PT-D400 FAQs & Troubleshooting PT-D400 Not your product? Sort by Updated Date Popularity 4 Results 1. 07/01/2021 The label is not printed even though I pressed the print key. 2. 16/11/2018 When I press the print key, the power turns off. 3. 16/11/2018 The printer stops while printing a label. 4. 16/11/2018 Why doesn't my printer turn on when the Power key is pressed? Printing FAQs & Troubleshooting