Emerson MONITORING OpenComms - Manual (Page 24)

Operation
18
4.8 Diagnostics
A number of LEDs are provided on the interface card to provide infor-
mation for diagnostic purposes. The following table summarizes their
indications:
Figure 5 LED locations
LED
Identifier
Description
DS1 Ethernet Port Collision
DS2 Ethernet Port Receive
DS3 Ethernet Port Transmit
DS4 Ethernet Port Link
DS5 Not used
DS6 Not used
DS7 Repeater Port Receive
DS8 IGM Port Receive
DS9 Microprocessor in Operation
DS10 Serial Port Receive
DS11 Serial Port Transmit
DS12 Repeater Port Transmit
DS13 IGM Port Transmit
DS14-19 Not used
DS9
DS13
DS8
DS8