Lenovo 3797 manual USB keyboard, mouse, or pointing-device problems

vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee the parts listing in the Hardware Maintenance Manual to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU).

vIf an action step is preceded by “(Trained service technician only),” that step must be performed only by a trained service technician.

Symptom	Action
The server resets (restarts)	1. If the reset occurs during POST and the POST watchdog timer is enabled (click
occasionally
	Advanced Setup --> Baseboard Management Controller (BMC) Setting -->
	BMC Post Watchdog in the Configuration/Setup Utility program to see the
	POST watchdog setting), make sure that sufficient time is allowed in the
	watchdog timeout value (BMC POST Watchdog Timeout). See the User Guide
	for information about the settings in the Configuration/Setup Utility program.
	If the server continues to reset during POST, see the “POST” and “Diagnostic
	programs” sections in the Hardware Maintenance Manual.
	2. If the reset occurs after the operating system starts, disable any automatic
	server restart (ASR) utilities, such as the IBM Automatic Server Restart IPMI
	Application for Windows, or ASR devices that may be installed.
	Note: ASR utilities operate as operating-system utilities and are related to the
	IPMI device driver.
	If the reset continues to occur after the operating system starts, the operating
	system might have a problem; see “Software problems” on page 141.
	3. If neither condition applies, check the system event/error log or BMC system
	event log (see “Error Logs” in the Hardware Maintenance Manual).

USB keyboard, mouse, or pointing-device problems

vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee the parts listing in the Hardware Maintenance Manual to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU).

vIf an action step is preceded by “(Trained service technician only),” that step must be performed only by a trained service technician.

Symptom	Action
All or some keys on the	1.	If you have installed a USB keyboard, run the Configuration/Setup Utility
keyboard do not work.
		program and enable keyboardless operation to prevent the POST error
		message 301 from being displayed during startup.
	2.	See http://www.lenovo.com/thinkserver for keyboard compatibility.
	3.	Make sure that:
		v The keyboard cable is securely connected.
		v The server and the monitor are turned on.
	4.	Move the keyboard cable to a different USB connector.
	5.	Replace the following components one at a time, in the order shown, restarting
		the server each time:
		a. Keyboard
		b. (Only if the problem occurred with a front USB connector) Internal USB
		cable
		c. (Trained service technician only) System board

132ThinkServer RD220 Types 3729, 3779, 3797, and 3798: Installation and User Guide