Foil 13To flash the B115 R control unit:- Install the control unit PN 01273950 complete in a machine. Activate the back upbattery by removing the insulating strip between the button cell CR2032 and thebattery holder on the back oft he pcb (PN 01273590)- Connect the Interface (*/**) to a free USB port of your service-computer.- Connect the control unit to the service PC with the known devices (SIE-Interface -PN 03501750* (or PN 03502430**) at a USB port. The D-SUB9 connector of theB90CL-serialconnect-cable - PN 03502110*** is connected to the RS232 port ofthe computer, if the Interface * is used. In case the Interface ** is used, connectthe DSUB9 connector of the Diagnosis cable with the D-Sub9 connector of theInterface **, that is marked with "RS232". The Molex 6-Pin connector is plugedinto connector X3 of the machine control unit.- Switch on the power of the machine.- Run the Hako Diagnosis Software. Select the button "HAKO", then the button"Scrubmaster B115 R / Hakomatic B115 R". This will start the flashing tool for theScrubmaster B115 R. The flash-tool looks for a (brand new) control unit.2.1.2 Flashing of the control unit