JUKI LBH-1790S Instruction Manual page 83

Error code
E052 Thread breakage detection error
When thread breakage has occurred during machine run-
ning.
Memory switch data error
E061
When memory switch data is broken or revision is old.
Sewing data error
E062
When sewing data is broken or revision is old.
E081 Needle rocking motor out-of-step detection error
In the case the out-of-step of the X needle-rocking motor is
detected.
Feed motor out-of-step detection error
E082
In the case the out-of-step of the Y feed motor is detected.
E083 Presser foot position error
In the case the presser foot height is excessively high at
the time of starting sewing
Adjust K023.
E098 Error caused by insufficient number of stitches re-
quired for thread trimming
Interference of knife lowering command with thread
E099
trimming motion
When inserting position of knife command is improper and
knife command interferes with thread trimming motion in
case of motion by data from external input device.
E204 Connection alert for the USB thumb drive which is
used for sewing
When sewing has been carried out by 10 or more times
with the USB thumb drive inserted in the USB port. (Warning
is given, in the case it is determined that a continuous
sewing pattern is being sewn after the sewing machine
has performed sewing by 10 times continuously, when the
sewing machine completes sewing of the pattern.)
E302 Machine head tilt or hook cover opening
In the case the machine head tilt detection signal is ON
E303 Z phase sensor error of main shaft motor
Z phase sensor of sewing machine motorencoder is abnor-
mal.
Cloth cutting knife sensor error
E304
When sensor is not OFF while knife is lowered.
E402 Individual sewing data deletion prohibition error
In the case of attempting to delete the individual sewing
data which has been registered in cycle/continuous sewing
data.
Continuous sewing data deletion prohibition error
E407
In the case of attempting to delete the continuous sewing
data which has been registered in cycle data.
Password reset error
E408
Wrong password has been entered.
E430 * Count- Count-up error
up screen
display (see
33
page )
Description
– 80 –
How to recover Place of recovery
Possible to re- Step screen
cover by reset.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Possible to re-en- Standard screen
ter after pressing
reset key.
Possible to re- Standard screen
cover by reset.
Possible to Standard screen
re-sewing after
pressing reset
key.
Possible to re- Previous screen
cover by reset.
Turn OFF the
power.
Turn OFF the
power.
Possible to re- Previous screen
cover by reset.
Possible to re- Previous screen
cover by reset.
Possible to
recover by reset.
Possible to Sewing screen
re-sewing after
pressing reset
key.