Very recently, I let my laptop (HP) battery get too low, and it died on me. Usually, upon plugging in the adaptor, everything starts right back up again. However, this time, the laptop runs, but all I can see is a black screen. I can even hear the little chime when windows starts (vista), but all I can see is black. I don't think it's a backlight issue, as I the black screen still emits a sort of "glow". I know I need a new battery, but as long as it's plugged into the power supply, shouldn't it work fine? …

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I got a USB video card to give my development computer another monitor without getting a new video card. I started getting a headache after thinking about how they work... The product (as advertised) uses USB 2.0 and can output 2048x1152 resolution with 32 bit color at 60Hz. A bit of math to figuire out the throughput... 2048 x 1152 = 2359296 pixels 2359296 x 32bits per color = 2359296 x 4 bytes per color = 9437184 bytes/frame 60Hz x 9437184 bytes/frame = 566,231,040 bytes per second = 540 MB/second USB 2.0 throughput is rated at a theoretical maximum of …

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Hi all, This is venkatesh, i have problem with usb drives . I need a way to access data card but not usb drives through usb port. I need to do this very urgently. The one way is when u disable usb ports my data card also not works. what can i do in this situation. Any one plz help me, Thanks in advance

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The End.