Lexmark 20D0000 - X 340 MFP B/W Laser Troubleshooting Manual
Lexmark 20D0000 - X 340 MFP B/W Laser Troubleshooting Manual

Lexmark 20D0000 - X 340 MFP B/W Laser Troubleshooting Manual

Troubleshooting guide
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Lexmark™ X34x
Troubleshooting
Guide

Setup troubleshooting

Incorrect language appears on the
display
1
Press Menu.
2
Press
or
repeatedly until MACHINE
SETUP appears on the display.
3
Press
.
4
Press
or
repeatedly until Language
appears on the display.
5
Press
.
6
Press
or
repeatedly until the language
you want appears on the display.
7
Press
.
8
Press Back repeatedly to return to the Ready
prompt.

Display is not lit

1
Turn off the MFP.
2
Disconnect the power supply cord from the wall
outlet, and then from the MFP.
3
Plug the cord all the way into the MFP.
4
Plug the cord into an electrical outlet that other
electrical devices have been using.
5
Turn on the MFP.

Software will not install

If the software does not launch automatically when
you insert the CD:
1
Close all open software applications.
2
Temporarily disable any anti–virus programs.
3
Double–click the My Computer icon.
4
For Windows XP, click Start to access the My
Computer icon.
5
Double–click the CD–ROM drive icon.
6
If necessary, double–click setup.exe.
7
Follow the instructions on the computer screen
to install the software.
Note:
After installing the software, be sure
to re–enable your anti–virus
software.
If the MFP is connected to the computer through
another device:
1
Disconnect the USB cable from any other
device such as a USB hub or switch box.
2
Directly connect the cable to the MFP and the
computer.

Unable to connect over a network

Make sure you are using the correct cable, that it is
securely connected, and the network options are
properly configured.
For more information, see the User's Guide.
Note:
Connecting over a network is only
available on the X342n.
Removing and reinstalling the
drivers software
If the software is not functioning properly or a
communications error message appears, you may
need to remove and then reinstall the drivers
software. If the problems persist, follow these steps:
Note:
Before reinstalling, shut down and
restart the computer.
1
Disconnect the USB cable from the computer.
2
From the desktop, click Start  Programs 
Lexmark  Lexmark Software Uninstall.
3
Follow the instructions on the computer screen
to remove the software.
4
Restart the computer.
5
If any Add New Hardware screens appear, click
Cancel.
6
Eject and reinsert the software CD.
7
Reconnect the USB cable to the computer.
If the software installation screen does not appear:
1
From the desktop, double-click My Computer.
For Windows XP, click Start to access the My
Computer icon.
2
Double-click the CD–ROM drive icon. If
necessary, double-click setup.exe.
3
When the MFP software installation screen
appears, click Install or Install Now.
4
Follow the instructions on the computer screen
to complete the installation.
Jams and misfeeds
troubleshooting

Avoiding Jams

Follow these tips to help prevent document and
paper jams.
Use only recommended print materials.
Do not mix paper types in the paper tray.
Do not use creased, damp, or curled paper.
Flex, fan, and straighten the paper before
loading.
Make sure the adjustable paper guides are
positioned correctly.
Make sure the recommended print side has the
correct orientation when loading paper in the
paper tray and the manual feeder.
Do not overload the paper tray. The paper
should be below the max fill line on the inside
wall of the paper tray.
Do not remove the paper from the tray while
printing.

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Summary of Contents for Lexmark 20D0000 - X 340 MFP B/W Laser

  • Page 1: Setup Troubleshooting

    From the desktop, click Start  Programs  • Do not remove the paper from the tray while Lexmark  Lexmark Software Uninstall. If the software does not launch automatically when printing. you insert the CD: Follow the instructions on the computer screen to remove the software.
  • Page 2: Paper Does Not Feed

    See the User’s Guide for more information • For prints, adjust the darkness settings from the Faxes. about maximum loading amounts for each control panel menu: Double–click the Lexmark X340/X340n/ paper type. From the control panel, press Menu. X342n icon. • Use only new, unwrinkled paper.
  • Page 3: Gray Background

    oner specs Horizontal stripes Toner smear AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc • Clean the inside of the MFP. For more Replace the toner cartridge. For more information, Replace the toner cartridge. For more information, see the User’s Guide. information, see the User’s Guide.
  • Page 4: Black Pages

    Press repeatedly until Fax see the User’s Guide. Forwarding appears. Faxes. • Make sure cable connections for the following Press Double–click the Lexmark X340/X340n/ hardware are secure, if applicable: X342n icon. Press repeatedly until Off – Power supply appears. Click Printer, and make sure no check mark –...
  • Page 5 Press Press repeatedly until Prefix appears. Press Enter the numbers you would like to have dialed before each telephone number. Press Press Stop to return to the Ready prompt. • If you used a Speed Dial button: – Check to make sure it has been programmed for the number that you wish to dial.

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