JUKI LBH-1790AN Instruction Manual page 81

Error code
E499 Presser size error (Length direction : rear)
When stitching data exceeds the size of rear of length
direction of presser.
E703 Panel is connected to the machine other than sup-
posed. (Machine type error)
When machine type code of system is improper in case of
initial communication.
E704 Nonagreement of system version
When version of system software is improper in case of
initial communication.
Main shaft motor encoder defectiveness or phase-out
E730
When encoder of sewing machine motor is abnormal.
E731 Main motor hole sensor defectiveness or position
sensor defectiveness
When hole sensor or position sensor of sewing machine
motor is defective.
E733 Reverse rotation of main shaft motor
When sewing machine motor rotates in reverse direction.
E801 Phase-lack of power
When phase-lack of input power occurs.
E802 Power instantaneous cut detection
When input power is instantaneously OFF.
Needle throwing operation failure
E798
In the case the needle throwing operation does not match
the number of stitches
E799 Needle throwing operation failure
In the case the needle throwing operation does not match
the number of stitches
E811 Over voltage
In the case the input power source voltage/current is equal
to or more than the specified value
E813 Low voltage
In the case the input power source voltage/current is equal
to or less than the specified value
24 VDC fuse has blown out
E820
When the SDC fuse has blown out.
Abnormality of main shaft motor IPM
E901
When IPM of servo control p.c.b. is abnormal.
E902 Overcurrent of main shaft motor
When current flows excessively to sewing machine motor.
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
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
E905 Abnormality of temperature of heat sink for servo con-
trol p.c.b.
When temperature of heat sink of servo control p.c.b. is
85˚C or more.
Description
– 78 –
How to recover Place of recovery
Possible to re-en- (During individual sew-
ter after pressing ing/cycle sewing)
reset key. Sewing data edit
screen
[S002] Cloth cut length
(During continuous
sewing)
Standard screen
Turn OFF the Communication screen
power.
Turn OFF the Communication screen
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.