Lenovo ThinkSystem SR665 V3 User Manual page 377

CFF expander + 8i/16i RAID/HBA adapter
The following shows the cable connections for the front 24 x 2.5-inch SAS/SATA + rear 4 x 2.5-inch SAS/
SATA configuration with one CFF expander and one 8i/16i RAID/HBA adapter.
Connections between connectors:
Figure 377. Front backplane cable routing
From
Backplane 1: SAS
1
Backplane 2: SAS
2
Backplane 3: SAS
3
CFF expander: RAID/
4
HBA
CFF expander: PWR
5
CFF 16i RAID/HBA adapter + CFF expander
The following shows the cable connections for the front 24 x 2.5-inch SAS/SATA + rear 4 x 2.5-inch SAS/
SATA configuration with one CFF expander and one CFF 16i RAID/HBA adapter.
Connections between connectors:
Front backplane cable routing
Cable routing when two processors installed
↔ ↔
, ,
1 1 2 2 3
To
CFF expander: C0
1
CFF expander: C1
2
CFF expander: C2
3
8i/16i adapter
4
• Gen 4: C0
• Gen 3: C0C1
Onboard: CFF EXP PWR
5
↔ ↔
, ,
1 1 2 2 3
↔ ↔
, ...
3 n n
Figure 378. Rear backplane cable routing
From
Backplane 4: SAS
1
Backplane 4: PWR
2
↔ ↔
, ...
3 n n
Chapter 6
To
CFF expander: C3
1
Onboard: 7mm power
2
connector
.
Internal cable routing
367