Lexmark X792 Manual

							REPLACE THE TONER OR PRINT CARTRIDGE
Replace the toner or print cartridge.
Can receive but not send faxes
These are possible solutions. Try one or more of the following:
THE PRINTER IS NOT IN FAX MODE
On the home screen, touch Fax to put the printer in Fax mode.
THE DOCUMENT IS NOT LOADED PROPERLY
Load the original document faceup, short edge first into the ADF or facedown on the scanner glass in the upper left
corner.
Note: Do not load postcards, photos, small items, transparencies, photo paper, or thin media (such as magazine
clippings) into the ADF. Place these items on the scanner glass.
MAKE SURE THE SHORTCUT NUMBER IS SET UP PROPERLY
Check to make sure the shortcut number has been programmed for the number that you want to dial.
As an alternative, dial the telephone number manually.
Received fax has poor print quality
Try one or more of the following:
RESEND THE DOCUMENT
Ask the person who sent you the fax to:
Check that the quality of the original document is satisfactory.
Resend the fax. There may have been a problem with the quality of the telephone line connection.
Increase the fax scan resolution, if possible.
REPLACE THE CARTRIDGE
When 88 Cartridge low appears or when the prints appear faded, replace the cartridge.
MAKE SURE THE FAX TRANSMISSION SPEED IS NOT SET TOO HIGH
Decrease the incoming fax transmission speed:
1Type the printer IP address in the address field of your Web browser.
Note: If you do not know the IP address of the printer, then print a network setup page and locate the IP
address in the TCP/IP section.
2Click Settings > Fax Settings > Analog Fax Setup. Troubleshooting271 
						

							3In the Max Speed box, click one of the following:
2400
4800
9600
14400
33600
4Click Submit.
Solving home screen application problems
An application error has occurred
C
HECK THE SYSTEM LOG FOR RELEVANT DETAILS
1Type the printer IP address or host name in the address field of your Web browser.
If you do not know the IP address or host name of the printer, then you can:
View the information on the printer control panel home screen, or in the TCP/IP section under the
Networks/Ports menu.
Print a network setup page or menu settings page and locate the information in the TCP/IP section.
2Click Settings or Configuration.
3Click Device Solutions > Solutions (eSF) > System tab > Log.
4From the Filter menu, select an application status.
5From the Application menu, select an application, and then click Submit.
MAKE SURE THE FILE NAME YOU WANT TO SCAN TO IS NOT ALREADY IN USE
Verify that the file to which you want to scan is not open by another application or user.
To help prevent errors, make sure either “Append time stamp” or “Overwrite existing file” is selected in the
destination configuration settings.
ADJUST THE SCAN SETTINGS
In the destination configuration settings, lower the scan settings. For example, lower the scan resolution, disable
Color, or change the Content type to Text.
CONTACT CUSTOMER SUPPORT
If you still cannot isolate the problem, then contact customer support. Troubleshooting272 
						

							Solving option problems
Option does not operate correctly or quits after it is installed
Try one or more of the following:
RESET THE PRINTER
Turn the printer off, wait for about 10 seconds, and then turn the printer on.
CHECK TO SEE IF THE OPTION IS CONNECTED TO THE PRINTER
1Turn the printer off using the power switch.
2Unplug the power cord from the wall outlet, and then from the printer.
3Check the connection between the option and the printer.
MAKE SURE THE OPTION IS INSTALLED CORRECTLY
Print a menu settings page and check to see if the option is listed in the Installed Options list. If the option is not
listed, then reinstall it. For more information, see the hardware setup documentation that came with the option, or
go to 
www.lexmark.com to view the option instruction sheet.
MAKE SURE THE OPTION IS SELECTED
From the computer you are printing from, select the option.
For more information, see 
“Updating available options in the printer driver” on page 47.
Paper tray problems
Try one or more of the following:
MAKE SURE THE PAPER IS LOADED CORRECTLY
1Open the paper tray.
2Check for paper jams or misfeeds.
3Make sure the paper guides are aligned against the edges of the paper.
4Make sure the paper tray closes properly.
RESET THE PRINTER
Turn the printer off, wait about 10 seconds, and then turn the printer on. Troubleshooting273 
						

