hi, im new but i have been reading everywhere about my problem but cant figure out what is causing it. i have a presario 2100 (which has no hi-spped usb) and i bought a 2.0 usb pcmcia card (compaq like the laptop. and i have a sony drx-530ul with upgraded to 2.0 so well the problem is that i can read and stuff from the burner and i can transmit data from the usb card to like a printer or my gba. but when i connect the burner through the pcmcia card i cant burn, it tells me it has a buffer faiure. i start burning and it like freezes at the buffering part and ruins my disk. so can you help? wat could be the problem the card, pc, or burner.