Lenovo ThinkEdge SE455 V3 User Manual page 28

Table 8. PCIe riser assemblies and corresponding slots
PCIe riser assembly
PCIe riser 1
1
PCIe riser 2
2
Note: PCIe riser 2 is optional. The models without PCIe
riser 2 come with a riser blank filler.
Front drive bays (Bay 0-3)
3
Install 2.5-inch drives to these bays. See
Power supply unit bays (PSU 1-2)
4
Install power supply units to these bays, and connect power cords to the power supply units. Make sure the
power cords are connected properly. SE455 V3 supports the following types of power supplies:
• 1800-watt Platinum, input power 230 VAC
• 1100-watt Titanium, input power 230 VAC
• 1100-watt Platinum, input power 115-230 VAC
• 1100-watt -48V DC power supply unit
For more information on the power supply LEDs, see
Grounding points
5
Connect the grounding wires to these threaded studs.
USB 2.0 Type-A connector with Lenovo XClarity Controller management
6
Connection to Lenovo XClarity Controller is primarily intended for users with a mobile device running the
Lenovo XClarity Controller mobile application. When a mobile device is connected to this USB port, an
Ethernet over USB connection is established between the mobile application running on the device and the
Lenovo XClarity Controller.
Only one mode is supported:
20 ThinkEdge SE455 V3 User Guide
PCIe slots (top to bottom)
• Slot 3: x16 (Gen5 x16 lanes)
• Slot 4: x16 (Gen4 x8 lanes)
• Slot 5: x16 (Gen4 x8 lanes)
Notes:
• When the serial port module is installed, Slot 5 is not
supported.
• When a double-wide GPU is installed in Slot 3, Slot 4 is
not supported.
• Slot 6: x16 (Gen4 x8 lanes)
• Slot 7: x16 (Gen5 x16 lanes)
• Slot 8: x16 (Gen4 x8 lanes)
Notes:
• Slot 6 and Slot 8 are not supported in the following
configurations:
– Front SATA drive backplane and internal NVMe
drive backplane connect to the system board
– Front NVMe drive backplane and internal NVMe
drive backplane connect to the system board
• When a double-wide GPU is installed in Slot 7, Slot 6 is
not supported.
"Install a front hot-swap drive" on page 103
"Power supply LEDs" on page
for more information.
274.