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How-to Videos
Multifunction Products
Lexmark X748
Lexmark X748
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Replacing the photoconductors
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Preparing your printer
Unpacking the printer
Unpack the printer, and remove all packing material
Lift the printer away from the packaging
Remove the tape
Unpack the optional tray
Align the printer with the optional tray
Unlock the scanner
Pull out the tray completely
Load the paper
Insert the tray
Open the front doors, and then remove the internal packaging
Connect the power cable to a properly grounded outlet
Open the access door, and attach the cables as needed
Using your printer
Loading Tray 1
Pull out the tray completely
Load the paper
Loading the multipurpose feeder
Open the multipurpose feeder
Load letterhead paper
Load envelopes
Loading the ADF
Load the document faceup into the ADF
Loading the scanner glass
Place the document facedown on the scanner glass
Replacing supplies
Replacing the toner cartridge
Open the front doors
Remove the used toner cartridge, and then set it aside
Unpack the new toner cartridge
Shake the new toner cartridge to evenly distribute the toner
Insert the toner cartridge
Close the front doors
Return the used toner cartridge to Lexmark
Replacing the photoconductors
Turn off the printer
Open the front doors
Remove the used photoconductor from the printer
Unpack the new photoconductor
Insert the photoconductor
Close the front doors
Turn the printer on
Reset the maintenance counter
Return the photoconductor to Lexmark
Service maintenance
Replacing the transfer module
Turn off the printer
Unplug the power cord from the electrical outlet
Open the front doors
Remove the transfer module from the printer
Unpack the new transfer module
Install the transfer module
Remove the photoconductors from the used transfer module
Insert the photoconductors in the new transfer module
Close the front doors
Connect the power cord to a properly grounded electrical outlet
Turn on the printer
Replacing the waste toner box
Remove the used waste toner box
Unpack the new waste toner box
Insert the waste toner box
Return the waste toner box to Lexmark
Replacing the fuser
Turn off the printer
Unplug the power cord from the printer
Open the front doors
Remove the used fuser
Unpack the new fuser
Insert the new fuser
Close the top cover, and then close the front door
Connect the power cord to the printer
Turn the power on
Cleaning the scanner glass
Open the scanner cover
Clean the scanner glass
Dry the scanner glass with a lint‑free cloth
Close the scanner cover
Replacing the air filter and separator pad
Open the scanner cover
Locate the spare parts
Close the storage area
Remove the used air filter
Install the new air filter
Open the ADF cover
Remove the separator pad
Install the separator pad
Close the ADF cover
Replacing the ADF pick pad
Open the ADF cover
Remove the used ADF pick pad
Install the new ADF pick pad
Close the ADF cover
Replacing the ADF pick roller assembly
Open the ADF cover
Remove the used ADF pick roller assembly
Install the new ADF pick roller assembly
Close the ADF cover
Troubleshooting
200‑201 paper jams
Open the front door
Remove the paper jam in front of the toner cartridge
Remove the paper jam under the photoconductors
Remove the paper jam under the photoconductor unit
Remove the paper jam visible under the fuser
Remove the fuser
Remove the paper jam in the fuser
Insert the fuser
Close the front door
202–203 paper jams
Remove the paper jam in the standard exit bin
Open the front doors
Remove paper jam under the fuser
Remove the fuser from the printer
Remove the paper jam from the fuser
Insert the fuser
Close the doors
203‑230 paper jams
Remove the paper jam from the exit bin
Open the front doors
Remove the duplex unit, and then remove the paper jam
Remove the paper jam in the duplex unit
Close the front doors
24x paper jam
Remove the paper jam in Tray 1
Remove Tray 1, and then remove the paper jam in Tray 2
Remove the paper jam in one of the optional trays
250 paper jam
Remove the paper jam in the multipurpose feeder
Load envelopes or other media
29y.xx paper jam
Remove the paper jam in the ADF
Load the ADF
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