No USB or Keyboard connection when W7 install.

madsmagnus

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Nov 6, 2013
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Hey Toms!

So yeah I have just flashed a Asrock B85M Pro4 to the newest version so it can support haswell refresh. BIOS works fine, no problem at all. When I then move on to try to boot onto my USB stick, I loose power to both keyboard and I also assume my mouse (no indication light or anything). It happens when it passes the "loading windows files" and actually gets the Windows logo onscreen.

Tried default settings.. Nope
Tried playing enabling Legecy USB support (default)
Tried playing disabling Legecy USB support

Even tried having USB as first boot device so I didnt force into it..

Gah.. any ideas? This seems to be a problem that many have encountered but yeah.
 

madsmagnus

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Nov 6, 2013
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I'm actually not sure whether or not it worked. We booted with a G1820 because it didnt support the 4690 before flash. But no, same problem with USB 3.0 as other ports > If works in BIOS but it disables during the W7 load.

 

madsmagnus

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Nov 6, 2013
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10,710


I don't have a PS/2 keyboard or anything like that.. It's a solution but I'd rather get to the bottom of whats up :S.
 

madsmagnus

Honorable
Nov 6, 2013
182
1
10,710


Sorry for an INCREDIBLY late reply. I haven't been on TH for a while. Anyway, there are a few USB settings to play around with @ UEFI. You should be able to get it to work, but what case, mouse & keyboard are you using? I had a problem fx with using the BitFenix Pandora because the USB plugged LCD screen was bugging out.