Справочник Пользователя для ZyXEL Communications P-870HW-I
P-870HW-I1 User’s Guide
Chapter 39 Troubleshooting
351
C
H A P T E R
39
Troubleshooting
This chapter covers potential problems and the corresponding remedies.
39.1 Problems Starting Up the ZyXEL Device
The following table identifies some remedies if you have problems starting up the ZyXEL
Device.
Device.
39.2 Problems with the LAN
The following table identifies some remedies if you have problems with the LAN connections.
Table 164 Troubleshooting Starting Up Your ZyXEL Device
PROBLEM
CORRECTIVE ACTION
None of the
lights turn on
when I turn on
the ZyXEL
Device.
Make sure that the ZyXEL Device’s power adaptor is connected to the ZyXEL Device
and plugged in to an appropriate power source. Make sure that the ZyXEL Device and
the power source are both turned on.
Turn the ZyXEL Device off and on.
If the error persists, you may have a hardware problem. In this case, you should
Turn the ZyXEL Device off and on.
If the error persists, you may have a hardware problem. In this case, you should
contact your vendor.
Table 165 Troubleshooting the LAN
PROBLEM
CORRECTIVE ACTION
The LAN lights
do not turn on.
Check your Ethernet cable connections (see the Quick Start Guide for details).
Check for faulty Ethernet cables.
Check for faulty Ethernet cables.
Make sure your computer’s Ethernet card is working properly.
I cannot access
the ZyXEL
Device from the
LAN.
Make sure that the IP address and the subnet mask of the ZyXEL Device and your
computer(s) are on the same subnet. See the appendices for information how to do
this.