Error Code - Jack JK-T781E Series Manual

Error
code
E1 1)
Power module error code
2)Abnormal overcurrent and
overvoltage
E3 Stepper motor communication
abnormal
E6
Stepper motor senses abnormal
E7 a. Loose contact of engine plug
b. Position signal abnormal
c. Head is blocked
.
d Fabric is too heavy
e. module drive efforts abnormal
E9 Positioning signal abnormal
E11 Find the up position automatically
after booting. But positioner inserts to
control box, needle signal cannot be
outputted.
11、Error code
Content
.
Module driver efforts and head efforts are both closed.
waiting for restart（check power
Check the communication line between stepper motor drive
board and main board.
1. Check if stepper motor sensor (optoelectronic switch) is ok
2. Check if stepper motor's mechanical structure is right
Module driver efforts and head efforts are both closed.
waiting for restart （check machine head, positioner, engine, module
）
drive)
Check up and down positioning signal and belt pulley
Engine doesn't work.(Check positioner）
Solution
board）not frequent