Mitsubishi Electric MELSEC Q Series User Manual page 234

9
TROUBLESHOOTING
(7) Errors of self-diagnostics (Error)
Error code
Error
(Hex.)
2-port RAM test
C500
H
error
Sam check test
C501
H
error
C502 to
H
System error
C51F
H
Message
C520 transmission test
H
error
C521 to
H
System error
C543
H
(8) Module error of the EtherNet/IP module
Error code
Error
(Hex.)
CF10 to
H
System error
CF52
H
9
- 21 9.4 Error Code
9.4.2 Error code list
Table 9.9 Errors of self-diagnostics (Error)
Error detail
An error was detected in the 2-port RAM test of
the hardware test.
An error was detected on the sum check test of
the hardware test.
System error
An error was detected in the message
transmission test of the self-loopback test.
System error
Table 9.10 Module error of the EtherNet/IP module
Error detail
System error
Action
•Check the installation status of the EtherNet/IP
module and re-execute the test.
•If the error repeats, please consult your local
Mitsubishi representative.
Action
Please consult your local Mitsubishi
representative.