Brother RH-9820 Instruction Manual page 127

Upper shaft motor-related errors
Items with a "*" in the "Page" column should only be checked by a qualified technician.
Code
E110 Needle up stop position error
E111 Needle up stop position error
E120 Needle drop signal could not be detected.
Sewing machine motor stopped due to a
E130
problem, or synchronizer is faulty.
E131 Synchronizer is faulty.
Problem detected with sewing machine
E132
motor operation.
Sewing machine motor stopping position
E133
is incorrect.
Sewing machine motor operated in
E140
reverse during sewing.
Sewing machine motor is overheating, or
E150
temperature sensor is faulty.
Cause Remedy
Turn the upper shaft pulley until the point where the error
display disappears.
Turn off the power, and check the connection of
synchronizer connector P5 at the power supply motor P.C.
board and zigzag sensor connector P10 at the main P.C.
board.
Turn off the power, and check the connection of the
synchronizer connector P5 at the main P.C. board.
Turn off the power, and then turn the upper shaft pulley
and check if the sewing machine has locked up.
Check that the upper shaft motor connector P4 and
synchronizer connector P5 are connected at the power
supply motor P.C. board.
Turn off the power, and check the connection of the
synchronizer connector P5 at the power supply motor P.C.
board.
Turn off the power, and then turn the upper shaft pulley
and check if the sewing machine has locked up.
Check that the upper shaft motor connector P4 and
synchronizer connector P5 are connected at the power
supply motor P.C. board.
Turn off the power, and then turn the upper shaft pulley
and check if the sewing machine has locked up.
Check that the upper shaft motor connector P4 and
synchronizer connector P5 are connected at the power
supply motor P.C. board.
Turn off the power, and then turn the upper shaft pulley
and check if the sewing machine has locked up.
Check that the upper shaft motor connector P4 and
synchronizer connector P5 are connected at the power
supply motor P.C. board.
Turn off the power, and then turn the upper shaft pulley
and check if the sewing machine has locked up.
Check that the upper shaft motor connector P4 and
synchronizer connector P5 are connected at the power
supply motor P.C. board.
RH-9820
11. ERROR CODES
Page
38
19*
20*
20*
20*
20*
20*
20*
20*
20*
118