Interpret The Led Indicators; Diagnostics - Allen-Bradley 1761-NET-AIC User Manual

Diagnostics

Allen-Bradley Spares
31

Interpret the LED Indicators

LED Indicators and Selector Switch
TX RS-485 LED Indicator
TX RS-232 (9-pin) LED
Indicator
LED Indicator Status
LED Indicator Status
TX RS-232 9-pin Flashing
Off
TX RS-232 8-pin Flashing
Off
TX RS-485 Flashing
Off
PWR – Power OK On
Off
Power Source Cable
Selection Switch
External
Chapter
TX RS-232 (8-pin
mini-DIN) LED Indicator
PWR (Power) LED
Indicator
DC Power-source
Selector Switch
Condition
Transmitting.
Receiving or idle.
Transmitting.
Receiving or idle.
Transmitting.
Receiving or idle.
Power OK.
No power to AIC+ interface converter or dc
source switch set incorrectly.
24V dc power supplied to AIC+ interface
converter from device connected to RS-232
(8-pin mini-DIN) communication port.
24V dc power supplied to AIC+ interface
converter from external source (use 24V dc
power from SLC or user-supplied 24V dc
power supply).
Publication 1761-UM004B-EN-P - June 2006
4