Brother International XR9550 Operation Manual - Page 73

APPENDIX Symptom The stitch is not sewn correctly. Possible cause How to put it right The thread tension is incorrect. Adjust the tension of the upper thread. The thread is tangled, for example, in Remove the tangle thread. If the thread the race. is tangled in the race, clean the race. The stitch adjustment level is incorrect. Adjust the stitch. Reference page 27, 62 page 60, 62 page 50 ERROR MESSAGES If an operation is performed incorrectly before the sewing machine is set up, an error message appears on the operation panel. Follow the instructions indicated in the table. If you press the stitch selection key or do the operation correctly while the error message is displayed, the message disappears. Error Message Probable Cause Solution The foot controller was pressed (or the start/ stop button was pressed if the foot controller is not connected) and the reverse/reinforcement stitch button was pressed while the presser foot Lower the presser foot lever before continuing the operation. is raised. A stitch other than the buttonhole or bar tack 4 stitch was selected and the foot controller was pressed (or the start/stop button was pressed if the foot controller is not connected) while the Raise the buttonhole lever before continuing the operation. buttonhole lever is lowered. The buttonhole or bar tack stitch was selected and the foot controller was pressed (or the start/ stop button was pressed if the foot controller is not connected) while the buttonhole lever is Lower the buttonhole lever before continuing the operation. raised. The reverse/reinforcement stitch button or needle position button was pressed while the bobbin winder shaft is moved to the right. Move the bobbin winder shaft to the left before continuing the operation. The start/stop button was pressed while the foot controller was connected. Disconnect the foot controller, and then press the start/stop button. Otherwise, operate the machine by using the foot controller. The motor locked up because the thread became tangled, or the needle bent and thus hit the needle plate. Clean the race to remove the tangled thread (page 60). Check the needle. If the needle is bent or broken, replace the needle (page 21). If both of the above fail, refer to "Error message "E6" appears in the LCD" (page 65). The machine may be malfunctioning. Contact your nearest authorized service center. Operation beep Each time a key is pressed you will hear one beep. If a non-functioning key is pressed or an incorrect operation is performed you will hear two or four beeps (only for models equipped with the operation beep). ■■If a key is pressed (correct operation) One beep sounds. ■■If an incorrect operation is performed or a non-functioning key is pressed Two or four beeps sound. ■■If the machine locks up, for example, because the thread is tangled The sewing machine beeps for four seconds and the machine automatically stops. Be sure to check for the cause of the error, and correct it before continuing to sew. 71