# The References for Building Raid with LSI Card
* https://www.supermicro.com/manuals/other/MegaRAID_SAS_Software_Rev_I_UG.pdf
* PD Missing: https://www.youtube.com/watch?v=ARSWhutJcVM&fbclid=IwAR2LEW18sTtQKujjoe9yxQXKFBtThrj_2utyDVJpoC9Gl0RmXKQB9eduv3g&ab_channel=PaulBraren
* A hot spare completes the rebuild process and is brought into a drive group: https://sites.google.com/a/storaid.org/storaid/storage-raid/lsi-raid-software-stack/megaraid-stack/beep-code-detection?tmpl=%2Fsystem%2Fapp%2Ftemplates%2Fprint%2F&showPrintDialog=1
* All drives are online and DG is optimal. But alarm keeps:
1. Delete DG
2. New configuration
3. No need to initialize any drive
4. Reboot and check the alarm is off or not
5. Reinstall the OS