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.”