Cisco Systems 274, 474 manual Symptom FRU or Action

Chapter 5 Troubleshooting the System Hardware

			Symptoms and Solutions
Table 5-7		Microprocessor Problems
	Symptom		Cause and Action
	The device emits a continuous		1. Correct any errors that are indicated by the LEDs (see the
	tone during POST, indicating		“Interpreting POST Diagnostic Front Panel LEDs and Beep
	that the microprocessor is not		Codes” section on page 5-16).
	working correctly.		2. Check the microprocessor and the VRM.
Table 5-8		Console Port (Serial Port) Problems
	Symptom		FRU or Action
	A serial device does not work.		1. Verify the following items:
	For more information about		a. The console device is connected only to the serial port labeled
	the serial port, see the
			COM1 or CONSOLE
	“Console Port Serial
			a. The device is compatible with the WAVE appliance.
	Connector” section on
	page 1-6.		b. The device is connected to the correct port (see the “Location
			of Ports and Connectors” section on page 1-3).
			2. Check for a failing serial device.
			3. Check the system board.
Table 5-9		Software Problems
	Symptom		Cause and Action
	Suspected software problem.		1. To determine if problems are caused by the software, verify the
			following items:
			a. Your device has the minimum memory needed to use the
			software.
			b. The software is designed to operate on your device.
			c. The software that you are using works on another device.
			2. If you received any error messages when using the application,
			see the information that comes with the software for a description
			of the messages and suggested solutions to the problem.
		Cisco Wide Area Virtualization Engine 274 and 474 Hardware Installation Guide
	OL-17739-01			5-11