Lenovo ThinkSystem SR665 V3 User Manual page 510

Make sure that all cables and the console breakout cable are properly connected and secure.
Intermittent unexpected reboots
Note: Some uncorrectable errors require that the server reboot so that it can disable a device, such as a
memory DIMM or a processor to allow the machine to boot up properly.
1. If the reset occurs during POST and the POST watchdog timer is enabled, make sure that sufficient time
is allowed in the watchdog timeout value (POST Watchdog Timer).
To check the POST watchdog time, restart the server and press the key according to the on-screen
instructions to display the LXPM system setup interface. (For more information, see the "Startup"
section in the LXPM documentation compatible with your server at
.) Then, click BMC Settings ➙ POST Watchdog Timer.
overview/
2. If the reset occurs after the operating system starts, do one of the followings:
• Enter the operating system when the system operates normally and set up operating system kernel
dump process (Windows and Linux base operating systems will be using different method). Enter the
UEFI setup menus and disable the feature, or disable it with the following OneCli command.
OneCli.exe config set SystemRecovery.RebootSystemOnNMI Disable --bmc XCC_USER:XCC_PASSWORD@XCC_IPAddress
• Disable any automatic server restart (ASR) utilities, such as the Automatic Server Restart IPMI
Application for Windows, or any ASR devices that are installed.
3. See the management controller event log to check for an event code that indicates a reboot. See
logs" on page 475 for information about viewing the event log. If you are using Linux base operating
system, capture all logs back to Lenovo support for further investigation.
Keyboard, mouse, KVM switch or USB-device problems
Use this information to solve problems related to a keyboard, mouse, KVM switch or USB-device problems.
• "All or some keys on the keyboard do not work" on page 500
• "Mouse does not work" on page 500
• "KVM switch problems" on page 501
• "USB-device does not work" on page 501
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.
ThinkSystem SR665 V3 User Guide
500
https://pubs.lenovo.com/lxpm-
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