ZyXEL Communications 401 User Manual
Chapter 5 LEDs and Troubleshooting
PLA-4xx Series User’s Guide
45
Figure 35 PLA-470 LEDs
The following table describes the LED behavior.
5.2 Power and LED Problems
V
The PLA-4xx does not turn on. None of the LEDs turn on.
1 Make sure you are using the power cord included with the PLA-4xx.
2 Make sure the power cord is connected to the PLA-4xx and plugged in to an appropriate
2 Make sure the power cord is connected to the PLA-4xx and plugged in to an appropriate
power source. Make sure the power source is turned on.
3 Disconnect and re-connect the power cord to the PLA-4xx.
4 Remove the powerline adapter from the outlet. Then connect an electrical device that
4 Remove the powerline adapter from the outlet. Then connect an electrical device that
you know works into the same power outlet. This checks the status of the power outlet.
5 If the problem continues, contact the vendor.
V
The ETHN LED does not turn on.
1 Check the hardware connections. See the Quick Start Guide.
Table 8 PLA-470 LEDs
ICON
STATUS
DESCRIPTION
On
The PLA-470 is on and receiving power.
Off
The PLA-470 is not receiving power.
On
The POWER port detects another powerline adapter.
Blinking
The PLA-470 is communicating with another powerline adapter.
Off
The POWER port is not detecting another powerline adapter.
On
The ETHERNET port is on and ready and the PLA-470 detects a
device connected to it.
Blinking
The PLA-470 is communicating with a router, modem, switch or a
computer connected to it.
Off
The PLA-470 does not detect any devices connected to its
ETHERNET port.