94 Rockwell Automation Publication 5069-UM002A-EN-P - January 2019
Chapter 3 Start to Use the Controller
Use the Reset Button
You can use the controller reset button to affect the Logix control engine or the
COS. In both cases, you must press and hold the reset button. In this section,
the word controller refers to events on the Logix control engine.
Figure 11 - Reset Button on Controller
The controller power state determines whether the Logix control engine or the
COS is affected.
• To cause a controller reset, push in the reset button before turning on
power and hold it in at power-up.
For more information, see
Controller Reset on page 95.
• To cause a COS restart or put the COS in Operating System Utilities
mode, push the reset button in and hold it in when the controller is
powered and operating.
For more information, see
Use the Reset Button with the COS on
page 218
â„¢
NET B1
LINK B1
NET A1
LINK A1
NET A2
LINK A2
SPEED X1
LINK X1
OK
RUN
FORCE
FAN 1
SD
FAN 2
CompactLogix 5480
1
2
5069-L46ERMW
CONTROLLER
UPS
MP
SA
R
B
F
RUN
REM
PROG
Reset Button
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