Error Codes - Omron CX-MOTION-MCH Operation Manual

Error Codes

Error code
48 Program Header Block Number Mis-
matched
49 Program Header Program Number Mis-
matched
15-2 Error Codes
MC Unit Alarm Codes
Name
Main board code error
Main board RAM error
WDC error between the main
board and sub-board.
Internal HW-WDT error
Sub-board code error
User program error
CAM data error
PLC WDT error
PLC cyclic service monitor
error
Bus error (PC21bus error)
CPU fatal error
CPU non-fatal error
Description
For details on the probable causes of error codes and methods used to clear
errors, refer to Troubleshooting in the CS1W-MCH71 Motion Control Units
Operation Manual (W419) or CJ1W-MCH71 Motion Control Units Operation
Manual (W435), or click Help - Help Contents in the CX-Motion-MCH.
Error log Alarm
code
Error Detail
code code
0370h 0003h 0003h
0004h 0004h
0005h 0005h
0006h 0006h
0013h 0013h
0026h 0026h
0027h 0027h
0001h 0000h 0030h
0002h Monitor 0031h
Time
[ms]
000Eh 0000h 0032h
0015h 0000h 0033h
0016h 0000h ---
Detailed description
Number of program header blocks and number of actual
blocks do not match.
The program number of the program header and the program
number of the PROG command's operand 'P' do not watch.
Cause and remedy
System code area error on the main board.
RAM error in the main board.
WDC error was generated between the main board and
sub-board.
Internal HW-WDT error
System code area error on the sub-board.
User program area error.
CAM data area error
WDT error on CPU Unit occurred.
Follow the instructions in the applicable PLC manual.
CPU Unit did not execute end refresh processing within
cyclic service monitor time.
Check end refresh prohibition in CPU system setup. If pro-
hibited, cancel it and turn the power OFF once, and then
ON again.
Increase CPU Unit cyclic service monitor time and turn the
power OFF once, then ON again.
Bus error occurred between CPU Unit and MC Unit.
CPU fatal error occurred.
Follow the instructions in the applicable PLC manual.
Follow the instructions in the applicable PLC manual.
Section 15-2
101