1.2 Setting Serial Number
(1) Double-click "Service Tool.exe" in the "serial_number" folder.
(2) The window below appears on the screen. Click the [NVRAM Modify] button.
(3) The window below appears on the screen. Enter the serial number described on the
label at the back of the machine and press the [Reset] button.
(4) The window below appears on the screen. Press the [OK] button. Serial number is
written into the main PCB.
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