Brother NV4000D Service Manual page 285

Embroidery
30
E cord supporter cord arrangement
1. Slide the X carriage assembly 1 to the left as far as possible.
2. Arrange the YPM lead wires 2 (4-wire cord) on the front side and the Y
sensor PCB lead wire 3 (3-wire cord) on the rear side so that they are
parallel, and then place the FFC cord 4 over them.
3. Thread the 3 cords through the E cord support 5, and then pull them to the
right so they are taut.
*Key point
• Bend the 3 cords to thread them through the E cord supporter
guide.
31
EMB relay PCB assembly attachment
1. Connect the X sensor PCB assembly connector 1 , Y sensor PCB
assembly connector 2, FFC cord connector 3, XPM connector 4, and
YPM connector 5 to the EMB relay PCB assembly 6.
2. Attach the EMB relay PCB assembly 6 to the X guide plate with the 3
screws 1.
*Key point
• Tighten the screws 1 in the following order: 1-1 (temporarily
tighten), 1-2 (fully tighten), 1-3 (fully tighten), and 1-1 (fully
tighten).
1
Main parts
Screw, Pan (S/P washer)
M3X7
0.49 – 0.69 N
Color; Silver
1
1
1-1
Torque
·
m
4
2 3
5
2 3 4 5 6
1-2 1-3
3 - 153