JUKI SC-920 Instruction Manual page 49

No. Description of error detected
E055(*) Production management
error
E056(*) Work management error
E057(*) Pitch time monitor error
E065(*) Network transmission failed
E067(*) ID reading failed
E070 Slip of belt
E071 Disconnection of motor out-
put connector
E072 Overload of motor at the time
of thread trimming motion
E204(*) USB insertion
E205(*) Warning of ISS buffer re-
maining amount
E220 Grease-up warning
E221 Grease-up error
E302 Fall detection switch failure
(When the safety switch
works)
(Thread trimming knife sen-
sor)
E303 Semicircular plate sensor
error
E499 Simplified program data fault • Command parameter data is out of speci-
E703(*) Operation panel is connect-
ed to the unexpected sewing
machine. (Error of sewing
machine model)
* The error number attached with an asterisk (*) is displayed only in the case a fault occurs when the IP/IT pan-
el is connected to the sewing machine.
Cause of occurrence expected
• This error number is displayed in the event
of production management work manage-
ment data fault.
• This error number is displayed in the event
of data fault.
• This error number is displayed in the event
of pitch time monitor data fault.
• This message is displayed in the case data
cannot be sent to the personal computer
by way of the network.
• This message is displayed in the case data
in the ID file is broken.
• When the machine head is locked.
• Belt is loose.
• Disconnection of motor connector.
• Same as E007.
• This message is displayed in the case the
sewing machine is activated with the USB
thumb drive inserted.
• This message is displayed in the case the
buffer storage for storing the ISS data is
almost full.
If the sewing machine is continuously used
with the buffer storage full, the stored piec-
es of data will be erased from the earliest
one.
• When the predetermined number of stitch-
es has been reached.
• When the predetermined number of stitch-
es has been reached and the sewing is not
possible.
• When fall detection switch is input in the
state that the power is turned ON.
• Machine-head tilt detector's connecter has
come off.
• Thread trimming knife position is not cor-
rect.
• Semicircular plate sensor signal cannot be
detected.
fied range.
• The operation panel and the sewing
machine model do not match in the initial
communication.
– 47 –
Items to be checked
• Check whether the data has any fault.
• Check whether the data has any fault.
• Check whether the data has any fault.
• Check whether the network has any fault.
• Check whether the data has any fault.
• Check whether there is any holdup when
turning the motor by hand.
• Check the belt tension.
• Check the motor output connector for loose
connection and disconnection.
• Same as E007.
• Remove the USB thumb drive.
• Output the data.
• Replenish the specified places with grease
and reset.
(For the details, refer to the data of the ma-
chine head.)
• Replenish the specified places with grease
and reset.
(For the details, refer to the data of the ma-
chine head.)
• Check whether the machine head is tilted
without turning OFF the power switch (sewing
machine operation is prohibited for safety
sake).
• Check whether the fall detection switch cord
is caught in the sewing machine or the like.
• Check whether the fall detection switch lever
is caught in something.
• Check whether the contact of the tilt detection
switch lever with the machine table is inade-
quate. (The table has a dent or the mounting
location of the bed strut is too far)
• Check the machine-head tilt detector's con-
nector (CN48) for looseness and slip-off.
• Positioning of the thread trimming sensor
• Set the function setting No. 74 to 0 (zero)
when the thread trimmer is not installed on
the sewing machine.
• Check whether the machine head corre-
sponds with the machine type setting.
• Check whether the motor encoder connector
is disconnected.
• Re-enter the relevant simplified program.
• Set the simplified program in disable.
• Connect the operation panel to the correct
model of the sewing machine.