ZyXEL Communications 652 Network Router User Manual


 
Prestige 652 ADSL Security Router
Troubleshooting 29-1
Chapter 29
Troubleshooting
This chapter covers potential problems and the corresponding remedies.
29.1 Problems Starting Up the Prestige
Table 16-1 Troubleshooting the Start-Up of Your Prestige
PROBLEM CORRECTIVE ACTION
None of the
LEDs turn on
when I turn on
the Prestige.
Make sure that the Prestige’s power adapter is connected to the Prestige and plugged in to
an appropriate power source. Check that the Prestige and the power source are both turned
on.
Turn the Prestige off and on.
If the error persists, you may have a hardware problem. In this case, you should contact your
vendor.
1. Make sure the Prestige is connected to your computer's serial port.
VT100 terminal emulation.
9600 bps is the default speed on leaving the factory.
Try other speeds in case the speed has been changed.
I cannot
access the
Prestige via
the console
port.
2. Make sure the communications
program is configured correctly.
The communications software
should be configured as follows:
No parity, 8 data bits, 1 stop bit, data flow set to none.
29.2 Problems with the LAN LED
Table 29-1 Troubleshooting the LAN LED
PROBLEM CORRECTIVE ACTION
Check your Ethernet cable connections and type (crossover when connecting to a
computer or straight-through when connecting to a hub).
Check for faulty Ethernet cables.
The LAN LEDs do not
turn on.
Make sure your computer NIC (Network Interface Card) is working properly.