IRF-633 RS-232/422/485 TO 100BASE-TX DEVICE SERVER
9
4 LED
Indicators
This device has LED indicators located at the front of the device. The LEDs have been
designed to give easy at-a-glance network status, and provides ‘real-time’ connectivity
information. Please see below for an interpretation of their functions:
LED Indicators
LED
Condition Status
On (Green)
Unit is receiving power
PWR
Off
Power off or failure
On (Green)
Illuminated when RJ-45 connector attached and
link signals received
LNK / ACT
(RJ-45)
Flashing (Green)
Data traffic passing through RJ-45 port
Off
No link established
100
On (Green)
RJ-45 port in 100Base mode
Off
Port is operating at full duplex
On (Green)
Receiving data packets
ACT
Flashing
RS-232/422/485 data packets being transmitted
or received
Off
No data packets received
POST
On (Green)
Indicates normal operation
