Voyant DD rouge fixe disque mauvais mycloudEX2Ultra

Le boitier mycloudEX2Ultra neuf, ne lis pas les deux disques 4TO WD Black.
Deux voyants rouge fixe en façade.
Dans quel format les formater ?

See the dedicated subforums where there is discussion on the EX2 Ultra. This subforum (My Cloud) generally discusses a different device, the single bay/single drive My Cloud.

OS3 My Cloud EX2 Series
https://community.wd.com/c/network-attached-storage/wd-my-cloud-ex2/109

OS5 My Cloud EX Series
https://community.wd.com/c/os5/my-cloud-ex-series/255