Developer Unit Assembly Removal - Lexmark X945e MFP 7510 series Service Manual

Developer unit assembly removal

Note: The following procedure can be applied to the C, M, Y, and K developer unit assemblies.
Warning: When removing developer unit assemblies, ensure that the area on the floor in front of the
machine is protected from toner spillage.
Warning: When replacing the developer unit assemblies, ensure that all toner spillage and contamination
is removed.
Warning: Always perform the sensor (ATC sensor) setup and adjustment if required or print quality
problems may occur. Go to
Warning: Always perform color registration adjustment (RegCon) when removing or reinstalling the
printhead, developer unit assembly or developer interlock plate assembly or print quality problems may
occur. See "" on page
1. Remove the transfer belt assembly. See
2. Remove the printer front door assembly. See
3. Remove the front left cover. See
4. Remove the waste toner cartridge cover. See
5. Remove the waste toner cartridge sensor assembly. See
removal" on page
Note: The waste toner cartridge sensor assembly does not need to be removed from the machine. It may
be allowed to hang by the wires.
6. Remove the inner cover. See
Warning: When removing the CMY toner add assemblies, the toner cartridges should be left installed in
order to reduce toner spillage.
7. Remove the three CMY toner add assemblies. See
Warning: When removing the K toner add assembly, the toner cartridge should be left installed in order to
reduce toner spillage.
8. Remove the K toner add assembly. See
9. Remove the developer interlock plate assembly. See
page 4-59.
Note: When removing the developer unit assembly, position it in the way it is removed from the machine,
or toner spillage will occur.
10. Ensure the transfer belt lift handle is in the down position and gently remove the appropriate developer unit
assembly (A).
Note: When removing the developer unit assembly, ensure that it is positioned in the same manner in
which it is removed from the machine or spillage will occur.
"Sensor (ATC) setup" on page
4-264.
"Transfer belt unit assembly removal" on page
"Printer front door assembly removal" on page
"Front left cover removal" on page
"Waste toner cartridge cover removal" on page
4-49.
"Inner cover removal" on page
"K toner add assembly removal" on page
4-260.
4-9.
"Waste toner cartridge sensor assembly
4-53.
"CMY toner add assembly removal" on page
"Developer interlock plate assembly removal" on
7510
4-16.
4-3.
4-49.
4-57.
4-58.
4-63
Repair information
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