							MAKE SURE THE PAPER TRAY IS INSTALLED CORRECTLY
If the paper tray is listed on the menu settings page, but paper jams when it enters or exits the tray, then it may not
be properly installed. Reinstall the paper tray. For more information, see the hardware setup documentation that
came with the paper tray, or go to 
http://support.lexmark.com to view the paper tray instruction sheet.
2,000-sheet drawer problems
C
HECK THE DRAWER CONNECTION
Make sure the 2,000‑sheet drawer is properly connected to the printer.
LOAD PAPER
If the tray is empty, then load paper in the tray or feeder
CLEAR ANY JAMS
Open the side door of the tray or feeder, and then remove any jammed paper.
AVOID PAPER JAMS
Flex the paper.
Make sure the drawer is properly installed.
Make sure paper is loaded correctly.
Make sure the paper stack you load does not exceed the maximum stack height indicated in the tray.
Make sure the paper or specialty media meets specifications and is not damaged.
Make sure the guides are positioned correctly for the paper size loaded.
Cannot detect flash memory card
Make sure the flash memory card is securely connected to the printer system board.
Cannot detect printer hard disk
Make sure the printer hard disk is securely connected to the printer system board.
Internal Solutions Port does not operate correctly
Try one or more of the following:
CHECK THE INTERNAL SOLUTIONS PORT (ISP) CONNECTIONS
Make sure the ISP is securely connected to the printer system board. Troubleshooting274 
						

							CHECK THE CABLE
Make sure you are using the correct cable and that it is securely connected to the Internal Solutions (ISP) port.
MAKE SURE THE NETWORK SOFTWARE IS CONFIGURED CORRECTLY
For information on installing the network printing software, see the Networking Guide on the Software and
Documentation CD.
Internal print server does not operate correctly
Try one or more of the following:
CHECK THE PRINT SERVER CONNECTIONS
Make sure the internal print server is attached securely to the printer system board.
Make sure you are using the correct cable and that it is securely connected.
MAKE SURE THE NETWORK SOFTWARE IS CONFIGURED CORRECTLY
For more information on installing the network printing software, do the following:
1Open the Software and Documentation CD.
2Click Additional.
3Under Publications on this CD, select Networking Guide.
Memory card
Make sure the memory card is securely connected to the printer system board.
USB/parallel interface card does not operate correctly
C
HECK THE USB/PARALLEL INTERFACE CARD CONNECTION
Make sure the USB/parallel interface card is securely connected to the printer system board.
CHECK THE CABLE
Make sure you are using the correct cable and that it is securely connected. Troubleshooting275 
						

							Solving paper feed problems
Paper frequently jams
These are possible solutions. Try one or more of the following:
CHECK THE PAPER
Use recommended paper and specialty media. For more information, see the chapter about paper and specialty
media guidelines.
MAKE SURE THERE IS NOT TOO MUCH PAPER IN THE PAPER TRAY
Make sure the stack of paper you load does not exceed the maximum stack height indicated in the tray or on the
multipurpose feeder.
CHECK THE PAPER GUIDES
Move the guides in the tray to the correct positions for the paper size loaded.
THE PAPER MAY HAVE ABSORBED MOISTURE DUE TO HIGH HUMIDITY
Load paper from a fresh package.
Store paper in its original wrapper until you use it.
Paper jam message remains after jam is cleared
C
HECK THE PAPER PATH
The paper path is not clear. Clear jammed paper from the entire paper path, and then touch Continue.
Jammed pages are not reprinted
T
URN ON JAM RECOVERY
1From the home screen, navigate to:
 > Settings > General Settings > Print Recovery
2Touch the arrows next to Jam Recovery until On or Auto appears.
3Touch Submit. Troubleshooting276 
						

