Chapter 2 Hardware
AX/DX/EX/PX Series User’s Guide
40
2.2.5 DX5401-B0/1 and EX5401-B0/1
Figure 15 LED Indicators (DX5401-B0 / DX5401-B1 / EX5401-B0 / EX5401-B1)
Note: The phone LED is for the Zyxel Device with phone ports only; see Section 1.1 on page 19
for more information.
The following are the LED descriptions for your DX5401-B0/B1 and EX5401-B0/B1.
Table 10 LED Descriptions (DX5401-B0/B1 and EX5401-B0/B1)
LED COLOR STATUS DESCRIPTION
Power Green On The Zyxel Device is receiving power and ready for use.
Blinking The Zyxel Device is self-testing.
Red On The Zyxel Device detects an error while self-testing, or there is a device
malfunction.
Blinking The Zyxel Device is upgrading firmware.
Off The Zyxel Device is not receiving power.
DSL /
Ethernet
WAN
Green On The VDSL line or a successful 10/100/1000 Mbps Ethernet connection
on the WAN is up.
Slow Blinking The Zyxel Device is looking for a VDSL line.
Fast Blinking The Zyxel Device is initializing the VDSL line.
Off There is no Ethernet connection on the WAN.
Amber On The ADSL line on the WAN is up.
Slow Blinking The Zyxel Device is looking for an ADSL line
Fast Blinking The Zyxel Device is initializing the ADSL line.