Your product and its software will let you know when
the ink cartridge is low or expended, or when the maintenance box
needs to be replaced.
Note: When
using the Epson Universal Print Driver or PostScript (PS3) printer
software with the product, you can check ink cartridge and
maintenance box status by using the printer buttons or the
utilities included with the standard Epson printer software. To
download the standard Epson printer software, go to
epson.com/support/wfm5194downloads.