Available permanently reset the MFPs
Samsung Xpress SL M2676 M2878 F / FN / FD / FW / N / ND

Resetting can be done anywhere in the country / world by sending reset program
(link  download fix firmware reset) by email.

Cancel chips found on the cartridge MLT-D116  and image unit MLT-R116
so that you enjoy your printing costs as low as possible.
Together with the reset program received written instructions and video

Video print reports and reset procedure details
http://www.ereset.com/samsung-sl-m/fix-firmware-reset-samsung-xpress-sl-m-2676-m2876-f-fn-fd-fw-n-nd/