FAQs & Troubleshooting FAQ Search Results MFC-7840N Not your product? Search by FAQ ID number Search Back to FAQs & Troubleshooting. 2 Results 1.faq00002993_001 Use the Universal Printer Driver for PCL 2.faq00002993_000 Use the Universal Printer Driver for BR-Script. (PostScript language emulation) FAQs & Troubleshooting