4-6
Maintenance
Cleaning the Printer
To avoid print quality problems, the interior of the printer must be
cleaned with every toner container replacement.
1
Open the top cover and front cover.
2
Lift the developer unit together with the toner container out of the
printer.
3
Remove the drum unit from the printer by holding the green levers
with both hands.
Developer
Unit
Drum
Unit
Note
The drum unit is sensitive to light. Never expose the
drum unit to light for more than five minutes.
Summary of Contents for P-3520D
Page 1: ...USER MANUAL P 3520D P 3521D Print A4 LASER PRINTER B W ...
Page 4: ...ii ...
Page 42: ...2 16 Loading Paper ...
Page 60: ...3 18 Connecting and Printing ...
Page 70: ...4 10 Maintenance ...
Page 88: ...5 18 Troubleshooting ...
Page 96: ...6 8 Option ...
Page 104: ...Index 4 ...
Page 105: ......