FUJITSU DL9300 - Manual (Page 37)

SETTING UP
2-18 User's Manual
3. Allow printing to continue for a dozen or more lines of repeat
printing. To exit the self-test mode, press the ONLINE button.
Then press the LOAD button to remove the test page.
4. Examine the self-test page. It should look like the sample on the
next page.
Check that printing is uniform and that there are no light, dark,
or smudged areas. If the print quality is good, go to step 5.
Otherwise, try to correct the problem as follows:
• Make sure that the ribbon is installed correctly.
• Load a new sheet of paper.
• Repeat the procedure to self-test.