SC200/220 SAS EnclosuresDell Compellent 25SC200/220 Drive NumberingIn SC200 and SC220 enclosures, drives are numbered from left to right starting from 0.Storage Center identifies drives as Disk-XX‐YY, where XX is the number of the enclosurethat physically contains the drive, and YY is the drive position inside the enclosure. SC200: Drives are numbered in rows starting from 0 at the top‐left drive.Figure 23. SC200 Enclosure Drive Numbering SC220: Drives are numbered starting from 0 at the left‐most drive.Figure 24. SC220 Enclosure Drive NumberingDrive 1Drive 5Drive 9Drive 2Drive 6Drive 10Drive 3Drive 7Drive 11Drive 4Drive 8Drive 00 1 32 4 6 10 115 7 8 9 12 13 14 16 17 18 19 20 21 22 2315