Leds - ZyXEL Communications X6004 User Manual

Chapter 1 Introduction

1.4 LEDs

The figure below shows the LEDs on the X6004.
Figure 4 LEDs
WAN LAN
PWR ALM
SYS HDD
The following table describes the LEDs.
Table 1 LEDs
LED
PWR
SYS
ALM
HDD
FXS, FXO, FXS/FXO, ISDN BRI Interface Card LEDs
SYS
FXS 1~4,
FXS S1~S2
FXO 1~4,
FXO O1~O2
ISDN BRI
1~4
ISDN PRI Interface Card LEDs
LOS (Loss
of Signal)
32
SYS
FXS 1 2
COLO
STATUS DESCRIPTION
R
Green On The X6004 is turned on.
Off The X6004 is off.
Green Blinking The X6004 is rebooting and performing self-
diagnostic tests.
On The X6004 is on and functioning properly.
Off The power is off or the X6004 is not ready/
malfunctioning.
Red On There is a hardware failure.
Off The X6004 is functioning normally.
Orange Blinking The X6004 is writing to the hard disk.
Off The X6004 is not writing to the hard disk or does not
have a hard disk installed.
Green On The interface card is functioning properly.
Off The interface card is off or is not recognized by the
X6004.
Green On The line is in use.
Off The line is not in use.
Green On The line is connected and receiving a signal.
Off The line is not connected.
Green On The line is connected and receiving a signal.
Off The line is not connected.
Blinking At least one ISDN connection is active.
Red On The line is down or not connected.
Off The line is operating properly.
SYS
1
FXO
3 4
2 4
3
X6004 User's Guide