Cisco Systems 806 manual Problems During Initial Startup, Symptom Problem Solutions

Chapter 3 Troubleshooting

Problems During Initial Startup

Problems During Initial Startup

Table 3-1lists problems that a user might encounter when the router is initially booted.

Table 3-1 Problems During Initial Startup

Symptom	Problem		Solutions
All LEDs,	No power to router.		Perform the following tasks in order:
including OK			1.	Make sure that the power switch is set to ON.
LED, are off.
			2.	Make sure that all connections to and from the power
				supply are secure.
			3.	Make sure that the power outlet has power.
			4.	If the problem continues, the power supply could be
				faulty. Contact your Cisco reseller.
No connection to	A cable-related		Perform the following tasks in order:
modem or	problem:		1.	To make sure that you have cabled the device
Ethernet switch.
	•	Improperly		correctly, see Figure 2-4 or Figure 2-5 in Chapter 2,
(Internet LED is
		connected cable.		“Installation.”
off.)
	•	Damaged cable.	2.	Make sure that the connectors at both ends of the
				cable are securely seated.
			3.	Make sure the cable is not physically damaged. If it
				is, order another cable from Cisco, or replace it with
				a similar cable.

	Cisco 806 Router Hardware Installation Guide
3-2	78-10432-01