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Circuit diagrams
Reference list for circuit diagrams
A1 Controller Quick P40 ED
A2 Control panel S1
A14 Sewing head identification (OTE)
B1 Initiator zig-zag stitch control
H1 Sewing lamp
H10 LED Stitch counter
M1 Sewing motor
Q1 Main switch
S1 Pedal set value transmitter
S6 Start inhibitor key
S41 Manual backtacking
S42 Needle position change key
S43 Single stitch key
S46 Bridge start inhibitor (only on the PFAFF 3704)
X0 RS232 interface (PC)
X1 Motor
X2 Incremental transmitter
X3 Set value transmitter
X4 Control panel S1
X5 Inputs/outputs
X6 Bobbin thread monitor (optional)
X7 Light barrier (optional)
X22 900/.. thread trimmer
X24 910/..automatic presser foot lift
X25 911/.. backtacking device
X28 Thread tension release
X40 Keyboard
X46 Start inhibitor
X50 Sewing head identification (OTE)
Y2 -900/.. Fadenschneider
Y3 -909/.. Thread wiper
Y4 -910/..automatic presser foot lift
Y5 -911/..backtacking device
Y8 Thread tension release
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