Troubleshooting - ZyXEL Communications Prestige 623 Series Quick Start Manual

Prestige 623 Series Dual-link ADSL Router Quick Start Guide
PROBLEM
The PWR and/or SYS
LEDs are off.
The 10/100M LED is
off.
The DSL LED is off.
The USB LED is off.
I cannot access the
web configurator.
I cannot ping any
computer on the LAN.
I cannot get a WAN
IP address from the
ISP.
I cannot access the
Internet.
Make sure the Prestige is connected to the correct power adapter, the power
adapter is plugged into an adequate power supply and the Prestige power switch is
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.
Check the cable connection to the Prestige LAN port. Make sure your computer's
network card is working properly.
Make sure you are using the correct Ethernet cable type. Refer to the Hardware
Connection section.
Check the connection between the Prestige DSL port and the wall jack.
Check the USB connection to your computer.
The default user name is "admin" and the default password is "1234". If you have
changed the password and have forgotten, you need to reset the Prestige. See
User's Guide.
Make sure you type in the correct IP address. The default LAN IP address is
192.168.1.1 and the default for USB port is 192.168.1.2 (you may use either one).
If you changed the Prestige default LAN IP address then enter the new one as the
URL.
Verify that the IP address and the subnet mask of the Prestige and the computers
are on the same subnet.
If the 10/100M LED is off, check the cables between the Prestige and your
computer or hub.
Verify that the IP address and the subnet mask of the Prestige and the computers
are on the same subnet.
The WAN IP address is provided after the ISP verifies the MAC address, host name
or user ID.
Find out the verification method used by your ISP and configure the corresponding
fields.
Make sure the Prestige is turned on and connected to the network.
If the Prestige 's DSL LED is off, check the cable between the Prestige and the
telephone wall jack.
Make sure you entered your user name correctly. A username may be case-
sensitive.

Troubleshooting

CORRECTIVE ACTION
11