Thermal Printer Jk-5801h Driver [2021] Jun 2026

Alex arrived and quickly determined that the problem lay with the JK-5801H driver. The driver, which controlled the communication between the printer and the POS system, seemed to have malfunctioned overnight. He tried to reinstall the driver, but it wouldn't budge.

Go to Printer Properties > Device Settings . Look for options labeled Cash Select or Peripheral Unit . Set it to "Open Cash Drawer Before Printing" or "Open Cash Drawer After Printing" via the RJ11 port. Conclusion thermal printer jk-5801h driver