HL-5250DN FAQs & Troubleshooting HL-5250DN 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. 01/04/2009 My Brother machine makes repeated clicking noises when I try to print. Others FAQs & Troubleshooting