Innov-is PS500 FAQs & Troubleshooting Innov-is PS500 Not your product? Sort by Updated Date Popularity 5 Results 1. 03/25/2022 "E08" message appears on the LCD. What does it mean? 2. 01/20/2020 List of Error Messages 3. 01/20/2020 "E06" message appears on the LCD. 4. 07/21/2017 "F**" appears on the LCD. What does it mean? 5. 10/07/2016 "E10" appears on the LCD. What does it mean and how do I clear it? Error messages FAQs & Troubleshooting