Konica Minolta magicolor 4650DN User Manual

Replacing Consumables 157
11Use DATE on the SYS DEFAULT MENU/CLOCK menu to set the date, 
and use 
TIME on the SYS DEFAULT MENU/CLOCK menu to set the 
time.
Replacing the Fuser Unit
When the time to replace the fuser unit is reached, the message FUSER 
UNIT/END OF LIFE
 appears. Printing can continue even after this mes-
sage appears; however, since the print quality is reduced, the fuser unit 
should be replaced immediately
1Turn off the printer.
Note
There are extremely hot parts within the machine....

Replacing Consumables 158
3Use a coin to loosen the two 
screws securing the fuser unit. 
4Remove the fuser unit.
5Prepare a new fuser unit.
Be careful not to touch the 
surface of the fuser roller.
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Replacing Consumables 159
6Insert the fuser unit.
7Tighten the two screws to secure 
the fuser unit. 
8Close the right side cover.
9Reset the counter in the MAINTENANCE MENU/SUPPLIES/
REPLACE/FUSER UNIT
 menu.
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Replacing Consumables 160
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Maintaining the
Printer
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Maintaining the Printer 162
Maintaining the Printer
CAUTION
Read all caution and warning labels carefully, making sure to follow any 
instructions contained in them. These labels are located on the inside of 
the printer’s covers and the interior of the printer body.
Handle the printer with care to preserve its life. Abuse handling may cause 
damage and void your warranty. If dust and paper scraps remain on the 
inside or outside of the printer, printer performance and print quality will suffer, 
so the...

Maintaining the Printer 163
„Do not leave the printer’s covers open for any length of time, especially in 
well-lit places; light may damage the toner cartridges.
„Do not open the printer during printing.
„Do not tap media stacks on the printer.
„Do not lubricate or disassemble the printer.
„Do not tilt the printer.
„Do not touch the electrical contacts, gears, or laser devices. Doing so 
may damage the printer and cause the print quality to deteriorate.
„Keep media in the output tray at a minimum level....

Cleaning the Printer 164
Cleaning the Printer
CAUTION
Be sure to turn off the printer and unplug the power cord before 
cleaning.
Exterior
Control Panel Ventilation Grill
Printer Exterior
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Cleaning the Printer 165 Media Rollers
The accumulation of paper dust and other debris on the media rollers can 
cause media-feeding problems. 
Cleaning the Media Feed Rollers (Manual Feed Tray)
1Open Tray 1.
2Press down on the center of the 
paper-lifting plate until the left 
and right locking tabs (white) 
lock into place.
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Cleaning the Printer 166
3Clean the media feed rollers by 
wiping them with a soft, dry 
cloth.
4Close the tray.
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