Zyxel ZyWALL USG-1000 Manual Del Usuario página 13

Troubleshooting
Problem
None of the LEDs
turn on.
Corrective Action
Make sure that you have the power cord connected to the
ZyWALL and plugged in to an appropriate power source. Make
sure you have the ZyWALL turned on. Check all cable
connections.
If the LEDs still do not turn on, you may have a hardware
problem. In this case, you should contact your local vendor.
ENGLISH
13