Also for: Hl- 4570cdwt, Hl- 4150cn, Hl- 4570cnw, Hl- 4150cdn, Hl- 4570cdw. If you have an older printer that doesn' t support driverless technology, your Mac might automatically install the driver software needed to use that device.
My printer has only done 9500 pages but exhibited symptoms of the fuser unit failing. Decided it was worth replacing myself. Found a great YouTube video set by Terry Jones from Australia which made it.