Chapter 6 Error List 6.2 Error List (MAIN Application)
233
Error No. Error name Description, action, etc.
D54 Window lock error (LERR)
A LERR was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D55 Fieldbus error (Min busy)
A Min busy error was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D56 Fieldbus error (MinACK timeout)
A Min ACK timeout was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D57 Fieldbus error (MoutSTB timeout)
A Mout STB timeout was detected
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D58 Fieldbus error (INIT timeout)
An INIT timeout was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D59 Fieldbus error (DPRAM write/read)
A DPRAM write/read error was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D5A Fieldbus error (TOGGLE timeout)
A TOGGLE timeout was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D5B Fieldbus error (Access-privilege retry over)
An access-privilege retry over error was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D5C Fieldbus error (Access-privilege open error)
An access-privilege open error was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D5D Fieldbus error (FBRS link error)
A FBRS link error was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D5E Fieldbus error (Mailbox response)
A mailbox response error was detected.
Check the status of the monitor LED on the front face of the board by referring to the operation
manual for your field network.
D5F Network I/F module class unmatched error
The network I/F module class in I/O Parameter No. 225 and the actual mounted network module
class do not match with each other.
→Check on such settings as the combination of the setting in I/O Parameter No. 225 and the
network module actually mounted.
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