LG-Ericsson EARU 1211, User Manual, Page: 14 / 32

LEDs and Port functions
Number Indicator Usage Color Function
①
L
E
D
PWR
Power
display
Green
ON : Power OK and normal status
Blink : Firmware Downloading
②
STS
Status
display
Red
ON : Alarm event
①+②
Combina
tion
Blink (by turns) : CPU booting
Blink (at once) : Main application loading
Green OFF, Red ON : Boot Fail
Green OFF, Red OFF : Check power supply
③
WAN
Network
Display
Green
ON : Link ON
Blink : Activity
④
LAN
Ethernet
display
Green
ON : Link
Blink : activity
⑤
TEL POTS
display
Green
ON : Off Hook
Blink : Ringing
⑥
ETH
(in RJ-45)
Ethernet
display
Green
ON : Link
Blink : activity
Orange
ON : 1000Base-T
OFF : 10/100Base-T
⑦
DC 12V, 1A Power input - Port for the DC power adapter
⑧
PON
Optical cable
connection
-
This port (optical) should be accessed only by
the service provider. It is the access point to
the service provider’s network.
⑨
SFP
SFP module
connection -
This port should be accessed only by
the service provider. It is the access point to
the service provider’s network.
⑩
ETH1-4
For connection
to Ethernet
-
Ethernet ports that will connect to user devices
supporting 10/100/1000 Mbps.
⑪
TEL1-2
For connection
to POTS
-
POTS ports that will connect to user devices
supporting Telephone.