I would try booting it up in service mode (you can see this on net) do a nozzle check then a b clean if that don't work see if you have air in tubes this can be flushed by telling the printer you have replace the printhead if that don't work then you need a new printhead but you will not get it...
The blue is the norm but yes if you have 4 colours on the nozzles then it is a used one but you would see this easy if you load it and do a status print see what letter comes up it will be an (a) if new but if you only have the the blue lube on the head I would say it is new and from UK Canon if...
hi i have had meny years with Canon and have seen this before all it is that they come in plain boxes and have vph number on them from my experience these heads are the best ones as they always come from Canon UK and have all been tested so i would say you have a new one if it is a VPH number as...