Read bios check point value , compare with bios error code message , will know defective position 读取bios检查点check point之值,此时将error code位置数字显示器所显示
Error code message , will know defective position . also can use test card for software program check point display 对照所用bios之错误码error code ,即可知故障所在,加速检修
Hardware debug : read bios check point value , compare with bios error code message , will know defective position 读取bios检查点check point之值,此时将error code位置数字显示器所显示
Error code message , will know defective position . also can use test card port 80h 300h for software program check point display 开机测试完毕后,可利用本卡port 80h 300h当做其他软体检查点显示
Test card read bios check point value , compare error code display value with bios error code message , will know defective position 之号码,对照所用bios之错误码error code ,即可知故障所在,加速检修