FAX-737MC FAQs & Troubleshooting FAX-737MC Not your product? Sort by: Updated Date Popularity 5 Results 1. 21/05/2009 What does "MACHINE ERROR XX" mean? 2. 18/12/2008 How can I clear the "Check Document " error message? 3. 18/12/2008 How to clear "Cooling Down" Error? 4. 16/12/2008 What does "COMM.ERROR" on the LCD display mean? 5. 24/08/2006 How can I clear the "PAPER JAM" error message? Error Messages FAQs & Troubleshooting