Brother International S-7200B Service Manual - Page 60

Control Box And Motor, Connector Cn6, Left_up_sw

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10. CONTROL BOX AND MOTOR Fuses DIP switch LED indicators F2 5A F1 5A DSW LD2 LD1 Solenoid power supply fuse (5A) Illumination lamp power supply fuse (5A) DSW Red LED Green LED For preventing overcurrent For function selection Indicates power supply circuit board problems. Indicates that the power is on. Connector CN6 1 +5V 2 IN 3 SPSP 4 STOP 5 ND 6 NU 7 ENG 8 STBY 9 S0V 10 ENC-A 11 ENC-B (*) Open collector output Signal name DC +5V Variable signal input Speed command input Operation prevention input Needle down signal output (*) Needle up signal output (*) Machine shaft sync signal (*) Operation signal output (*) 0V (GND) A phase signal output (*) B phase signal output (*) Remarks For stitch counting [Not used by the S-7200A] L level: Operation prevented L level: Needle down stop position L level: Needle up stop position 45 pulses/stitch H level: Operation in progress Encoder A phase (180 pulses/stitch) Encoder B phase (180 pulses/stitch) Connector CN9 1 +5V 2 UNTH_LED 3 UNTH_SW 4 S0V 5 IN1 6 IN2 Signal name DC +5V Stitch counter LED signal output Stitch counter switch input signal 0V (GND) Variable input signal 1 Variable input signal 2 Remarks Stitch counter warning LED Stitch counter actuator Connector CN11 1 +5V 2 LED1 3 LED2 4 LEFT_UP_SW 5 RIGHT_UP_SW 6 RESET_SW 7 S0V Signal name DC +5V Option signal output 1 Option signal output 2 Option signal input 1 Option signal input 2 Option signal input 3 0V (GND) Remarks Sewing speed actuator (high speed) Sewing speed actuator (medium speed) Sewing speed actuator (low speed) 53 S-7200B

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S-7200B
10. CONTROL BOX AND MOTOR
53
F2 5A
Solenoid power supply fuse (5A)
Fuses
F1 5A
Illumination lamp power supply fuse (5A)
For preventing overcurrent
DIP switch
DSW
DSW
For function selection
LD2
Red LED
Indicates power supply circuit board problems.
LED indicators
LD1
Green LED
Indicates that the power is on.
Connector CN6
Signal name
Remarks
1
+5V
DC +5V
2
IN
Variable signal input
For stitch counting
3
SPSP
Speed command input
[Not used by the S-7200A]
4
STOP
Operation prevention input
L level: Operation prevented
5
ND
Needle down signal output (*)
L level: Needle down stop position
6
NU
Needle up signal output (*)
L level: Needle up stop position
7
ENG
Machine shaft sync signal (*)
45 pulses/stitch
8
STBY
Operation signal output (*)
H level: Operation in progress
9
S0V
0V (GND)
10
ENC-A
A phase signal output (*)
Encoder A phase (180 pulses/stitch)
11
ENC-B
B phase signal output (*)
Encoder B phase (180 pulses/stitch)
(*) Open collector output
Connector CN9
Signal name
Remarks
1
+5V
DC +5V
2
UNTH_LED
Stitch counter LED signal output
Stitch counter warning LED
3
UNTH_SW
Stitch counter switch input signal
4
S0V
0V (GND)
Stitch counter actuator
5
IN1
Variable input signal 1
6
IN2
Variable input signal 2
Connector CN11
Signal name
Remarks
1
+5V
DC +5V
2
LED1
Option signal output 1
3
LED2
Option signal output 2
4
LEFT_UP_SW
Option signal input 1
Sewing speed actuator (high speed)
5
RIGHT_UP_SW
Option signal input 2
Sewing speed actuator (medium speed)
6
RESET_SW
Option signal input 3
Sewing speed actuator (low speed)
7
S0V
0V (GND)