Table of Contents
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Troubleshooting
Condition
Keys on the visual
touch screen and
touch panel keys do
not work.
The sewing speed
does not increase
and buzzer sounds
when using the
A.S.R. foot holder.
Visual touch screen
is not clear.
The needle thread
appears on the
wrong side of the
fabric when the stitch
width value is larger
than "7.0".
The USB flash drive
is not read.
It is not abnormal for a faint humming sound to be heard from the internal motors.
Visual touch screen may become warm after several hours of continuous use.
1. The key position is out of alignment.
1. The speed control slider is at the left side (low position).
1. The screen brightness is not adjusted properly.
1. Thread tension is not balanced.
1. Format setting of the USB flash drive is not correct.
2. The USB flash drive is malfunctioning.
Cause
151
Reference
Page 141
Move the speed
control slider to the
rightmost (maximum
sewing speed).
Page 139
Page 51
Pages 152-153
Replace the USB
flash drive.
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