re: USB Bandwidth Exceeded - 680i SLI BIOS fix?
Wednesday, November 4, 2009 at 5:45 pm
Windows XP Annoyances Discussion Forum
Posted by Ricer46
(22029 messages posted)
I don't see why you think that this is an XP issue.
Seems like a hardware question.
Also your Power Supply is not a factor on whether or not your mobo might be overloaded.
On Wednesday, November 4, 2009 at 3:41 pm, Watashi wrote:
>Hi everyone,
>
>I've had the 680i SLI eVGA T1 (I believe it's the T1 and not the A1, whichever is
>the improved model) for about 2 years, give or take. It's been fantastic, overclocking
>with no problems, changed hardware here an there, wonderful.
>
>For the first time in my life I received a USB bandwidth exceeded error message
when
>I plugged in my ABS AZ1 7.1 USB headset and made a video call on Skype using a USB
>webcam, more specifically the Namtai version of the PS2 Eyetoy. I'm running a clean,
>freshly installed Windows XP Pro SP3.
>
>I have the following plugged into my USB ports:
>
>front 2 USB ports:
>nothing
>
>back bottom 4:
>HP Deskjet 840C printer
>Razer Copperhead Laser mouse
>basic Logitech USB keyboard, no multimedia buttons, just numpad, letters, numbers,
>F keys, the basics
>Lite-On Lightscribe Dual Layer DVD +/- RW 16x
>
>back top 2:
>nothing
>
>Of course, my Eyetoy is plugged in as well, but I've tried unplugging all devices,
>so that ALL 8 ports are free, plugging in just my Eyetoy and headset, and it still
>tells me USB bandwidth exceeded.
>
>Here's the kicker - for the last year or so, I've had the Eyetoy, DVD drive, Logitech
>USB keyboard, Razer Laser mouse, and printer ALL running at the same time, in the
>back ports..and have never received that message. Do those devices really take up
>such a small amount?
>
>I've searched for countless things on Google, but I just can't seem to find anything
>concrete, other than things pointing to install a new USB host. However, I'm not
>really willing to spend $15 on a PCI card, when I bought the headset during a $10
>off sale.
>
>When I get the message for the USB bandwidth exceeded, I look at the percentages
>allocated, and with ONLY my Eyetoy plugged in, there is 10% "system reserved" on
>one host, and 25% system reserved on the other, which is the same host as the Eyetoy,
>which takes a whopping 60%. It says there is 12% free, which is confusing, then
says
>the new device (after plugging in my headset) is requesting 16%. Now, to be only
>4% short, makes me feel like the Eyetoy should kick it down from 60% to 56%, because
>I don't need the Eyetoy's audio, and since the headset is 7.1 surround sound, as
>well as a microphone, it makes sense that the much lower quality stereo audio on
>the Eyetoy shouldn't need THAT much just for video. It's not a high definition camera,
>and because there are specifically for Windows XP 32-bit (which I have) written
drivers,
>the Eyetoy should NOT need all of the functions the PS2 does, like certain recognitions
>of a person for affecting gameplay and fancy things of the like.
>
>In a nutshell, I'm just looking for a way to be able to plug in my headset and Eyetoy
>and be able to use the both on Skype during a video call.
>
>If I have absolutely NO options with the current hardware I have, and no matter
what
>I'm going to have to spend more money and wait, would it be more practical to get
>a USB to audio plus microphone jack converter for my headset, or will that remove
>the ability for 7.1 surround sound? Otherwise, will buying a very highly reviewed
>PCI card with a few USB ports resolve my problem if I plug my headset and Eyetoy
>into the separate host ports? Is there a way to lower the system reserved USB bandwidth,
>even by just 4%?
>
>Thank you very much in advance! I'm greatly looking forward to any contributions!
>
>EDIT: Just a quick update - I have to Host Controllers:
>
>Standard Enhanced PCI to USB Host Controller
>System Reserved - 11%
>
>Standard OpenHCD USB Host Controller
>System Reserved - 25%
>USB Composite Device - 60%
>
>I can't figure out how to access the the Enhanced PCI to USB Host Controller..especially
>because I do NOT have a PCI card installed....how would I access it? There are 2
>leads on the motherboard but I attempted to plug in a multi-card reader/floppy 7-in-1
>drive and the drive fails to work or light up. I can't tell if it's the drive since
>I have no other devices that connect to internal USB leads.
>
>I have an extra USB 2.0 port cable that came with the motherboard that I can connect
>to that lead, but I'm afraid to do it in case of power overload, or whatever. Should
>be fine though, considering I have a 700W power supply with extra power to spare.
>
>Also, is the OpenHCD controller actually USB 2.0?
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