I9990301: Hard disk error. （硬盘有故障）；I9990302: Invalid hard disk boot record. （无效的硬盘引导纪录）；I9990305: No bootable device. （无可用的启动引导设备）； 1. Check that the operating system is installed in the hard disk drive. If not, install the operating system.（检查硬盘上有否安装操作系统）；...
