Brother BE-901 Main Board Replacement Manual page 5

8. Installing board, please follow reverse instructions on removal.
9. After board is installed and all plugged in you will need to perform a version up-grade in
accordance with the model of machine.
this step is performed.
procedure.
Be sure to align the U-shape cut out
to the socket mount.
The machine will act like it is in-operative until
For version up-grading machine please follow version up-grade
5