Lexmark ST9817 User Manual page 122

Troubleshooting
Action
Step 5
Check if the cables connecting the printer and the computer are
inserted to the correct ports.
Are the cables inserted to the correct ports?
Step 6
Turn off the printer, install the hardware options, and then turn on
the printer.
For more information, see the documentation that came with the
option.
Is the printer responding?
Step 7
Install the correct print driver.
Is the printer responding?
Step 8
Turn off the printer, wait for about 10 seconds, and then turn on the
printer.
Is the printer responding?
Adjusting toner darkness
1
From the control panel, navigate to:
Settings > Print > Quality > Toner Darkness
For non-touch-screen printer models, press
2
Adjust the setting.
3
Apply the changes.
Job prints from the wrong tray or on the wrong paper
Action
Step 1
a
Check if you are printing on the correct paper.
b
Print the document.
Is the document printed on the correct paper?
Yes
Go to step 6.
The problem is
solved.
The problem is
solved.
The problem is
solved.
to navigate through the settings.
Yes
Go to step 2.
121
No
Insert the cables to
the correct ports.
Go to step 7.
Go to step 8.
Contact customer
support.
No
Load the correct
paper size and paper
type.