If you do have the new revision A01, then something else is going on here. My MST is set to off, and I can wake the monitor immediately after it goes to sleep, or wait and hour. No problems when walking from sleep, or turning off monitor. In fact I have purposely tried to recreate this issue you mention and it doesn't happen. I decided to use a regular Display Port to Display Port cable since I already had one rather than the included mini DP to DP. I have a MSI Gaming GTX 980 4GB graphics card and a i7 4790k proc. I took the chance and bought this monitor because it's a great price and had all the features I was looking for. However, the newer version which I (luckily) got (revision A01 - Mar 2015) supposedly was better or fixed with an firmware update. What revision is your monitor? I just got this same monitor a month ago, and was leery about this sleep/wake issue because it is pretty widely reported. Apart from this, the P2715Q is the best monitor I've ever seen. Could you please provide us with some solution to this issue? I really hope you can help me because I just can't do my work until I solve this. The problem also appears when I power off the monitor from its switch and leave the computer ON - when I turn the monitor on after about an hour - the icons and apps windows are resetted as like the monitor was at 640x480 at some point. Different video driver (Catalyst Omega 14.12). The display is not connected to a USB port.Ĭonnection: DP 1.2 output to the Mini-DP on the monitor. "The system has detected a link failure and cannot set the requested resolution and refresh rate on your DisplayPort display." - the resolution is fine (4K), but all my icons and Windows position & sizes are resetted like the display was powered off at some point during the sleep mode and Windows OS switched to 640x480. When I "wake" the monitor from Sleep mode, I get the same error: The monitor is connected to a TriX R9 290 (Non X) via the DP-MiniDP cable provided with the display. Steps to change the default display adapter vary by device, so contact the manufacturer for more information.Just got my brand new monitor DELL P2715Q and I have the same problem. For example, on some systems, you can right click your desktop and select the software associated with your additional display adapter. If your system has more than one display adapter, also called a graphics card, you can try switching your system’s default display adapter. Typical ports are HDMI, VGA, DVI, and DisplayPort. If your system has more than one video output port, try plugging your external monitor into one of the other video output ports. If those didn’t work, here are more possibilities: This can help to isolate whether the issue is with the monitor or the primary system Try using the external monitor with a different system. If the new one works, you know the previous cable was faulty. Try changing the cable connecting the external monitor. Make sure the cable connecting your PC to your external monitor is secure. Connected docks, dongles, adapters and other hardware can cause conflicts. If you’re not seeing what you expect on the external monitor, start with basic hardware troubleshooting:ĭisconnect all accessories from your PC.
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