Chapter 2 Hardware
VMG/EMG/AM/DM/GM Series User’s Guide
38
2.1.5 EMG5523-T50B
Figure 21 EMG5523-T50B
The following are the LED descriptions of your EMG5523-T50B.
Table 7 EMG5523-T50B LED Descriptions
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 detected 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.
Ethernet
WAN
Green On The Ethernet link is up.
Off The Ethernet link is down.
Internet Green On The Zyxel Device 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 Zyxel Device is sending or receiving IP traffic.
Off There is no Internet connection or the gateway is in bridged mode.
Red On The Zyxel Device attempted to make an IP connection but failed.
Possible causes are no response from a DHCP server, no PPPoE
response, PPPoE authentication failed.
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