按向导来做,不就行了吗?新建设备,选择200
详见:http://wenku.baidu.com/link?url=mi1anB8KiTs3X9I5dHmUXr2DTolJeptsnHoybnmscchd4gfSeAZonieiiHZ26cAWQ81o7eE5SBQ8JTYbojF88z0H9k4mP4i0oY_F7kT9iTq