ZyXEL Communications Prestige 28641 - Manual (Page 39)

Installation 25
Figure 3-2 Front Panel
PWR - This LED (power) comes on as soon as you connect you
Prestige to the power supply and switch it to the ‘I’ (on) position.
RDY - The ready LED will come on once the Prestige has been turned
on and initialized. If this LED is blinking, there is an error and you need
to contact technical support.
LAN - This LED indicates that the Prestige has been successfully
connected to the LAN via the Ethernet interface.
B1 and B2 - These LEDs are on if there is an active WAN session on
that channel or if that channel is making or receiving a call.
Tx/Rx - Transmit/Receive LEDs will blink to indicate when there is
traffic over the corresponding channel (B1 or B2).
Link - This LED indicates that the Prestige has an ISDN line connected
to the WAN interface and it has been successfully initialized.
NM - The NM (network management) LED should be blinking if the
Prestige is functioning properly.
POTS - This LED indicates the functionality of the POTS port on the
Prestige. If there is a device plugged into this port, and the device is in
use, this LED should be on.
AA - This LED (auto answer) indicates when auto answer is turned on.