Canon imageCLASS D1650 All-in-One Monochrome Laser Printer - Manual (Page 567)

Regular Cleaning
3JX3-09E
Regularly clean the machine to prevent deterioration in printing quality and to ensure that you use it safely and easily.
Where to Clean
Exterior of the machine and ventilation slots
Cleaning the Exterior(P. 560)
Feeder
Cleaning the Feeder(P. 562)
Internal fixing assembly
Cleaning the Fixing Assembly(P. 565)
Platen glass and the underside of the feeder
Cleaning the Platen Glass(P. 561)
Maintenance
559