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flash drives only work on certain usb ports on back of mobo


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Whats up fellas I got a lil bit of a problem and I'm out of ideas. On my internet/music rig I cant seem to get either one of my flash drives to work. Whats going on is i have two diff mem sticks a microcenter 4gb on and a pqi 2gb one. both of them work in my gaming rig, my moms laptop, and my sisters computer which all are running the exact same os which would be windows 7 home premium 32 bit. on the back of my mobo i have 8 usb ports the top 4 are used by my mouse, keyboard, webcam and printer. the bottom four are completely open and not used b anything. both of the usb ports on my case which are plugged directly into the mobo wont work with either flash drie and gives me and error message that says unknown drvice. the bottom two usb ports on the back of my mobo wont work either with the flash drives and give me the same message and says the driver failed to install correctly when i plug them in. the two above them which would be the fifth and sixth down actually do work. so i've got 8 usb ports that wont work with the flash drives and 2 that will but they'll only work with one or the other and it just doesn't make any sense at all. i've even tried formatting the flash drives and i updated the bios on my mobo and still didn't work. here are the specs for this rig.....

 

E8400

GA-EP43-UD3L

2x1gb OCZ Platinum 1066

sony blu-ray player

WD hard drive

memory card reader

corsair 400w psu

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Hmmm

 

Some motherboards require you set a jumper inside (on the mobo)

when using extra USB (headers made for front connectors)

 

"JUSB1" is one of the generic names for it. its alike a CMOS jumper, one setting allows it to save, one resets it.

 

except its more like a off and on switch or a voltage switch

 

might not be it, but worth a shot!

Edited by cirro

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Whats up fellas I got a lil bit of a problem and I'm out of ideas. On my internet/music rig I cant seem to get either one of my flash drives to work. Whats going on is i have two diff mem sticks a microcenter 4gb on and a pqi 2gb one. both of them work in my gaming rig, my moms laptop, and my sisters computer which all are running the exact same os which would be windows 7 home premium 32 bit. on the back of my mobo i have 8 usb ports the top 4 are used by my mouse, keyboard, webcam and printer. the bottom four are completely open and not used b anything. both of the usb ports on my case which are plugged directly into the mobo wont work with either flash drie and gives me and error message that says unknown drvice. the bottom two usb ports on the back of my mobo wont work either with the flash drives and give me the same message and says the driver failed to install correctly when i plug them in. the two above them which would be the fifth and sixth down actually do work. so i've got 8 usb ports that wont work with the flash drives and 2 that will but they'll only work with one or the other and it just doesn't make any sense at all. i've even tried formatting the flash drives and i updated the bios on my mobo and still didn't work. here are the specs for this rig.....

 

E8400

GA-EP43-UD3L

2x1gb OCZ Platinum 1066

sony blu-ray player

WD hard drive

memory card reader

corsair 400w psu

had the same problem with my usb controller a while back....I can't remember what made it this way or what fixed it though. I think it was a cmos reset, after which I noticed my controller not being recognized by any USB port. No fix was found online so I just started switching usb stuff randomly and something fixed it, where as before not 1 port worked for the controller, now I think only my 2 front don't recognize it but anywhere else it works.

 

If you don't have what cirro said, try to reconfigure your USB device placement.

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