If it's 4.x, you will need to use the DVD's from start. It will take care of the RAID setup for the mirrored drives, then start the OS load of windows 2000, etc. Once that is done, a script will take care of loading CCM.
But if your primary is dead, you wont be able to create the mirror, hence stopping the load the CCM OS. You can load one drive, but if this is for production, get the drive replaced, or try simply pulling the drive out, pushing it back in. Sometimes they are just seated well in the bay.
These are the paths to get to each CCX logs through CLI. They may be helpful if you are having issues accessing RTMT or downloading logs through it.
If you want to download them you have to prefix "file get " and you can add one of the options (re...