Their prices are becoming more affordable and operating costs lower.
Multifunction devices offer increasingly larger scanning resolutions, less margin, larger formats, etc. But still, such home printers are far behind the professional equipment used in professional printers.Not to mention the much larger range of techniques used, which have nothing to do with those we know from home printers. Printed roll, solvent, water, anhydrous - long to exchange. The quality of such printouts is higher, which entails the obvious higher costs of printing itself.
It is true that it has many varieties and uses different techniques and materials (paint, paper).
The main division is cold printing, where the paint is fixed by soaking into paper.
The cause can be almost anything - from trivial problems with the power supply, to serious defects on the motherboard.
That is why it is worth taking the equipment for service, because the fault can be trivial and inexpensive to repair.
Even if we do not have a guarantee anymore, but our computer still performs well, it's worth servicing,.