– 70 –
Error code
Description
How to recover
Place of recovery
E499
Presser size error (Length direction : rear)
When stitching data exceeds the size of rear of length
direction of presser.
Possible to
re-enter after
pressing reset
key.
(During individual sewing/
cycle sewing)
Sewing data edit screen
[S002] Cloth cut length
(During continuous sewing)
Standard screen
E703
Panel is connected to the machine other than
supposed. (Machine type error)
When machine type code of system is improper in case
of initial communication.
Turn OFF the
power.
E704
Nonagreement of system version
When version of system software is improper in case
of initial communication.
Turn OFF the
power.
E730
Main shaft motor encoder defectiveness or phase-
out
When encoder of sewing machine motor is abnormal.
Turn OFF the
power.
E731
Main motor hole sensor defectiveness or position
sensor defectiveness
When hole sensor or position sensor of sewing
machine motor is defective.
Turn OFF the
power.
E733
Reverse rotation of main shaft motor
When sewing machine motor rotates in reverse
direction.
Turn OFF the
power.
E801
Phase-lack of power
When phase-lack of input power occurs.
Turn OFF the
power.
E802
Power instantaneous cut detection
When input power is instantaneously OFF.
Turn OFF the
power.
E811
Overvoltage
In the case the input power source voltage/current is
equal to or more than the specified value
Turn OFF the
power.
E813
Low voltage
In the case the input power source voltage/current is
equal to or less than the specified value
Turn OFF the
power.
E901
Abnormality of main shaft motor IPM
When IPM of servo control p.c.b. is abnormal.
Turn OFF the
power.
E902
Overcurrent of main shaft motor
When current flows excessively to sewing machine
motor.
Turn OFF the
power.
E903
Abnormality of stepping motor power
In the case the stepping motor power of the servo-
control PCB is out of the range of the specified values
Turn OFF the
power.
E904
Abnormality of solenoid power
In the case the solenoid power of the servo-control
PCB is out of the range of the specified values
Turn OFF the
power.
E905
Abnormality of temperature of heat sink for servo
control p.c.b.
When temperature of heat sink of servo control p.c.b.
is 85˚C or more.
Turn OFF the
power.
E906
Main PCB heat sink temperature fault
In the case the temperature of the heat sink of the main
PCB increases
Turn OFF the
power.
E907
Stitch width motor origin retrieval error
When origin sensor signal is not inputted at the time of
origin retrieval motion.
Turn OFF the
power.