http://wiki.cyanogenmod.com/index.php?title=Samsung_Vibrant:_Rooting Try vol+ and vol- and plug into usb at the same time, no pwr button. http://www.addictivetips.com/mobile/fix-3-button-combo-download-recovery-mode-in-samsung-galaxy-s-gt-i9000/ http://ars.samsung.com/customer/usa/jsp/faqs/faqs_view_us.jsp?SITE_ID=22&PG_ID=2&PROD_SUB_ID=557&PROD_ID=560&AT_ID=340607 http://ars.samsung.com/customer/usa/jsp/faqs/faqs_view_us.jsp?SITE_ID=22&PG_ID=2&PROD_SUB_ID=557&PROD_ID=560&AT_ID=364488