Figure 478. Cable routing to 8i RAID/HBA adapter
From To
1  Backplane 1: SAS 0, SAS 1
1  8i adapter 
•  Gen 4: C0
•  Gen 3: C0C1
12 x 3.5-inch SAS/SATA backplane
This section provides cable routing information for the server model with the 12 x 3.5-inch SAS/SATA front 
backplane.
To connect power cables for the front backplane(s), refer to 
“Backplanes: server models with 3.5-inch front 
drive bays” on page 437
.
To connect signal cables for the front backplane(s), refer to the following cable routing scenarios depending 
on your server configuration.
• 
“Front backplane: 12 x 3.5" SAS/SATA” on page 441
•  “Front + rear backplanes: 12 x 3.5" SAS/SATA + 4 x 2.5"/2 x 3.5"/4 x 3.5" SAS/SATA/4 x 2.5" AnyBay” on 
page 442
•  “Front + middle backplanes: 12 x 3.5" SAS/SATA + 4 x 3.5"/4 x 2.5" SAS/SATA/8 x 2.5" NVMe” on page 
448
•  “Front + middle + rear backplanes: 12 x 3.5" SAS/SATA + 4 x 3.5" SAS/SATA + 4 x 3.5"SAS/SATA” on 
page 451
440
ThinkSystem SR665 V3 User Guide