1. Red light is on: it usually indicates that there is something wrong with the printer, such as the printer is out of paper or ink, and needs to be replaced in time.
2. The yellow light is on: it usually indicates warning information, such as the printer driver needs to be updated and some printing quality problems need to be fixed.
3. Green light: It usually means that the printer is in normal working condition, so there is no need to worry.
4. Flashing lights: When the printer flashes, it usually means that some problems need to be solved, such as the printer is printing tasks, the printer is out of paper or ink, and the print head needs cleaning.
5. Duration of lights: Different printers have different lights. Some printers may take about 10 seconds to complete the printer status change operation, while others may take longer.
When one or more information lights are on, users should first notice the problems represented by these lights and try to find a solution. In some cases, just changing the paper or printer ink can solve the problem. In other cases, restarting the printer or updating the printer driver may be the best solution. If users can't solve the problem by themselves, they can consider consulting the technical support team or printer-related professionals to better solve the printer problem.