Nortec Industries NHTC Series - Manual (Page 31)

10-30
Page 4
2008-02-18
Table 1. OnLine Diagnostic LED Description
LED Name Color Function
Module Status Off Indicates that the Online module is not receiving
power.
Green Indicates the Online module is operating
normally.
Orange Indicates that the Online module is loading the
firmware installed on the module.
Serial Port Activity Flashing Green Indicates that the Online module is receiving a
network packet from a serial connection.
Flashing Red Indicates that the Online module is transmitting a
network packet on a serial connection.
Orange Displayed when the Online module is booting.
Ethernet Activity/Collision Flashing Green
Indicates that the Online module is receiving a
network packet from an Ethernet connection.
Flashing Red
Indicates that the Online module is transmitting a
network packet on an Ethernet connection.
Ethernet Link Off No network connection is present.
Green
The Online module has detected the presence of
a 10Mbps network.
Orange
The Online module has detected the presence of
a 100Mbps network.