Rockwell Automation 1761 MicroLogix 1000 Programmable Controllers - Manual (Page 278)

Preface MicroLogix 1000 Programmable Controllers User Manual
14–10
Error Code
(Hex)
Recommended Action
Description Advisory
Message
0040 OUTPUT VERIFY
WRITE FAILURE When outputs were written and read back by
the controller, the read failed. This may have
been caused by noise.
•
Refer to proper grounding guidelines
in chapter 2.
•
Start up your system.
•
Contact your local Allen-Bradley
representative if the error persists.
0041
➀
EXTRA OUTPUT
BIT(S) TURNED
ON An extra output bit was set when the Extra
Output Select (S:0/8) bit in the status file was
reset. For 16-point controllers this includes bits
6–15. For 32-point controllers this includes bits
12–15.
•
Set S:0/8 or change your application
to prevent these bits from being
turned on.
•
Correct the program, reload, and
enter the REM Run mode.
➀
Valid for Series A – C discrete only.
Calling Allen-Bradley for Assistance
If you need to contact Allen-Bradley or local distributor for assistance, it is helpful
to obtain the following (prior to calling):
•
controller type, series letter, firmware (FRN) number (on controller’s side label)
•
controller LED status
•
controller error codes (found in S:6 of status file)