ZyXEL 202H 91-003-194003B 用户手册
产品代码
91-003-194003B
P-202H Plus v2 User’s Guide
39
Chapter 1 Getting To Know Your ZyXEL Device
The following table describes the LEDs.
1.5 Hardware Connection
Refer to the Quick Start Guide for information on hardware connection.
Table 1 Front Panel LEDs
LED
COLOR
STATUS
DESCRIPTION
POWER
Green
On
The ZyXEL Device is receiving power and functioning
properly.
Blinking
The ZyXEL Device is rebooting or performing diagnostics.
Red
On
Power to the ZyXEL Device is too low.
Off
The system is not ready or has malfunctioned.
ETHERNET
1-4
Green
On
The ZyXEL Device has a successful Ethernet connection.
Blinking
The ZyXEL Device is sending/receiving data.
Off
The LAN is not connected.
ISDN LNK
Green
On
The ISDN link is connected to an ISDN switch and ready to
send or receive data.
Off
The ISDN link is not connected to an ISDN switch or has not
yet initialized.
ISDN B1, B2 Green
On
The ISDN B1(B2) line is sending or receiving data.
Off
The ISDN B1(B2) line is not sending or receiving data.
PHONE 1-2
Green
On
The telephone(s) connected to this port is (are) in use.
Blinking
The telephone(s) connected to this port is (are) ringing.
Off
The telephone(s) connected to this port is (are) not in use.