4-5
Confidential
(3) When you press the OK button, the serial number is written and the machine returns to
the initial state of the maintenance mode.
Serial numbers can be updated using the service setting tool (BrUsbSn.exe).
The procedure is described below.
1) Turn ON the power of the machine. Enter the maintenance mode.
2) Connect the machine to your computer using the USB cable.
3) Start "filedg32.exe" on the computer.
4) Start service setting tool (BrUsbSn.exe) on the computer.
The "BrUsbSn" screen shown below appears.
5) In Product Category, select "4 Other-Model".
6) In Series Box, click "Line Inkjet".
7) In Port on the "BrUsbSn" screen, select the port number assigned to the Brother
Maintenance USB Printer driver.
8) In the Serial No box, type the 15-digit serial number which is printed on the serial
number label of the machine. Click the OK button.
9) In "Function code 80", display the serial number and check that the entered number is
correct.