Lenovo ThinkSystem SR950 Setup Manual page 30

Install fans to these slots.
3 2.5-inch-drive bays (0-11)
The drive bays are used to install 2.5-inch drives. When you install drives, follow the order of the drive bay
numbers. The EMI integrity and cooling of the server are protected by having all drive bays occupied. The
vacant drive bays must be occupied by drive bay fillers or drive fillers.
4 System-error LED
For information about the system-error LED, see "Front operator panel" on page 27.
5 System ID button/LED
For information about the system ID button/LED, see "Front operator panel" on page 27.
6 Network activity LED
For information about the network activity LED, see "Front operator panel" on page 27.
7 Power button and power LED
For information about the power button and power LED, see "Front operator panel" on page 27.
8 Front operator panel with pull-out LCD display
For information about the front operator panel with pull-out LCD display, see "LCD system information
display panel" on page 28.
9 USB 2.0 port
Connect a USB device, such as a mouse, keyboard, or other devices, to either of these connectors.
10 USB 2.0 Lenovo XClarity Controller management port
Connection to XClarity Controller is primarily intended for users with a mobile device running the 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 XClarity Controller.
Select Network in BMC Configuration to view or modify settings.
Four types of settings are available:
• Host only mode
In this mode, the USB port is always solely connected to the server.
• BMC only mode
In this mode, the USB port is always solely connected to XClarity Controller.
• Shared mode: owned by BMC
In this mode, connection to the USB port is shared by the server and XClarity Controller, while the port is
switched to XClarity Controller.
• Shared mode: owned by host
In this mode, connection to the USB port is shared by the server and XClarity Controller, while the port is
switched to the server.
ThinkSystem SR950 Setup Guide
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