If this is the case, it only means that the printer selects the toner cartridge;If you want to replace another toner cartridge or toner cartridge, you should know this one.
It should be powered on and then press the power on button to start the machine. At least these printers I have contacted are all powered on by this logic.
Automatic double-sided, cheap, no other advantages
Disadvantages:
Printing black and white text is much lighter than HP, and the effect of printing pictures is worseThe capacity of the toner cartridge is too small. There is no toner after printing 200-300 pages. It's annoying to use it
Summary:
The printing effect is much worse than that of HP. The cartridge capacity is too small, the text is too light, and the picture is not clear
Good printing quality and fast printing speed.Color ink cartridge can be selected to save money.High cost performance color printing, automatic two-sided printer.Small offices and families are usually enough.
Disadvantages:
The volume is slightly larger, the print preparation time is longer, and there is obvious noise.Toner is not durable and the consumables are expensive.It is suitable for less printing tasks.
Summary:
At that time, I liked two models, and the other one was HP's.But after looking at the price of compatible consumables, it is still cheaper for my brother.Small company, no way, cost oriented.This machine has good printing speed and sharp colors.Failed to set up network printing. Is there any expert who can help you?