Brother BAS-341H Instruction Manual page 61

Motor-related errors
Code
The needle bar is not stopped in the needle up stop position.
E110
Turn the pulley until the point where the error display disappears.
Upper shaft did not stop at the needle up stop position when the sewing machine stopped.
E111 Turn off the power, and then check that connectors P11 and P1 on the motor P.C. board and connector P6 on the
main P.C. board are properly inserted.
Thread trimming was not completed.
E121
Turn off the power, and then check if the cutting edges of the fixed knife and movable knife are damaged or worn.
Upper shaft motor stopped due to a problem, or synchronizer is faulty.
Turn off the power, and then turn the pulley and check if the sewing machine has locked up. Check that
E130
connectors P11 and P1 on the motor P.C. board, connector P6 on the main P.C. board and the 4-pin connector of
the upper shaft motor on the motor P.C. board
Synchronizer is not connected correctly.
E131
Turn off the power, and then check that connector P11 on the motor P.C. board is properly connected.
Problem detected with upper shaft motor operation.
E132 Turn off the power, and then check that connectors P11 and P1 on the motor P.C. board, connector P6 on the
main P.C. board and the 4-pin connector of the upper shaft motor on the motor P.C. board are properly inserted.
Upper shaft motor stopping position is incorrect.
E133 Turn off the power, and then check that connectors P11 and P1 on the motor P.C. board, connector P6 on the
main P.C. board and the 4-pin connector of the upper shaft motor on the motor P.C. board are properly inserted.
Upper shaft motor is overheating, or temperature sensor is faulty.
Turn off the power, and then check the upper shaft motor.
E150
(When sewing data with a small number of stitches (15 stitches or less) is sewn repeatedly (short cycle
operation), the upper shaft motor may overheat and the "E150" error code may be generated.)
Cause of error and remedy
BAS-341H, BAS-342H
8. LIST OF ERROR CODES
52