不需要设置跳线,如果是双硬盘只需要在主板bios里设置好启动顺序即可。如需设置请参考:http://cache.baidu.com/c?word=%CF%A3%BD%DD%3B%D3%B2%C5%CC%3B%B5%C4%3B%CC%F8%CF%DF%3B%C9%E8%D6%C3&url=http%3A//www%2E54master%2Ecom/bbs/thread%2D50458%2D1%2D22%2Ehtml&b=9&a=0&user=baidu