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Troubleshooting
Insert the bobbin case so that the mark on the
j
bobbin case aligns with the
a
b
• Align the and
marks.
1 mark
2
mark
3 Bobbin case
• Make sure that the indicated points are aligned
before installing the bobbin case.
k
Insert the tabs on the needle plate cover into the
needle plate, and then slide the cover back on.
CAUTION
• Never use a bobbin case that is scratched,
otherwise the upper thread may become
tangled, the needle may break or sewing
performance may suffer. For a new bobbin
case, contact your nearest Brother authorized
service center.
• Be sure that the bobbin case is correctly
installed, otherwise the needle may break.
Touch panel is malfunctioning
If the screen does not respond correctly when you touch a key
(the machine does not perform the operation or performs a
different operation), follow the steps below to make the
proper adjustments.
a
Holding your finger on the screen, turn the main
power switch to OFF and back to ON.
The touch panel adjustment screen is displayed.
78
mark on the machine.
a
b
c
b
Lightly touch the center of each +, in order from 1 to 5.
c
Turn the main power to OFF, then turn it back to ON.
Troubleshooting
If the machine stops operating correctly, check the
following possible problems before requesting service.
You can solve most problems by yourself. If you need
additional help, the Brother Solutions Center offers the
latest FAQs and troubleshooting tips. Visit us at " http://
s.brother/cpjab ".
If the problem persists, contact your Brother dealer or the
nearest Brother authorized service center.
■ Frequent troubleshooting topics
Detailed causes and remedies for common troubleshooting
topics are described below. Be sure to refer to this before
contacting us.
Upper thread tightened up
Tangled thread on wrong side of fabric
Incorrect thread tension
Fabric is caught in the machine and cannot
be removed
If the thread becomes tangled under the
bobbin winder seat
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