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Basic 32 Loader Control UGC007/0
7
02
Appendix
C
Troubleshooting Your System
This chapter describes how to troubleshoot your controller. Topics include:
•
understanding the controller LED status
•
controller error recovery model
•
identifying controller faults
•
calling Rockwell Automation for assistance
Understanding
Controller LEDs
The controller status LEDs provide a mechanism to determine the current status of
the controller if a programming device is not present or available.
D.C. INPUTS
24V SINK / SOURCE
DC/RELAY OUT
24V SOURCE
POWER
RUN
FAULT
FORCE
BAT. LO
COMM 0
DCOMM
LED
Color
Indicates
POWER
off
no input power
green
power on
RUN
off
controller is not in Run mode or REM Run
green
controller is in Run mode or REM Run
green
flashing
system is not in Run mode; memory module transfer is in
progress
FAULT
off
no fault detected
red flashing faulted user program
red
processor hardware fault or critical fault
FORCE
off
no forces installed
amber
forces installed
BATTERY LOW
off
battery OK
red
battery needs replacement (See page B-2.)
COMM 0
off
flashes when communications are active
green
COMM 1
(1764-LRP only)
off
flashes when communications are active
green
DCOMM
(1)
(1) When using a 1764-LRP processor, the DCOMM LED applies only to Channel 0.
off
user configured communications mode is active
green
default communications mode active
INPUTS
off
input is not energized
amber
input is energized (logic status)
OUTPUTS
off
output is not energized
amber
output is energized (logic status)
Summary of Contents for Basic 32 Loader Control B32
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