These items may not use a calendar function, but you may want to contact the manufacturer to be sure. That is, they process, store, or display dates. Some may require you to download and install a software upgrade. Apple Computers has stated that the McIntosh operating system will not experience Y2K problems. While scanners, copiers and printers may contain embedded chips, they generally don't have calendar functions and should not have Y2K problems.
Fax machines have calendar functions.
According to manufacturers, most current models won't have Y2K problems. Some older models, while they'll continue to function, may date stamp incoming and outgoing faxes with the wrong dates. Contact the manufacturer for more information. Hand-held consumer versions are used by individuals involved in camping, hiking, and other outdoor sporting activities. Some older models may not operate.