Assertion: laser printer | /r/CapableOf | use optical mechanism
Facets:
value: originally
type: MANNER
Source sentences:
text: —all laser printers originally used an optical mechanism to assess the amount of remaining toner in the cartridge rather than using a chip to electrically count the number of printed pages, and the chip's only function was as an alternate method to decrease the cartridge's usable life.
text: —all laser printers originally used an optical mechanism to assess the amount of remaining toner in the cartridge rather than using a chip to electrically count the number of printed pages, and the chip's only function was as an alternate method to decrease the cartridge's usable life.