ERROR MESSAGES185Appendix736The bobbin thread is almost empty. This message is displayed when the bobbin thread is running out.Although a few stitches can be sewn when the “Start/Stop” button is pressed,replace with a wound bobbin immediately. When embroidering, press ,press , remove the embroidery frame, and then replace the bobbinwith one wound with plenty of embroidery bobbin thread.If [Upper and Bobbin Thread Sensor] in the general settings screen of themachine setting mode is set to [OFF], this message does not appear.37 The bobbin winder safety device has activated. Isthe thread tangled?This message is displayed when the bobbin is being wound, and the motorlocks because the thread is tangled, etc.38 The carriage of the embroidery unit will move. Keepyour hands etc. away from the carriage.This message is displayed when the embroidery unit is initializing.39The safety device was activated since the mainshaft motor was heated. Is the thread tangled?This message is displayed when the temperature of the motor increases,activating the safety device. Wait until the temperature decreases. If the errorpersists, contact your nearest authorized Baby Lock retailer.40 The safety device was activated since the mainshaft motor seized. Is the thread tangled?This message is displayed when the motor locks due to tangled thread or forother reasons related to thread delivery.41The safety device was activated since the needleposition sensor malfunctioned.This message is displayed when an error in the needle position sensor isdetected, activating the safety device. Turn the machine off, then on again. Ifthe message continues to appear, the machine may be damaged. Contactyour nearest authorized Baby Lock retailer.42 The upper thread may not be threaded correctly.Thread the upper thread from the beginning.This message is displayed when it seems that the upper thread has not beenthreaded correctly.43 The USB media was changed. Do not change theUSB media while it is being read.This message is displayed when you attempt to select a stitch pattern afterthe USB media in which the stitch pattern is saved has been changed.44 There is no needle plate cover. Attach a needleplate cover.This message is displayed when the needle plate cover is not attached.45This editing function cannot be used when thepattern is out of the red outline. Use this functionafter moving the pattern.This message is displayed when the machine is in embroidery edit mode,and you try to use an editing function when the pattern is not completelywithin the red outline.46 This file cannot be used. This message appears if the file format is incompatible with this machine.Check the list of compatible file formats. (page 188)47This file exceeds the data capacity and cannot beused. Use a suitable size file.This message is displayed when the file size exceeds the data capacity ofthe machine.Confirm the file size and format. (page 188)48This key cannot be used at this time. This message is displayed when you press in the screenother than the Utility Stitch, or press in the screen otherthan the Utility Stitch or Character/Decorative Stitch.49 This key does not operate when the needle is down.Raise the needle and press the key again.This message is displayed when a key on the LCD display is touched whilethe needle is in the down position.50 This stitch is not "Dual Feed Mode" compatible. This message appears when the dual feed foot cannot be used with thecurrent stitch. Select other stitch.51 This USB media cannot be used. This message is displayed when you try to use incompatible media.52 This USB media is incompatible. This message is displayed when you try to use incompatible USB media.For a list of compatible USB media, visit “ www.babylock.com ”.53 Turn off the machine before attaching or removingthe needle plate.This message is displayed when the regular needle plate is replaced with thestraight stitch needle plate while the machine is ON.54Turn off the power and replace the needle plate. • This message is displayed when the machine is set to embroidery mode orutility decorative stitch mode from the home page screen while the straightstitch needle plate or no needle plate is installed.• This message is displayed when the straight stitch needle plate is installedwhile a stitch pattern that cannot be used with that needle plate isselected.55 USB media error This message is displayed when an error occurs with the USB media.Error messages Cause/solution