RJ-4230B FAQs & Troubleshooting RJ-4230B Not your product? Sort by Updated Date Popularity 3 Results 1. 28.11.2022 Using the Communication Settings (for Windows) 2. 09.12.2021 Using the Printer Setting Tool (for Windows) 3. 26.10.2020 Using the Device Settings (for Windows) Machine FAQs & Troubleshooting