Concerning the low toner issue with an HP 4000 (noted here yesterday): Mark Bogdanoff suggests: "The document will print if the misleading message is ignored. The option to continue does not appear, ...

My Laserjet 4L was printing pages that looked like the toner might be low, which is odd since the toner probably has less than 1k pages on it. I took out the toner and shook it but that didn't fix the ...