Appendix A Troubleshooting; Problems Starting Up The; Problems With The Ethernet Interface - ZyXEL Communications G-560 User Manual

This appendix covers potential problems and possible remedies. After each problem description,
some instructions are provided to help you to diagnose and to solve the problem.
Problems Starting Up the G-560
PROBLEM
None of the LEDs
turn on when I
plug in the power
adaptor.
The G-560
reboots
automatically
sometimes.

Problems with the Ethernet Interface

PROBLEM
Cannot access the
G-560 from the
LAN.
Troubleshooting
Chart A-1 Troubleshooting the Start-Up of Your G-560
Make sure you are using the supplied power adaptor and that it is plugged in to an
appropriate power source. Check that the power source is turned on.
If the problem persists, you may have a hardware problem. In this case, you should
contact your local vendor.
The supplied power to the G-560 is too low. Check that the G-560 is receiving
enough power.
Make sure the power source is working properly.
Chart A-2 Troubleshooting the Ethernet Interface
If the ETHN LED on the front panel is off, check the Ethernet cable connection
between your G-560 and the Ethernet device connected to the ETHERNET port.
Check for faulty Ethernet cables.
Make sure your computer's Ethernet adapter is installed and working properly.
Check the IP address of the Ethernet device. Verify that the IP address and the
subnet mask of the G-560, the Ethernet device and your computer are on the same
subnet.
Troubleshooting
CORRECTIVE ACTION
CORRECTIVE ACTION
ZyXEL G-560 User's Guide
Appendix A
A-1