Vertical dark lines
Note:
Before solving the problem, print the Print Quality Test Pages. From the control panel, navigate to
Settings
>
Troubleshooting
>
Print Quality Test Pages
. For non-touch-screen printer models, press
to
navigate through the settings.
Action
Yes
No
Step 1
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. Navigate to
Settings
>
Paper
>
Tray Configuration
>
Paper Size/Type
.
b
Print the document.
Do vertical dark lines appear on prints?
Go to step 2.
The problem is
solved.
Step 2
a
Load paper from a fresh package.
Note:
Paper absorbs moisture due to high humidity. Store
paper in its original wrapper until you use it.
b
Print the document.
Do vertical dark lines appear on prints?
Go to step 3.
The problem is
solved.
Troubleshoot a problem
169
Summary of Contents for CX331
Page 118: ...Replacing the ADF tray 1 Open the ADF cover Maintain the printer 118 ...
Page 119: ...2 Remove the used ADF tray 3 Unpack the new ADF tray Maintain the printer 119 ...
Page 122: ...7 Remove the tray 8 Position the printer on its side Maintain the printer 122 ...
Page 142: ... Below the fuser area Duplex unit 3 Close the door Troubleshoot a problem 142 ...