Brother BM-2000 Instruction Manual page 100

12 STANDARD ADJUSTMENTS
Loosen the screw (3), and then move the sensor bracket (6) so that the reference line on the sensor bracket (4) is aligned
3.
with the edge of the arm (5).
Tighten the screw (3).
4.
Install the bottom cover (2).
5.
96
When reference line and edge are
aligned
BM-2000
(4)
Reference line
(5)
(3)