Mitsubishi Electric MELSEC-Q Series User Manual page 226

Error code
Target network No. error (dedicated
D24CH
instruction)
Used channel error (dedicated
D24DH
instruction)
Target station setting error
D24EH
(dedicated instruction)
Own station No. not set (dedicated
D24FH
instruction)
D250H Flash ROM failure
Arrival check error (dedicated
D251H
instruction)
Transmission completion wait
D252H
timeout (dedicated instruction)
Response timer timeout (dedicated
D253H
instruction)
Target station No. error (dedicated
D255H
instruction)
Execution/abnormal end type error
D256H
(dedicated instruction)
Specified/current control station not
D258H
exist (dedicated instruction)
Error
Correct the network number at the request source of the dedicated
instruction, and retry the operation.
When executing the REMFR/REMTO instruction, set any of 1 to 32 for the
channel No.
• A value set for the control block of the dedicated instruction is out of
range. Correct the value, and retry the operation.
• If this error persists, please consult your local Mitsubishi service center or
representative.
• Set the station number in the network parameter dialog box, and retry the
operation.
• If this error persists, please consult your local Mitsubishi service center or
representative.
• The flash ROM may be faulty. Check the wire and cable distances and
grounding condition of each device, and take measures against noise.
• The hardware of the Simple Motion module may be faulty. Please consult
your local Mitsubishi service center or representative.
• Increase the number of resends at the request source of the dedicated
instruction, and retry the operation.
• When the own station, or target station detected an error, identify the
cause of the error and take action.
• Reduce the frequency of transient transmission, and retry the operation.
• Check if the switching hub and the cables at the request source are
connected properly.
• Check the network status using the CC-Link IE Field Network diagnostics
of the programming tool.
• Increase the number of resends at the request source of the dedicated
instruction, and retry the operation.
• Reduce the frequency of transient transmission, and retry the operation.
• Correct the number of link dedicated instructions that is simultaneously
executed within the range. (Refer to Section 10.2.2 (1) (c).)
• If this error persists, please consult your local Mitsubishi service center or
representative.
• Check the network status using the CC-Link IE Field Network diagnostics
of the programming tool.
• Increase the number of resends at the request source of the dedicated
instruction, and retry the operation.
• Reduce the frequency of transient transmission, and retry the operation.
• Correct the number of link dedicated instructions that is simultaneously
executed within the range. (Refer to Section 10.2.2 (1) (c).)
• If this error persists, please consult your local Mitsubishi service center or
representative.
• Correct the value in Target station number (control data), and retry the
operation.
• If this error persists, please consult your local Mitsubishi service center or
representative.
• Correct the value in Execution/abnormal end type (control data), and retry
the operation.
• If this error persists, please consult your local Mitsubishi service center or
representative.
• Correct the value in Target station number (control data), and retry the
operation.
• If this error persists, please consult your local Mitsubishi service center or
representative.
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Chapter 12 TROUBLESHOOTING
Action