Lexmark C500n User Manual

Ordering supplies and maintenance items39
Maintenance
Ordering a fuser
When the Replace Fuser  message appears, the fuser has been exhausted and will need to be replaced. Order Lexmark 
part number 20K0506 for a low-voltage (120V/50–60Hz) printer or 20K0507 for a high-voltage (220–240V/50–60Hz) 
printer.
After a new fuser is installed, reset the fuser count.
1Make sure the printer is on and the  Ready message appears.
2Press .
4 Pr ess a nd  hold    fo r  3  se con ds  unt il  yo u  see  Utility Men u,...

Maintaining your printer for long term storage
40
Maintenance
If you need more information about changing menu settings, see the Menus and Messages Guide on the Software and 
DocumentationCD.
Maintaining your printer for long term storage
If you turn the printer off for an extended period, remove the fuser. Pull the fuser pressure release levers open and then 
store the fuser. To pull the fuser pressure release levers open, see page 45 for an illustration.
Storing supplies
Use the following guidelines...

Replacing the toner cartridges
41
Maintenance
Replacing the toner cartridges
When a Check Toner xxxx message appears on the operator panel, you should order the appropriate print cartridge. 
Replace the cartridge when the Replace Toner x message appears. For more information, see the Menus and 
Messages Guide on the Software and DocumentationCD.
1Pull the front door release latch forward and gently lower the front door.
2Grasp the handle on the empty toner cartridge and pull it straight out.
3Remove the...

Replacing the toner cartridges
42
Maintenance
5Remove the cover and any other packing material or tape from the cartridge.
Warning:Do not touch the roller surface under the toner cartridge cover. Touching the surface may damage the 
roller.
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Replacing the toner cartridges
43
Maintenance
6Grasp the handle on the new toner cartridge.
7Align the toner cartridge with the appropriate slot and slide the toner cartridge in.
Toner cartridges must remain in this order; they are not interchangeable in the slots. Notice the labels on the right 
side of the toner cartridges. From top to bottom, the labels mean: 
8Repeat step 2 on page 41 through step 7 on page 43 to replace any other toner cartridges.
9Close the front door.
10Follow the instructions...

Replacing the fuser
44
Maintenance
Replacing the fuser
When Replace Fuser appears on the operator panel, you must replace the fuser immediately. For more information, see 
Ordering a fuser. 
CAUTION:The fuser and the inside of the printer near the fuser may be hot. Wait for it to cool before replacing 
the fuser.
1Turn the printer off.
2Push the rear door release latch.
3Gently lower the rear door.
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Replacing the fuser
45
Maintenance
4Turn the two green fuser release levers as shown.
5Grasp the used fuser by the handles and lift it straight up. Dispose of the used fuser.
6Unpack the new fuser. Remove any packaging material or tape.
7Grasp the new fuser by the handles and align it with its opening.
8Gently lower it into place.
HandleHandle
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Replacing the fuser
46
Maintenance
9Turn the two green levers as shown to lock the new fuser into place.
10Push the other two green release levers down.
11Close the rear door.
12Turn the printer on. When the printer returns to Ready, reset the fuser count. See Ordering a fuser for information 
on resetting the fuser count.
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Replacing the waste toner bottle
47
Maintenance
Replacing the waste toner bottle
When Replace WT. Pack appears on the operator panel, you need to replace the waste toner bottle soon. Make sure you 
have ordered one. For more information, see Ordering a waste toner bottle.
Unpack the box. It contains a new waste toner bottle, a bottle cap, and a plastic bag. Remove any packaging material or 
tape from the items.
1Pull the front door release latch forward and gently lower the front door.
2Grasp the handle...

Replacing the waste toner bottle
48
Maintenance
3Plug the hole of the used waste toner bottle with the bottle cap.
4Wrap the used waste toner bottle in the plastic bag and dispose of the bag properly.
5Grasp the handle on the new waste toner bottle and align it with its opening.
6Push it straight in.
7Close the front door.
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