TD-4650TNWBR FAQs & Troubleshooting TD-4650TNWBR Not your product? Sort by Updated Date Popularity 2 Results 1. 09/07/2020 RFID calibration does not finish or fails. I cannot write RFID tags. 2. 09/07/2020 An RFID error occurred. More FAQs (English only) Error Messages/LED Indications FAQs & Troubleshooting