 100 Quick Ribbon
Test Labels then press TEST to begin printing.
Printhead
Assembly
7. Observe the ribbon for rippling and bagging as it travels from the Printhead Assembly to the Take-
Up Hub. If smooth and if printed labels show no evidence of ribbon wrinkling, proceed to Step 8;
otherwise, slightly loosen the Ribbon Shield Adjustment Screws. Move the Ribbon Shield forward
or backward to smooth the ribbon. Tighten the Ribbon Shield Adjustment Screws and print several
more labels to verify adjustment; repeat if necessary.
Printhead Assembly
Ribbon Shield
8. Press TEST to stop printing.
9. Install operating media and ribbon. Adjust the Printhead Leveling Cam, if needed. Send a label
format from the host. Examine the printed labels and then, if needed, slightly readjust the Ribbon
Shield.
Adjustments and Maintenance
Take-Up Hub
Ribbon Shield
Screws
2-14