TX2550 M4 Upgrade and Maintenance Manual 375
Mounting order for accessible drives
Figure 270: Accessible drive configurations
Order Accessible drive Drive bay Max. Occupied Interface
1 ODD (full height) Bay 1 1 1.6" x 5.25" SATA
1
Slimline ODD
in Multibay
Bay 1 1 0.5" x 5.25 SATA
2 LTO5 HH Ultrium
Bay 3
if occupied: Bay 2 or 1
1 1.6" x 5.25" SAS
2 LTO6 HH SAS (IBM)
Bay 3
if occupied: Bay 2 or 1
1 1.6" x 5.25" SAS
2 LTO7 HH SAS (IBM)
Bay 3
if occupied: Bay 2 or 1
1 1.6" x 5.25" SAS
3 RDX drive USB
Bay 3
if occupied: Bay 2 or 1
2 1.6" x 5.25 USB 3.0
4
3.5-inch SAS HDD box
(4x HDD, ODD)
Bays 2+3 1 3.2" x 5.25" PCIe
4
2.5-inch SAS HDD box
(8x HDD)
Bays 2+3 1 3.2" x 5.25" SAS
Table 3: Accessible drive mounting sequence
5.25“ x 1.6“ 5.25“ x 1.6“
5.25“ SL ODD 5.25“ SL ODD
Bay 1
3.5“ HDD
5.25“ x 1.6“
8 x 2.5“ HDD
3.5“ HDD
5.25“ x 1.6“ Bay 2
3.5“ HDD
5.25“ x 1.6“ 5.25“ x 1.6“ Bay 3
3.5“ HDD