Ref: C9700A, C9701A, C9702A, C9703A. Used in the HP series 1500 and 2500.
not taking into account the principal: the amount of dust in the cartridge.
Save a fortune with chips and Toner Drum Unit (image drum).
1 Remove the two printer toner cartridges. Example: Black and Yellow.
2 Remove the chip on black toner cartridge and place the yellow toner
and chip Yellow Toner put the black cartridge.
3 Place both cartridges in the printer and then turn off for a few seconds.
4 Connect the printer to warning light will illuminate while the other will blink. Press Cancel (red button). The printer should be ready to print.
5 Repeat for the other two toner cartridges.
The same procedures should be performed with the chips of the units Drum.
Ready! With these actions, the chip will be "reset" and never need to be replaced . So you save a fortune!