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Out
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Outline of Mechanism Control system block diagram
AC power
supply
Pulse motor
Drive circuit
Foot controller
Speed
sensor
NP
sensor
SW ASSY:BH
BH1
BH2
Speed
VR
Power supply unit
Inlet
Switching power supply
Main motor drive circuit
CPU
Main
motor
PCB UNIT:
LED LAMP-FL
LED (white)
Z pulse
motor
F pulse
motor
AT pulse
motor
Buzzer
Constant
current circuit
Reset IC
LCD
Front cover
SW ASSY:PF-F
SW ASSY:BW-F
LED (white)
PCB
ASSY:
NP
PCB ASSY:SS-VR
LED (2 colors)
PCB UNIT:LED LAMP-FR
PCB ASSY:MAIN
EEPROM
NPSW, ATCSW
SSSW, BKSW
PCB ASSY:
Back light
PCB ASSY:
OPERATION
Key
x 30
LED
x 8
C pulse
motor
S pulse
motor
Summary of Contents for BLMY
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Page 19: ...1 8 ...
Page 21: ...2 2 Main parts location diagram Main unit ...
Page 30: ...2 11 Disassembly Electrical parts and motors location diagram Main unit ...
Page 37: ...2 18 Thread tension mechanism location diagram Main unit ...
Page 43: ...2 24 Bobbin winder mechanism location diagram Main unit ...
Page 49: ...2 30 Needle bar presser mechanism Upper shaft mechanism location diagram Main unit ...
Page 53: ...2 34 Needle presser module breakout diagram 78 Modules ...
Page 66: ...2 47 Disassembly Feed and bobbin module breakout diagram Modules ...
Page 75: ...2 56 Thread cutter module breakout diagram Modules ...
Page 79: ...2 60 ...
Page 81: ...3 2 Needle bar presser mechanism upper shaft mechanism location diagram Main unit ...
Page 90: ...3 11 Assembly Bobbin winder mechanism location diagram Main unit ...
Page 94: ...3 15 Assembly Thread tension mechanism location diagram Main unit ...
Page 102: ...3 23 Assembly Electrical parts and motors location diagram Main unit ...
Page 109: ...3 30 Main parts location diagram Main unit ...
Page 120: ...3 41 Assembly Needle presser module breakout diagram 78 Modules ...
Page 139: ...3 60 Feed module breakout diagram Modules ...
Page 155: ...3 76 Thread cutter module breakout diagram Modules ...
Page 161: ...3 82 ...
Page 191: ...4 30 ...
Page 226: ......