Takeaway printers are indispensable equipment in the restaurant industry, if there is a malfunction, you need to repair it in time so as not to affect the normal operation of the restaurant. The following is how to repair the takeaway printer:

1. Clean up the inside of the printer

The printer is used for a long time, it will accumulate a lot of dust and dirt, which affects its normal work. Therefore, the first thing to do is to clean up the inside of the printer, clean up the order of: paper wheels, pressure wheels, blades, sensors, printing head, printing plate.

Cleaned up, and then test print, if there is a lack of printing or unclear print, you can use to adjust the relative position of the printer or replace the print head and other methods to solve.

2. Replacement of the print head

If the printer is not clear or the situation is more serious, you need to replace the print head. Print head replacement method varies by printer brand, in general, you can unplug the original print head, insert a new print head, and then test print, check the print effect.

3. Repair the paper wheel

When the printer can not roll the paper into the situation or jammed, it may be a paper wheel failure. The solution is to disassemble the printer, check whether the paper wheel is loose or worn, if necessary, you can use tools such as razor blades to smooth the surface of the paper wheel, so that it is in closer contact with the paper, so as to roll up the paper.

4. Replace the sensor

The sensor is one of the important parts of the printer that detects whether items such as paper are in place or not, and if the sensor fails, it can cause the printer to jam or stop printing. To solve this problem, you need to disassemble the printer, clean the circuit boards on both sides of the sensor, check whether the wiring of the sensor is loose or broken, and if you need to replace it, you can buy the appropriate model of the sensor to replace it.

5. Check the driver

The driver may also cause the printer to malfunction, this time you need to check whether the printer driver is updated or whether the connection with the computer is stable, in time to repair.

In short, the printer maintenance, the need for different situations according to different methods, while paying attention to the circuit board and other parts of the protection, to avoid greater failure due to misuse. For non-professionals, it is best to repair operations under the guidance of the equipment manufacturer or professional maintenance personnel to avoid irreversible damage to the equipment.