FAQs & Troubleshooting FAQ Search Results MFC-3320CN Not your product? Search by FAQ ID number Search Back to FAQs & Troubleshooting. 2 Results 1.faq00000209_000 What does "NG" or "ERROR" on the Transmission Verification Report mean? 2.faq00000209_015 The message "Poor Line Condition" or "NG" appears on the Transmission Verification Report when I try to send a fax. FAQs & Troubleshooting