Lenovo ThinkSystem SR650, Руководство по обслуживанию

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Keyboard, mouse, or USB-device problems
Use this information to solve problems related to a keyboard, mouse, or USB device.
• “All or some keys on the keyboard do not work.” on page 215
• “Mouse does not work.” on page 215
• “USB-device does not work.” on page 215
All or some keys on the keyboard do not work.
1. Make sure that:
• The keyboard cable is securely connected.
• The server and the monitor are turned on.
2. If you are using a USB keyboard, run the Setup utility and enable keyboardless operation.
3. If you are using a USB keyboard and it is connected to a USB hub, disconnect the keyboard from the
hub and connect it directly to the server.
4. Replace the keyboard.
Mouse does not work.
1. Make sure that:
• The mouse cable is securely connected to the server.
• The mouse device drivers are installed correctly.
• The server and the monitor are turned on.
• The mouse option is enabled in the Setup utility.
2. If you are using a USB mouse and it is connected to a USB hub, disconnect the mouse from the hub and
connect it directly to the server.
3. Replace the mouse.
USB-device does not work.
1. Make sure that:
• The correct USB device driver is installed.
• The operating system supports USB devices.
2. Make sure that the USB configuration options are set correctly in system setup.
Restart the server and press F1 to display the Lenovo XClarity Provisioning Manager system setup
interface. Then, click
System Settings
➙
Devices and I/O Ports
➙
USB Configuration .
3. If you are using a USB hub, disconnect the USB device from the hub and connect it directly to the
server.
Optional-device problems
Use this information to solve problems related to optional devices.
• “External USB device not recognized” on page 216
• “PCIe adapter is not recognized or is not functioning” on page 216
• “A Lenovo optional device that worked previously does not work now. ” on page 217
• “A Lenovo optional device that was just installed does not work.” on page 216
• “A Lenovo optional device that worked previously does not work now. ” on page 217
Chapter 4
.
Problem determination
215