Lexmark™ C782
Troubleshooting
Guide
Online customer support
Customer support is available on the Lexmark Web site at www.lexmark.com.
Calling for service
When you call for printer service, describe the problem you are experiencing, the message on the display, and the troubleshooting steps you have already taken to find a solution.
You need to know your printer model type and serial number. See the label behind the toner waste container door of the printer for this information. The toner waste container door is on the left side of the printer.
The serial number is also listed on the menu settings page.
For service in the U.S. or Canada, call
Note: When calling for service, call from the location of the printer.
Checking an unresponsive printer
If your printer is not responding, first make sure:
•The power cord is plugged into the printer and a properly grounded electrical outlet.
•The electrical outlet is not turned off by any switch or breaker.
•The printer is not plugged into any surge protectors, uninterrupted power supplies, or extension cords.
•Other electrical equipment plugged into the outlet is working.
•The printer is turned on.
•The printer cable is securely attached to the printer and the host computer, print server, option, or other network device.
Solving printing problems
Multilanguage PDFs do not print
1Open the document you want to print in Adobe Acrobat.
2Click the printer icon.
3The Print dialog box appears.
4Check the Print as image box.
Note: For Acrobat 7.x or later, click the advanced button to display the Print as Image option.
5Click OK.
The operator panel display is blank or displays only diamonds
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 ABC.
•If you are using a USB port, make sure you are running Windows Vista, Windows 2000, Windows XP, or Windows Server 2003 and using a Windows Vista, 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.