ZyXEL XGS-4528F User Guide - Page 45

Hardware Overview, XGS-4526/4528F/4728F User's Guide

Page 45 highlights

Chapter 3 Hardware Overview 3.3 LEDs The following table describes the LEDs. Table 3 LEDs LED COLO R STATUS DESCRIPTION BPS Green Blinking The system is receiving power from the backup power supply. On The backup power supply is connected and active. Off The backup power supply is not ready or not active. PWR Green On The system is turned on. Off The system is off. SYS Green Blinking The system is rebooting and performing self-diagnostic tests. On The system is on and functioning properly. Off The power is off or the system is not ready/ malfunctioning. ALM Red On There is a hardware failure. Off The system is functioning normally. S1 Green On (XGS- 4528F or Off XGS- 4728F) The Switch is connected to other switches in the stack on Stacking Port 1. The Switch is not connected to other switches in the stack on Stacking Port 1. S2 Green On (XGS- 4528F or Off XGS- 4728F) The Switch is connected to other switches in the stack on Stacking Port 2. The Switch is not connected to other switches in the stack on Stacking Port 2. System Status Displays The Switch is starting up. hourglas s icon Displays The LED is showing the Stack ID number of the Switch. Stack ID number 1000Base-T Gigabit Ports ( ) 1-24 Green Blinking The system is transmitting/receiving to/from a 10/1000 Mbps Ethernet network. On The link to a 10/1000 Mbps Ethernet network is up. Amber Blinking The system is transmitting/receiving to/from a 100 Mbps Ethernet network. On The link to a 100 Mbps Ethernet network is up. Off The link to an Ethernet network is down. 1000Base-X Mini-GBIC Slots ( ) XGS-4526/4528F/4728F User's Guide 45

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Chapter 3 Hardware Overview
XGS-4526/4528F/4728F User’s Guide
45
3.3
LEDs
The following table describes the LEDs.
Table 3
LEDs
LED
COLO
R
STATUS
DESCRIPTION
BPS
Green
Blinking
The system is receiving power from the backup power
supply.
On
The backup power supply is connected and active.
Off
The backup power supply is not ready or not active.
PWR
Green
On
The system is turned on.
Off
The system is off.
SYS
Green
Blinking
The system is rebooting and performing self-diagnostic
tests.
On
The system is on and functioning properly.
Off
The power is off or the system is not ready/
malfunctioning.
ALM
Red
On
There is a hardware failure.
Off
The system is functioning normally.
S1
(XGS-
4528F or
XGS-
4728F)
Green
On
The Switch is connected to other switches in the stack on
Stacking Port 1.
Off
The Switch is not connected to other switches in the
stack on Stacking Port 1.
S2
(XGS-
4528F or
XGS-
4728F)
Green
On
The Switch is connected to other switches in the stack on
Stacking Port 2.
Off
The Switch is not connected to other switches in the
stack on Stacking Port 2.
System Status
Displays
hourglas
s icon
The Switch is starting up.
Displays
Stack ID
number
The LED is showing the Stack ID number of the Switch.
1000Base-T Gigabit Ports (
)
1-24
Green
Blinking
The system is transmitting/receiving to/from a 10/1000
Mbps Ethernet network.
On
The link to a 10/1000 Mbps Ethernet network is up.
Amber
Blinking
The system is transmitting/receiving to/from a 100 Mbps
Ethernet network.
On
The link to a 100 Mbps Ethernet network is up.
Off
The link to an Ethernet network is down.
1000Base-X Mini-GBIC Slots (
)