ZyXEL Communications PLA-470 - Manual (Page 71)

Chapter 7 LEDs and Troubleshooting
PLA-4xx Series User’s Guide
71
The following table describes the behavior of the lights on the PLA491.
7.2 Power and Light Problems
V
The PLA-4xx does not turn on. None of the lights 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
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
you know works into the same power outlet. This checks the status of the power outlet.
5 If the problem continues, contact the vendor.
Table 16 PLA491 Lights
LIGHTS ICON COLOR STATUS DESCRIPTION
POWER Green On The PLA491 is on and receiving power.
It also indicates a successful connection using the
ENCRYPT button.
Blinking The PLA491 is starting up.
It also indicates the PLA491 is trying to connect with
another device using the ENCRYPT function.
Blinking at the same time as the HomePlug light indicates
an unsuccessful connection if you have used the
ENCRYPT button.
Off The PLA491 is not receiving power.
HomePlug Green On The PLA491 detects another powerline adapter. The data
transfer rate is greater than 40 Mbps.
Amber The PLA491 detects another powerline adapter. The data
transfer rate is between 10~40 Mbps.
Red The PLA491 detects another powerline adapter. The data
transfer rate is between 0~10 Mbps.
Green/
Amber/
Red
Blinking The PLA491 is communicating with another powerline
adapter. Data is being transmitted and/or received.
Blinking at the same time as the POWER light indicates an
unsuccessful connection if you have used the ENCRYPT
button.
Off The HomePlug port does not detect another powerline
adapter.
ETHERNET Green On The ETHERNET port is on and ready and the PLA491
detects a device connected to it.
Blinking The PLA491 is communicating with a router, modem,
switch or a computer connected to it.
Off The PLA491 does not detect any devices connected to its
ETHERNET port.