Operation Of Other Electronic Components - Brother PR600 Service Manual

Outline of Mechanism Operation of other electronic components
Start/stop switch . . . . . . . . . . . . . . . . . . . . . . This switch is used to start and stop the sewing machine.
Thread cut switch . . . . . . . . . . . . . . . . . . . . . This switch is used to cut thread. Pressing this switch starts the
Needle thread switch . . . . . . . . . . . . . . . . . . This switch is used to thread a needle. Pressing this switch
Hoop sensor . . . . . . . . . . . . . . . . . . . . . . . . . This sensor detects the position of the arm when attaching the
Stop position sensor, A/B phase sensor . . . . These sensors detect the angle of the main shaft and the
Index sensor, color change sensor . . . . . . . . These sensors detect the color change position.
Thread quantity sensor . . . . . . . . . . . . . . . . . This sensor detects the consumption of upper thread. It also
Wiper sensor. . . . . . . . . . . . . . . . . . . . . . . . . This sensor detects the position of the wiper.
Picker sensor . . . . . . . . . . . . . . . . . . . . . . . . This sensor detects the position of the picker.
Thread cutter sensor . . . . . . . . . . . . . . . . . . . This sensor detects the position of the movable knife that cuts
Needle thread sensor . . . . . . . . . . . . . . . . . . This sensor detects the position of the thread guide.
X sensor (Y sensor) . . . . . . . . . . . . . . . . . . . This sensor detects the position of the X (Y) guide to move the
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sewing machine, cuts thread, and stops the machine at the
position where the spindle stops.
moves the needle bar to the thread guide position, and pressing it
again threads the needle and then returns the needle bar to its
original position.
hoop, in order to identify the hoop.
rotational speed.
detects upper/lower thread breakage indicated by the
consumption of upper thread.
the thread.
hoop.