HEWLETT PACKARD LASERJET 1600 2600 SERIES, CANON 5000 BOTTLED TONER POWDER + FREE CHIP + FREE NOZZLE  Ref: 207
	NO NEED TO CHANGE THE CHIP! You are able to refill the HP 2600 cartridges without the need to replace the chip if you simply put the printer into Print Over-Ride Mode (one of the Menu Options) however you will need to keep an eye on the level of toner powder within the cartridge and keep it from emptying completely overwise ghosting will appear on your printouts! CHECK OUT: http://www.youtube.com/watch?v=Mn_663jGi7c ....which shows where to melt the hole in the back wall on the left hand side (away from the counter chip) for easy refilling!