Nerival NEO-100, User Manual

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Digital display code table
Error code Cause Solution
E0 System error Replace the controller
E1 The motor is not connected Check motor connection
E2 Motor line failure Check motor connection, replace the motor
E3 Electric lock over current
Check that the electric lock is not short-
circuited and the current does not exceed 1A
E4 Too high DC voltage Check 12V voltage port input and lock
E5 Too low DC voltage Check 12V voltage port input and lock
E6 Too high AC voltage Check voltage
E7 Too low AC voltage Check voltage
E8 No door was detected
Check the attachment of the pull and push
arm
E9 The door does not close
Check the door, remove obstacles in front of
the door