Pfaff 3827-4/33 Instruction Manual page 20

Controls
Programmed stop
Sensor
No function (in programmed sewing the sensor is activated automatically)
Stitch counting
TE/Speed
Scrolling
PM
F1
No function
F2
No function
F3
No function
F4
No function
7 - 6
If this key is pressed the corresponding function is switched on or off. When the function
is switched on, the machine stops automatically at the end of a seam section.
If this key is pressed the corresponding function is switched on or off. When the function
is switched on, the machine moves to the next seam section after sewing the number of
stitches entered.
If this key is pressed once while the machine is in the sewing mode, the input menu for
the maximum speed is selected. If no input is made within 5 seconds, the sewing mode
is selected again.
If this key is pressed twice (within 5 seconds) while the machine is in the sewing mode,
the machine switches to parameter input.
If this key is pressed once while the machine is in the parameter input mode, the altered
values are stored and the sewing mode is selected.
If this key is pressed the machine scrolls among the displays (parameters), if more than
4 parameters are directly accessible in the sewing mode.
If this key is pressed, the machine switches from programmed sewing (shoulder seam)
to manual sewing (side seam and shoulder seam) und vice versa. The selected mode is
shown on the display with the corresponding symbol, see Chapter 10 Sewing. The
specific program parameters are listed in the alphanumerical section of the display.