Viewing Fault Code - Allen-Bradley MicroLogix 1400 User Manual

Viewing Fault Code

Rockwell Automation Publication 1766-UM001I-EN-P - June 2015
The Fault Code screen of the LCD displays the fault code when a fault occurs.
When a fault occurs, the Fault Code screen is not displayed automatically. Only
the FAULT LED on the controller flashes in red light. Therefore, you need to
navigate into the Fault Code screen to identify the fault code on the LCD.
Follow these steps to view the fault code when a fault occurs.
1. On the Main Menu screen, select Advanced Set by using the Up and Down
keys on the LCD keypad, as shown below. If the menu items shown in the
figure below are not displayed on the Main Menu screen, you need to scroll
down the screen by pressing the Down key.
2. Then, press the OK key on the LCD keypad. The Advanced Set Menu
screen is displayed, as shown below.
3. If Fault Code is selected, press the OK key.
If not, select Fault Code using the Up and Down keys, and then press the
OK key.
4. The Fault Code screen is displayed.
If no fault occurred, "0000h" is displayed, as shown below.
Using the LCD Chapter 5
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