Brother International PR1050X Operation Manual - Page 302

The installed embroidery frame is too small. Check which embroidery frames can be used, and then install a larger embroidery frame. (Refer to page 48.) The upper thread broke, the thread came out of the thread tension disc or a thread guide, or the machine is not threaded correctly. Check that the thread passes under the upper and middle thread guides, and correctly thread the upper thread. (Refer to page 57.) If the thread is not broken, clean the thread guides and the tension unit. (Refer to page 287.) The bobbin thread broke or ran out. Check that there is thread on the bobbin and that approximately 50 mm (2 inches) of thread has been pulled out, and then re-install the bobbin. (Refer to page 36.) Lint or dust has accumulated in the thread tension disc. Remove the tension dials, and then remove any lint or dust accumulated between the felt washers. (Refer to page 287.) The thread tension is too tight. Check the tensions of the upper thread and bobbin thread, and then adjust them. (Refer to page 124.) The patterns you are editing take up too much memory, or you are editing too many patterns for the memory. * Since there may be many other causes, refer to the Troubleshooting table. The upper thread breaks. (Refer to page 293.) The bobbin thread breaks. (Refer to page 295.) * Touch to move the needle back or forward. (Refer to page 116.) Sewing cannot begin from the specified starting position. Change the starting position or rehoop the fabric and change the embroidering position. (Refer to 93, 135.) The needle has stopped at an incorrect position. Turn the handwheel so that the mark on the handwheel is at the top. The needle bar case could not be moved to its initial position. Touch to automatically reset the needle bar case. 300