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2.04 Circuit diagrams PFAFF 2545 and 2546 PLUS
Reference list for the Circuit diagrams 91-191 519-95
A1 Steuergerät P74 ED-L
A1 Controller P74 ED-L
A2 Control panel (PicoTop)
A14 Sewing head recognition (OTE)
A15 Oil sensor (2C-Bus)
A16 Keyboard (2C-Bus)
A20/1 Bobbin thread monitor 1 (optional)
A20/2 Bobbin thread monitor 2 (optional)
B30 Slider monitoring (optional)
B41 Oil sensor (2C-Bus)
H1 Sewing lamp
R1 Potentiometer for reduced speed
during stroke adjustment
M1 Sewing motor
Q1 Main switch
S1.1 Pedal speed control unit
S1 Key 1 depending on parameter
other function
S2 Key 2 depending on parameter
other function
S3 Key 3 depending on parameter
other function
S4 Key 4 depending on parameter
other function
S5 Key 5 depending on parameter
other function
S6 Key 6 depending on parameter
other function
S7 Key 7 depending on parameter
other function
S8 Key 8 Emergency off
S26 Start inhibitor
S27 Stroke adjustment
S28 Speed limitation from 9mm
stitch length on
S29 Centre guide
X0 RS232 interface (PC)
X1 Sewing motor
X2 Incremental transmitter
X2.1 Incremental transmitter
X2.2 Synchronizer PD 6
Circuit diagrams
X3 Speed control unit
X4 PicoTop control panel
X5 Input/output plug
X7 Light barrier plug & bobbin thread
monitor (optional)
XA14 A14 Sewing head recognition (OTE)
XA15.1 A15 Oil sensor (2C-Bus)
XA15.2 A15 Oil sensor (2C-Bus) >
A16 Keyboard (2C-Bus)
XA20 A20 Bobbin thread monitor (optional)
XR1 R1 Potentiometer for reduced speed
during stroke adjustment
XS26 Start inhibitor
XS27 Stroke control
XS28 Speed limitation from 9mm
stitch length on
XS29 Centre guide
XY3 Y3 Thread clamp (-909/..)
XY4 Y4 Presser foot lift (-910/..)
XY5 Y5 Backtacking device (-911/..)
XY6 Y6 Stroke adjustment (-918/26)
XY8 Y8 Thread tension release
XY9 Y9 Thread trimmer (-900/..)
XY12 Y12 2nd stitch length quick
adjustment (-918/29)
XY13 Y13 Trim stitch
XY14 Y14 Thread tension control
XY15 Y15 Hook cleaning A20 Bobbin
thread monitor (-926/..)
Y3 Thread clamp (-909/..)
Y4 Presser foot lift (-910/..)
Y5 Backtacking device (-911/..)
Y6 Stroke adjustment (-918/26)
Y8 Thread tension release
Y9 -900/.. Thread trimmer
Y12 2nd stitch length (-918/29)
Y13 Trim stitch
Y14 Thread tension control
Y15 Hook cleaning A20 Bobbin thread
monitor (-926/..) optional
Y16 Centre guide unit (only on the 2546)
or -900/82