Control System Block Diagram - Brother NX600 Service Manual

Outline of Mechanism Control system block diagram
Power supply unit
Switching power supply
Main motor drive circuit
PCB ASSY:MAIN
EEPROM
Front cover
LCD module
(LCD panel)
PCB ASSY:
OPERATION
Key
PCB ASSY:SS-VR
SSSW, BKSW
NPSW, ATCSW
LED (2 colors)
PCB UNIT:LED LAMP-FR LED (white)
Inlet
Main motor
LED LAMP-FL
LED (white)
current circuit
CPU
Foot controller
(option)
Speed
VR
AC power
supply
PCB UNIT:
Z pulse F pulse
motor
Constant
Buzzer
Reset IC
SW ASSY:PF-F
PCB
ASSY:
NP
Speed
sensor
NP
sensor
C pulse S pulse
motor motor motor
Pulse motor
Drive circuit
BH switch
SW ASSY:BW-F
lever
BH change
switch assy
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