TD-8841
External ADSL2+ Router User Guide
4
Chapter 2. Hardware Installation Guide
The TD-8841 maintains six separate interfaces, including four Ethernet interfaces, one USB
interface and one ADSL interface. The Router should not be located where it will be exposed to
moisture or excessive heat. Place the Router where it can be safely connected to the various
devices as well as to a power source.
2.1 System requirement
Confirm your computer has been installed with networking interface card (NIC) before connecting
ADSL2+ Router to your computer, with the operating system supporting the TCP/IP protocol.
2.2 LED explanation
The front panel of ADSL2+ Router includes one power indicator and eight function indicators, as
explained in following chart:
Name
Status
Indication
On
Power is OK
Power
Off
Power fail
Flash
The ADSL Router is training
On
The LINE port is linked up
ADSL
Off
The LINE port is linked down
On
There is a mistake when ADSL is transmitting or receiving data
Alarm
Off
ADSL works normally
Flash
There is data being transferred on WAN port
ACT
Off
No data is being transferred on WAN port
On
The LAN port is connected but there is no data being transferred
Off
There is no physical connection
LAN(1~4)
Flash
There is data being transferred on LAN port
On
The port has been connected but there is no data being transferred
Off
There is no physical connection
USB
Flash
There is data being transferred on USB port
2.3 Rear-panel
¾
ON/OFF
: Turn on/off the ADSL2+ Router’s power.
¾
POWER
: please do not use any unknown power adaptor; otherwise your ADSL2+ Router
