Red PWR and faint Green with USB boot - Raspberry Pi Forums

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im trying boot pi usb sd card in also, before tried 2 sd cards didn't work, used xbmchub on mac install usb code terminal thing hard. i'm new come'r , need bit of help. i'm have keyboard plugged in along usb, , and sd card, i'v tried htc micro usb chargers it's still not working appreciated, im not linux command line :d

there's whole sub-forum on trouble-shooting http://www.raspberrypi.org/phpbb3/viewforum.php?f=28
somewhere in there you'll find help.
there's wiki http://elinux.org/raspberrypiboard


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