							Solving print quality problems
If these suggestions do not correct the problem, then contact customer support. You may have a printer part that
requires adjustment or replacement.
Characters have jagged or uneven edges
If you are using downloaded fonts, verify that the fonts are supported by the printer, the host computer, and the
software program.
Clipped images
Try one or more of the following:
CHECK THE GUIDES
Move the width and length guides in the tray to the correct positions for the paper size loaded.
CHECK THE PAPER SIZE SETTING
Make sure the paper size setting matches the paper loaded in the tray:
1From the printer control panel Paper menu, check the Paper Size setting.
2Before sending the job to print, specify the correct size setting:
For Windows users, specify the size from Print Properties.
For Macintosh users, specify the size from the Page Setup dialog.
Fine horizontal lines appear on color pages
You may notice fine, horizontal lines in photographs or pages with a high concentration of color. This can occur when
the printer is in Quiet Mode. To fix this, set Quiet Mode to Off (Image/Photo). Troubleshooting277 
						

							Shadow images appear on prints
Try one or more of the following:
CHECK THE PAPER TYPE AND WEIGHT SETTINGS
Make sure the paper type and weight settings match the paper loaded in the tray or feeder:
1From the printer control panel Paper menu, check the Paper Type and Paper Weight settings.
2Before sending the print job, specify the correct paper type setting:
For Windows users, specify the paper type from Print Properties.
For Macintosh users, specify the paper type from the Print dialog.
MAKE SURE THE PRINT CARTRIDGE IS NOT LOW ON TONER
When 88.xx [color] cartridge low appears, make sure that toner is distributed evenly among all four
print cartridges or whichever color has the shadow images.
1Remove the print cartridge.
Warning—Potential Damage: Be careful not to touch the photoconductor drum. Doing so may affect the print
quality of future print jobs.
2Firmly shake the cartridge side-to-side and front-to-back several times to redistribute the toner.
3Reinsert the print cartridge.
Note: If print quality does not improve, replace the print cartridge of the color that is giving a shadow.
If the problem continues, the printer may need to be serviced. For more information, contact customer support.
Gray background on prints
ABCDE
ABCDE ABCDE
Troubleshooting278 
						

							CHECK THE BACKGROUND DARKNESS OR REMOVAL SETTING
Try one or more of the following:
Adjust the darkness to a lighter setting.
Increase the background removal setting.
MAKE SURE THERE IS NO WORN OR DEFECTIVE PRINT CARTRIDGE
Replace the worn or defective print cartridge.
Incorrect margins
ABCD
ABCD
ABCD
These are possible solutions. Try one or more of the following:
CHECK THE PAPER GUIDES
Move the guides in the tray to the correct positions for the paper size loaded.
CHECK THE PAPER SIZE SETTING
Make sure the paper size setting matches the paper loaded in the tray:
1From the printer control panel Paper menu, check the Paper Size setting.
2Before sending the job to print, specify the correct size setting:
For Windows users, specify the size from Print Properties.
For Macintosh users, specify the size from the Page Setup dialog.
Light colored line, white line, or incorrectly colored line appears on prints
ABCDE
ABCDEABCDE
ABCDE
ABCDE
Try one or more of the following: Troubleshooting279 
						

							MAKE SURE THERE IS NO DEFECTIVE PRINT CARTRIDGE
Replace the defective print cartridge.
MAKE SURE THE TRANSFER BELT IS NOT DEFECTIVE
Replace the defective transfer belt. For more information, see the instruction sheet that came with the replacement
part.
Paper curl
Try one or more of the following:
CHECK THE PAPER TYPE AND WEIGHT SETTINGS
Make sure the paper type and weight settings match the paper loaded in the tray or feeder:
1From the printer control panel Paper menu, check the Paper Type and Paper Weight settings.
2Before sending the print job, specify the correct paper type setting:
For Windows users, specify the paper type from Print Properties.
For Macintosh users, specify the paper type from the Print dialog.
LOAD PAPER FROM A FRESH PACKAGE
Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you use it.
Print irregularities
Try one or more of the following:
LOAD PAPER FROM A FRESH PACKAGE
The paper may have absorbed moisture due to high humidity. Store paper in its original wrapper until you use it. Troubleshooting280