Lexmark ST9820 User Manual page 118

Troubleshooting
Action
Step 2
a
Depending on your operating system, specify the paper type
from the Printing Preferences or Print dialog.
Notes:
•
Make sure that the setting matches the paper loaded.
•
You can also change the setting on the printer control
panel.
b
Print the document.
Do vertical white lines appear on prints?
Slow printing
Action
Step 1
a
Make sure that the printer is not in Eco‑Mode and Quiet Mode.
b
Print the document.
Is the printer still printing slow?
Step 2
a
Depending on your operating system, specify the paper type
from the Printing Preferences or Print dialog.
Notes:
•
Make sure that the setting matches the paper loaded in
the tray.
•
You can also change the setting from the Paper menu on
the printer control panel.
b
Print the document.
Is the printer still printing slow?
Step 3
a
Reduce the number of pages to print.
b
Print the document.
Is the printer still printing slow?
Step 4
a
Connect the printer cable securely to the printer and the
computer, print server, option, or other network device.
b
Print the document.
Is the printer still printing slow?
Yes No
Contact customer The problem is
support. solved.
Yes No
Go to step 2. The problem is
solved.
Go to step 3. The problem is
solved.
Go to step 4. The problem is
solved.
Go to step 5. The problem is
solved.
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