Error Messages - Brother NS-40 Operation Manual

Error Messages

If the sewing machine is incorrectly operated or if the sewing machine malfunctions, an error message appears
in the LCD.
The message can be cleared by pressing any key in the operation panel, turning any dial, or performing the
operation correctly.
Error Message
(in LCD)
Memo
● If error message "F1" through "F9" appears in the LCD while the sewing machine is being used, the
machine may be malfunctioning. Contact your dealer or the nearest authorized service center.
Probable Cause
The start/stop button or the reverse/reinforcement
stitch button was pressed (The foot controller was
depressed if it is connected.) while the presser foot is
raised.
A stitch other than the buttonhole or bar tack stitch
was selected and the start/stop button was pressed
(The foot controller was depressed if it is connected.)
while the buttonhole lever is lowered.
The buttonhole or bar tack stitch was selected and
the start/stop button was pressed (The foot controller
was depressed if it is connected.) while the button-
hole lever is raised.
The reverse/reinforcement stitch button or needle
position button was pressed while the bobbin winder
shaft is moved to the right.
The start/stop button was pressed, even though the
foot controller is connected.
The motor locked up because the thread is tangled.
The needle mode selection key was pressed to select
twin needle sewing while a stitch that cannot be
used with the twin needle is selected.
The pattern selection dial was turned to select a pat-
tern while the twin needle setting is selected.
Remedy
Lower the presser foot
before continuing the opera-
tion.
Raise the buttonhole lever
before continuing the opera-
tion.
Lower the buttonhole lever
before continuing the opera-
tion.
Move the bobbin winder
shaft to the left before con-
tinuing the operation.
Disconnect the foot
controller, and then press the
start/stop button. Otherwise,
operate the machine by
using the foot controller.
Turn off the machine and
remove the tangled thread
before continuing the opera-
tion.
Select a stitch that can be
used with the twin needle.
Cancel the twin needle set-
ting, and then select a stitch.
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