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Chapter 3 Installation Preparation
3.1 Hardware Description
Front panel
Figure 3.1-1 Front Panel of the ZXDSL 831AⅡ
Table 3.1-1 Descriptions of the LEDs on the Front Panel
LED No. Color Status Note
Off Power off
Red Flash
Power on self-test or software upgrade
Power Green/Red
Green On Power is on and the device operates normally
Off
No signals are detected
Flash The MODEM is trying to be in the activation status
DSL Green
On The MODEM has been activated.
Off
The system is under the Bridge mode or the ADSL has
not been connected
Green
Flash
There are some data packets passing the MODEM
Green On
The system is under the Route mode and the ADSL has
been connected. The MODEM IP data packet can be
normally transferred (For example, the built-in PPPOE
has been established and the dynamic IP address has
been obtained).
Internet Green/Red
Red On
Device attempted to become IP connected and failed (no
DHCP response, no PPPoE response, PPPoE
authentication failed, etc.)
Off The USB interface is in the non-communication status USB Green
Flash Data is received or sent on the USB interface
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