ZyXEL Communications P-660RU-Tx 1.5 LEDs (Lights)

Chapter 1 Introducing the P-660RU-Tx

1.5 LEDs (Lights)

The following graphic displays the labels of the LEDs.

Figure 2 LEDs on the Top of the Device

None of the LEDs are on if the P-660RU-Tx is not receiving power.

Table 1 LED Descriptions

LED	COLOR	STATUS	DESCRIPTION
POWER	Green	On	The P-660RU-Tx is receiving power and ready for use.
		Blinking	The P-660RU-Tx is self-testing.
		Off	The P-660RU-Tx is not receiving power.
	Red	On	The P-660RU-Tx has failed from power self-testing or
			there is malfunction.
ETHERNET	Green	On	The P-660RU-Tx has an Ethernet connection with a
			device on the Local Area Network (LAN).
		Blinking	The P-660RU-Tx is sending/receiving data to /from the
			LAN.
		Off	The P-660RU-Tx does not have an Ethernet connection
			with the LAN.
DSL	Green	On	The DSL line is up.
		Blinking	The P-660RU-Tx is initializing the DSL line.
		Off	The DSL line is down.
INTERNET	Green	On	The P-660RU-Tx has an IP connection but no traffic.
			Your device has a WAN IP address (either static or
			assigned by a DHCP server), PPP negotiation was
			successfully completed (if used) and the DSL
			connection is up.
		Blinking	The P-660RU-Tx is sending or receiving IP traffic.
	Red	On	The P-660RU-Tx attempted to make an IP connection
			but failed. Possible causes are no response from a DHCP
			server, no PPPoE response, PPPoE authentication failed.
		Off	The P-660RU-Tx does not have an IP connection.

28
	P-660RU-Tx User’s Guide