3 Monitors on Lenovo T420s – Intel HD Graphics 3000

I have a Lenovo T420s with an Integrated Intel HD Graphics 3000 display adapter. The laptop is currently attached to a dock and the dock is connected to a monitor via DisplayPort and another via DVI. I have looked up several ways online to add a 3rd monitor and they all say to enable Optimus … Read more

Windows 7 blue screen upon startup

Blue screen crash upon startup. Can someone help? Dell XPS 15 Windows 7 Ultimate, Service pack 1 Here is the debug information: Microsoft (R) Windows Debugger Version 6.12.0002.633 AMD64 Copyright (c) Microsoft Corporation. All rights reserved. Loading Dump File [C:\Windows\Minidump\112115-25131-01.dmp] Mini Kernel Dump File: Only registers and stack trace are available Symbol search path is: … Read more

How to fix blank screen in a VGA switcher?

I just now bought a Köning VGA switch (Model name:CMP-SWITCH51), for I can SWITCH between my monitor and my ps4. The first problem was, a out of range message, which came from my video card, but after I set the HZ number to 60, its looks like everything fine, because I get back my Windows … Read more

Understanding a monitor and software two-way communication through VGA

I have an LG monitor (connected on VGA) that comes with a program called Dual Smart Solution. There’s an option on the monitor menu that allows me to enable that program if it’s running, and is grayed out if it isn’t. How is that possible and how can I use that trigger from the monitor … Read more

Will a MiniHDMI to VGA adapter work to connect duel monitors with a GTX740?

I have a GTX740 and it has 3 ports miniHDMI, DVI-I and DVI-D. One of the DVI ports doesn’t seem to be working or its just I bought a faulty adaptor for it. But Im wondering if I buy a miniHDMI to a VGA adaptor will it work to connect my second monitor to my … Read more

Samsung monitor looks blurry and has black borders when resolutions match

I have had a Syncmaster S23B300 connected to my computer via VGA cable for about two years now and never had one problem. However, recently I had to give away my VGA cable and temporarily switch to a different Samsung monitor (connected via HDMI). When using this monitor the DPI was broken and the screen … Read more