Mar 8, 2010 · Somehow today I managed to lock the front panel controls (a little padlock appears when I press the one just above the power button). The user manual (such as it is) says there's also …

May 9, 2010 · Annoying "padlock" icon in middle of screen I believe a simple solution should be available; but, at this point in time, it is beyond me! Here is the annoying problem: A small "blue box", …

Aug 10, 2006 · Padlock symbol in Middle of Screen I have a white padlock (which keeps opening and closing) in the middle of my screen. It is on a square blue background edged in white 3.5cm by …

Feb 22, 2007 · The second time I attempted to change input from HDMI1 to HDMI2 the monitor displayed the padlock symbol. No button was held for 15 seconds. Further at this point holding the …

Jan 22, 2014 · U2412M, OSD lock, unlock icons The new monitor has a flashing lock and unlock padlock. Tried holding menu button down for 15-30 seconds as I found on some other posts but did …

May 5, 2011 · Hi, My U2711 monitor OSD menu had locked out itself. Self had tried as per instructions to hold button (4) for 15 seconds to unlock but that didnt work. The "LOCKED" symbol still stayed on …

May 5, 2011 · Hi, My U2711 monitor OSD menu had locked out itself. Self had tried as per instructions to hold button (4) for 15 seconds to unlock but that didnt work. The "LOCKED" symbol still stayed on …

Sep 12, 2017 · Flashing padlock icon, when not pressing any buttons? I had this intermittent problem with a flashing padlock icon, and the On Screen Menu would on occasion pop up as well. I …

Apr 8, 2020 · The Solutions I have tried: * Press button #5 for 15 seconds to unlock the padlock feature. While doing this the padlock will disappear. You must continue to hold the button #5 in until the …

Mar 15, 2024 · Press and hold the main menu button on the monitor for 10-15 seconds. The lock symbol should change to an open padlock. Share model number else