Difficulty Using VGA & DVI On Startup

davefmurray

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*I am posting this to Graphics Cards because it is a display port issue and I am not sure where else to post it.*

Motherboard: GA-H61N-USB3

When booting into Win7 x64 Ultimate, both the VGA and DVI ports are not recognized simultaneously using two displays. If you plug in the ports individually, they are fine, but with them both plugged in, the display in the VGA is recognized as priority and I have to Control Panel > Display > Detect Displays to get the DVI port to "wake" and become usable.

Is there a setting in Win7 that I am not utilizing? If not, any other tips?
 
Last edited:

My Computer

OS
Win7 Ultimate 64bit
Internet Speed
Verizon FIOS 35/35
During my attempts at using multiple monitors, I found that VGA will take priority during boot because it is the Least Complicated Denominator when it comes to graphics. It's unfortunate, but it seems true.

Once the boot is complete, however, there should be no probs with the DVI portion working. Other than replacing the onboard graphics with a PCIe video card (I notice that you only have one expansion slot on this board), I'm not sure what else to suggest and defer to the other "experts" here.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
iBuyPower NZXT
OS
Microsoft Windows 10 Home Build 15036
CPU
Intel(R) Core(TM) i7-860 @ 2.80GHz
Motherboard
Gigabyte Technology Co., Ltd. P55-UD3L
Memory
4.00 GB
Graphics Card(s)
NVIDIA GeForce GTX 750
Sound Card
(1) Line 6 UX2 (2) Realtek High Definition Audio
Monitor(s) Displays
23" acer
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) WDC WD5000AAKS-00D2B0 ATA Device (2) Seagate FreeAgent Go 250G USB Device
Cooling
Corsair H75 liquid cooler (Very easy to install, actually)
Internet Speed
60M cable modem-->Linksys E1200-->1Gbps net card
Browser
Chrome
Other Info
This is probably the longest I've ever had a Windows machine run without having to restore it to scratch. I'm used to restoring to "factory" about every 2 yrs. I've run with Win7 since new in 2009 and only recently (Nov, '14) restored to clean up the machine from all my 'xperimenting. LOL!! I may never need another machine.

Upgraded to 10 when it was still free, then installed 2017 update.
Are you using an adapter on either of the cables ?
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Pauly Special
OS
Win7 Ultimate X64
CPU
Intel i5 3570K
Motherboard
Gigabyte Z77X-DS3H
Memory
8GB DDR3 1600
Graphics Card(s)
Onboard
Sound Card
Onboard
Screen Resolution
1280x1024
Hard Drives
Samsung 840 Evo SSD (OS)
1TB Spinner (Data)
PSU
800W Arctic
Case
Cooler Master
Cooling
3x120mm Fans
Keyboard
MS Wireless
Mouse
MS Wireless
Internet Speed
20M
No adapters.

DVI <=> DVI
VGA <=> VGA
 

My Computer

OS
Win7 Ultimate 64bit
Internet Speed
Verizon FIOS 35/35
My experience is different. I have both VGA and DVI-D plugs connected to flat panels and when I boot, both monitor show the POST messages. When I go to login, only the DVI monitor shows the screen. I do, however, have the DVI monitor set up as primary in Windows.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom
OS
Win7 Pro 32-bit, Win8 Pro 32-bit
CPU
AMD Phenom II X6 1090T
Motherboard
Gigabyte
Memory
4GB ddr3 1300
Graphics Card(s)
AMD HD 4290 onboard
Sound Card
Builtin Realtek HD Audio
Monitor(s) Displays
Samsung 24" widescreen, LG 23" widescreen
Screen Resolution
1920x1200/1920x1080
Hard Drives
Kingston 256GB SSD
Keyboard
Logitech Illuminated Keyboard
Mouse
Logitech M705 wireless mouse
Antivirus
Norton Av 2013
Browser
IE v10
My GTS-250 always defaulted to the VGA regardless of which was primary in Windows. It took precedence over HDMI or DVI.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
iBuyPower NZXT
OS
Microsoft Windows 10 Home Build 15036
CPU
Intel(R) Core(TM) i7-860 @ 2.80GHz
Motherboard
Gigabyte Technology Co., Ltd. P55-UD3L
Memory
4.00 GB
Graphics Card(s)
NVIDIA GeForce GTX 750
Sound Card
(1) Line 6 UX2 (2) Realtek High Definition Audio
Monitor(s) Displays
23" acer
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) WDC WD5000AAKS-00D2B0 ATA Device (2) Seagate FreeAgent Go 250G USB Device
Cooling
Corsair H75 liquid cooler (Very easy to install, actually)
Internet Speed
60M cable modem-->Linksys E1200-->1Gbps net card
Browser
Chrome
Other Info
This is probably the longest I've ever had a Windows machine run without having to restore it to scratch. I'm used to restoring to "factory" about every 2 yrs. I've run with Win7 since new in 2009 and only recently (Nov, '14) restored to clean up the machine from all my 'xperimenting. LOL!! I may never need another machine.

Upgraded to 10 when it was still free, then installed 2017 update.
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