LB5500 FAQs & Troubleshooting LB5500 Not your product? Sort by Updated Date Popularity 4 Results 1. 02/17/2023 How do I adjust the sensitivity of the operation keys? 2. 05/31/2021 Machine does not start to sew. 3. 02/14/2019 The wireless network connection cannot be set up between the embroidery machine and the computer with PE-DESIGN 11. 4. 07/21/2017 Touch panel is malfunctioning. Operation FAQs & Troubleshooting