Win 7 x64 SP1 Nvidia NVS 3100M monitor sleep problem
I'm having a problem with my Dell e6410 notebook running Win 7 x64 SP1 and an Nvidia NVS 3100M video card with an EVGA UV+ 16 Displaylink external adatpter.
Whenever my monitors go to sleep my primary (notebook) display doesn't power back on. The 2 external monitors I have connected wake up sort of ok if the notebook has recently put the monitors to sleep. I have to press CtrlAltDel to get the main display back on if the monitors have only recently powered off. If the monitors have been in sleep mode for a while the displays just flicker briefly and nothing is displayed on any of them.
Either unplugging the USB cable from the UV+ briefly and reconnecting or putting the notebook into sleep mode and then resuming from sleep allows the laptop display to turn on again.
This happens with my e6410 docked and the UV+ connected to a USB port on the Dell docking station or if the UV+ is connected directly to the notebook.
I've tried completely uninstalling all Displaylink and Nvidia drivers and reinstalling clean and am currently running Nvidia 267.76 and Displaylink graphics driver 5.6.31548.0.
For power settings on AC (docked) I have maximum performance for everything with no sleep/hibernate. The only timer I have set is to put the monitors to sleep after x minutes.
I used to use this Displaylink powered UV+ with a Lenovo notebook and AMD video card with no issues but have run into this problem after switching to an Nvidia powered notebook.
Is there any fix for this other than leaving my monitors on all the time?
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