Fujitsu PRIMERGY TX2550 M5 Upgrade And Maintenance Manual page 251

Figure 147: Numbering SAS backplanes
1 SAS backplane 1
2 SAS backplane 2
▶ Disconnect all cables from the corresponding SAS backplane.
TX2550 M5
Hard disk drive (HDD) / solid state disk (SSD)
3
4
Upgrade and Maintenance Manual
SAS backplane 3
SAS backplane 4
251