1  /  2  /  3  PSU slots
Install power supply units to these slots, connect them to power cords. Make sure the power cords are 
connected properly.
Important: When installing the power supply units, make sure to follow the instruction on the label in each 
slot.  
•  For slot 1 (
1 ), the PSU must be installed with the fan downward.
•  For slots 2 and 3 (
2  and  3 ), the PSU must be installed with the fan upward.
Following are the power supplies supported by the system: 
•  CRPS 1300-watt Titanium, input power 200-240V
•  CRPS 1300-watt Platinum, input power 200-240V
•  CRPS 1600-watt Titanium, input power 200-240V
•  CRPS 2700-watt Titanium, input power 200-240V
•  CRPS 2700-watt Platinum, input power 200-240V
For more information on the power supply LED, see 
“Power supply LED” on page 207.
Node rear view
The following illustrations show the controls and connectors on the rear of the ThinkSystem SD530 V3 node. 
Depending on the specific configuration, some of the components or connectors might not be supported.
Figure 4. Rear view
Table 11.  Components on the rear view
1  PCIe slot 1
4  USB 2.0 connector with Lenovo XClarity Controller 
(XCC) management
2  OCP slot
5  USB 3.2 Gen 1 (5 Gbps) connector
3  Mini DisplayPort connector
6  XCC system management port (10/100/1000 Mbps RJ- 
45)
1  PCIe slots
Install PCIe adapters to the riser.
Table 12.  PCIe slots
1  PCIe slot 1 PCI Express 5.0 x16, HH/HL, 75-watt
2  OCP slot
The system may support a 2-port or a 4-port OCP module for network connections. Port numbering are 
shown in the illustrations below. 
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ThinkSystem SD530 V3 User Guide