Chapter 1 Introducing the ZyXEL Device

P-660HW-Dx User’s Guide
36

The following table describes the LEDs.

1.5 Hardware Connections

Refer to the Quick Start Guide for information on hardware connections.

Table 2 Front Panel LEDs

LED COLOR STATUS DESCRIPTION
POWER Green On The ZyXEL Device is receiving power and functioning
properly.
Blinking The ZyXEL Device is rebooting or performing diagnostics.
Red On Power to the ZyXEL Device is too low.
Blinking The system is not ready or has malfunctioned.
ETHERNET
(1~4)
Green On The ZyXEL Device has a successful Ethernet connection.
Blinking The ZyXEL Device is sending/receiving data.
Off The LAN is not connected
WLAN Green On The wireless LAN is ready.
Blinking The ZyXEL Device is sending/receiving data through the
wireless LAN.
Off The wireless LAN is not ready or has failed.
DSL Green On The DSL line is up.
Blinking The ZyXEL Device is initializing the DSL line.
Off The DSL line is down.
INTERNET Green On The Internet connection is up.
Blinking The ZyXEL Device is sending/receiving data
Red On The ZyXEL Device failed to get an IP address.
Off The Internet connection is down.