HL-5170DN FAQs & Troubleshooting HL-5170DN Not your product? Sort by: Updated Date Popularity 2 Results 1. 26.08.2011 I heard a beep sound from the UPS (Uninterruptible Power Supply) when I turned on my Brother machine. 2. 08.11.2005 The printer makes a grinding or clicking sound. Others FAQs & Troubleshooting