Lexmark X642e User Manual

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Removal
1Remove the system board access cover. (See Accessing the MFP system board.)
Note:If an option card has been installed, you may need to remove the option card before 
removing the flash memory or firmware card.
2Squeeze the flash memory or firmware card locking clips.
3Pull the card out.
Avoid touching the metal pins on the bottom of the card.
4Place the flash memory or firmware card in its original packaging.
If you do not have the original packaging, wrap the flash memory or firmware card...

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Installing an option card
The MFP has one connector that supports the following option cards:
MarkNet N8000 series internal print server
Internal print server
RS-232 Serial Interface Card
Parallel 1284-B Interface Card
Coax/Twinax Adapter for SCS
Warning:Option cards are easily damaged by static electricity. Touch something metal such 
as the MFP frame before you touch an option card.
1Locate the card connectors on the system board.
2Remove the screw and the cover plate, and save them.
3Unpack...

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Replacing the shield
After you have installed options on the MFP system board, follow these steps to reattach the shield 
and close the doors.
1Align the keyholes on the shield with the screws on the frame.
2Slide the shield down onto the screws.
3Tighten the screws.
4Close the side door.
5Close the top front cover.
6Close the multipurpose feeder.
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10
Understanding the MFP
Periodically, you need to complete certain tasks to maintain optimum print quality. These tasks are 
covered in this chapter.
If several people are using the MFP, you may want to designate a key operator to do the setup and 
maintenance of the MFP. Refer printing problems and maintenance tasks to this key operator.
In the U.S., contact Lexmark at 1-800-539-6275 for information about Lexmark Authorized Supplies 
Dealers in your area. In other countries or regions, visit the...

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Determining the status of supplies
The MFP control panel alerts you once a supply item or maintenance is required. The Print status 
message bar at the bottom of the touch screen indicates if the MFP is Ready and lets you know if any 
supplies are low or empty. Touching Status/Supplies on the bottom of the touch screen will open 
the Status/Supplies screen where you can view the status of the various trays and other supply 
items.
Copy
E-mail FTPFax
Ready. 88 Toner low. 
Touch any button to 
Status/...

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Conserving supplies
Several settings in your application software or through the touch screen let you conserve toner and 
paper. For more information on changing these settings, see the Menus and Messages Guide on the 
Software and Documentation CD.
Ordering supplies
To order supplies in the U.S., contact Lexmark at 1-800-539-6275 for information about Lexmark 
Authorized Supplies Dealers in your area. In other countries or regions, visit the Lexmark Web site at 
www.lexmark.com, or contact the place...

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reinsert it and continue printing. Repeat this procedure multiple   until the print remains faded. When 
the print remains faded, replace the print cartridge.
Have a new cartridge available when the current one no longer prints satisfactorily.
The recommended print cartridges specifically designed for the MFP are:
Par t numberDescription
Average cartridge 
yield1
For the USA and Canada2
X644A11A Return Program Print Cartridge 10,000 standard pages
X644H11A High Yield Return Program Print Cartridge...

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Other available print cartridges
X644A21E Print Cartridge 10,000 standard pages
X644H21E High Yield Print Cartridge 21,000 standard pages
For the Asia Pacific Region4
X644A11P Return Program Print Cartridge 10,000 standard pages
X644H11P High Yield Return Program Print Cartridge 21,000 standard pages
X644H01P High Yield Return Program Print Cartridge for Label Applications 21,000 standard pages
Other available print cartridges
X644A21P Print Cartridge 10,000 standard pages
X644H21P High Yield Print...

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You can use the packing material from the new cartridge to ship the old cartridge back to Lexmark for 
recycling. See Recycling Lexmark products  for more infor mation.
For information about the print cartridges available for the MFP, contact the place where you bought 
the MFP.
Ordering a maintenance kit
80 Scheduled maintenance advised  appears on the display after 300,000 pages have printed to 
let you know it is time to replace MFP maintenance items. Order a maintenance kit when 
80 Scheduled...

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Ordering charge rolls
We recommend ordering new charge rolls when toner fog or background shading appears on printed 
pages. Order Lexmark part number 40X0127.To order a charge roll, contact the place where you 
bought the MFP for more information.
Ordering a transfer roller
Order Lexmark part number 40X0130.To order a transfer roller, contact the place where you bought 
the MFP for more information.
Ordering pick rollers
Order Lexmark part number 40X0070. To order pick rollers, contact the place...