PT-P910BT FAQs & Troubleshooting PT-P910BT Not your product? Sort by Updated Date Popularity 3 Results 1. 03/27/2020 How to install the rechargeable Li-ion battery 2. 03/27/2020 How do I charge the Li-ion battery? 3. 03/27/2020 The battery will not charge. Machine FAQs & Troubleshooting