Solving printing problems
89
Troubleshooting
Solving printing problems
Symptom Cause Solution
The operator panel
display is blank or
displays only diamonds.
The printer self test
failed.
Turn the printer off, wait about 10 seconds, and turn the
printer back on.
Performing Self Test appears on the display. When the
test is completed, the Ready message is displayed.
If the messages do not appear, turn the printer off and call for
service.
The message Error
reading USB drive
appears when using a
USB device.
The USB device you are
using may not be
supported or has an
error. Only specific USB
flash memory devices
are supported.
For information regarding tested and approved USB flash
memory devices, see the Lexmark Web site at
www.lexmark.com.
Jobs do not print. The printer is not ready
to receive data.
Make sure Ready or Power Saver appears on the display
before sending a job to print. Press to return the printer to
the Ready state.
The specified output bin
is full.
Remove the stack of paper from the output bin, and then
press .
The specified tray is
empty.
Load paper in the tray.
You are using the wrong
printer driver or are
printing to a file.
• Verify that you selected the printer driver associated with
the Lexmark C770, C772.
• If you are using a USB port, make sure you are running
Windows 98/Me, Windows 2000, Windows XP, or
Windows Server 2003 and using a Windows 98/Me,
Windows 2000, Windows XP, or Windows Server 2003
compatible printer driver.
Your MarkNet N8000
series internal print
server is not set up
properly or is not
connected properly.
Verify that you have properly configured the printer for
network printing.
See the Software and Documentation CD or go to the
Lexmark Web site for information.
You are using the wrong
interface cable, or the
cable is not securely
connected.
Make sure you are using a recommended interface cable.
Make sure the connection is secure.
Held jobs do not print. A formatting error has
occurred.
• Print the job. (Only part of the job may print.)
• Delete the job.
• Free up additional printer memory by scrolling through the
list of held jobs and deleting others you have sent to the
printer.
The printer has
insufficient memory.
The printer has received
invalid data.
Delete the job.
Job takes longer than
expected to print.
The job is too complex. Reduce the complexity of your print job by eliminating the
number and size of fonts, the number and complexity of
images, and the number of pages in the job.
Page Protect is set to
On.
Set Page Protect to Off from Print Recovery.
For more information, see the Menus and Messages Guide.