User's Manual

5
3 Hardware Description and Hardware Installation
3.1 Hardware Description
3.1.1 Front Panel
Figure 1 Front panel
The following table describes the indicators on the front panel.
Indicator
Color
Status
Description
Power
Green
On
Power is on.
Red
On
Power is on and the device is
initiating.
Red
Blink
The firmware is upgrading.
Off
Power is off or the device is down.
DSL
Green
On
DSL link has established.
Green
Blink twice at
every second
No DSL link is detected.
Green
Blink four times at
every second
DSL link is detected.
-
Off
Device is powered off.
Internet
Green
On
PPP/DHCP takes effect.
Green
Blink
PPP/DHCP is negotiating.
Green
Blink quickly
Data is being transmitted.
Red
On
Authentication fails.
LAN
1/2/3/4
Green
On
The Ethernet interface is connected.
Green
Blink
Data is being transmitted through the
Ethernet interface.