Rear View - Lenovo ThinkSystem ST650 V2 Maintenance Manual

• If the connector is set for USB 2.0 function, you can attach a device that requires a USB 2.0 connection,
such as a keyboard, a mouse, or a USB storage device.
• If the connector is set for XClarity Controller management function, you can attach a mobile device
installed with the application to run XClarity Controller event logs.
• If the connector is set to have both functions, you can press the system ID button for three seconds to
switch between the two functions.

Rear view

The rear of the server provides access to several connectors and components.
Figure 9. Rear view
Table 8. Rear view
Hot-swap power supply 1
1
Hot-swap power supply 2 (optional)
2
External LCD diagnostics handset connector
3
XClarity Controller network connector
4
Four USB 3.2 Gen 1 connectors (4)
5
NMI button
6
Hot-swap power supplies
1 2
Install power supply units to these bays, connect them to power cords. Make sure the power cords are
connected properly.
You can purchase a power supply option from Lenovo and install the power supply to provide power
redundancy without turning off the server.
On each power supply, there are three status LEDs near the power cord connector. For information about the
status LEDs, see "Rear view LEDs" on page 26.
3 External LCD diagnostics handset connector
ThinkSystem ST650 V2 Maintenance Manual
24
PCIe slots 1-4 (top to bottom)
7
10Gb ethernet connectors (2)
8
Serial-port-module slot
9
VGA connector
10
PCIe slots 5-9 (top to bottom)
11