Network Router User Manual

Problems During First Startup
Cisco 805 Router Hardware Installation Guide
3-2
Problems During First Startup
Table 3-1 lists problems that could occur the first time you turn on the power switch.
Table 3-1 Problems During First Startup
Symptom Problem Solutions
All LEDs, including
OK LED, are off.
No power to router. Perform the following tasks in the following order:
1 Make sure that the power switch is set to ON.
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 after these checks, the power supply
might be faulty. Contact your Cisco reseller.
No connection to
Ethernet device.
(The LINK LED on
the back panel is
off.)
A cable-related
problem:
Improperly
connected cable.
Damaged cable.
Perform the following tasks in the following order:
1 To make sure you have cabled the device correctly, refer to
Figure 2-3 or Figure 2-4 in Chapter 2, “Installing the Cisco
805 Router.”
2 Make sure 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.
Improperly set router
HUB/NO HUB button
or hub equivalent of
HUB/NO HUB button.
To make sure you have set buttons correctly, refer to Table 2-1
in Chapter 2, “Installing the Cisco 805 Router.”
Improperly functioning
network interface card
(NIC) on server, PC, or
workstation.
Run the NIC diagnostic supplied by the vendor to make sure it
is functioning properly. If it is not, replace it.
If the problem continues after these checks, call your Cisco
reseller.
No connection to
serial device. (The
CD LED on the front
panel is off for a
long time.)
Wrong cable. To make sure you are using the correct cable, refer to
Appendix A, “Selecting a Serial Cable.”