Page 52
Regalia Service Manual
Section 17: Electronic Information - LED Summary
Information
Motor Driver Board QM20031
• D20, +5V from control board
• D17, D18, D19, motor hall sensors
• D8, Combined hall sensor signal
• D13, +15V motor drive (FET gate device)
• D14, +5V for motor drive signal isolation ICs
Control Board QM20032
• D34, Pro-Stitcher transmit signal to carriage motors
• D35, Pro-Stitcher receive signal from carriage motors
• D36, Transmit signal to front display/Pro-Stitcher
• D37, Receive signal from front display/Pro-Stitcher
• D38, Rear display receive signal
• D39, Rear display transmit signal
• D10, +5V system power
• D11, +3.3V system power
• D18, Debug, shows when front display is connected
• D19, Debug, shows when rear display connects
• D20, Heart beat, Labelled HEARTBT
• D21, Needle up/down (main shaft sensor), labelled
NEEDLE
• D22, Labelled OVRSPD (over speed), debug, (lit when
no common between control board and motor driver
board)
• D23, Labelled KEYPRS, used for Thread Break Sensor
Содержание Regalia BLRG20
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