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253
CHAPTER 12 TROUBLESHOOTING
12
12.5 Error Code List
D255
H
Target station No. error (dedicated
instruction)
• Correct the value in Target station number (control data), and retry the
operation.
• If this error persists, please consult your local Mitsubishi representative.
D256
H
Execution/abnormal end type error
(dedicated instruction)
• Correct the value in Execution/abnormal end type (control data), and retry
the operation.
• If this error persists, please consult your local Mitsubishi representative.
D257
H
Request type error (REQ)
• Correct the value in Request type (request data), and retry the operation.
• If this error persists, please consult your local Mitsubishi representative.
D258
H
Specified/current control station not
exist (dedicated instruction)
• Correct the value in Target station number (control data), and retry the
operation.
• If this error persists, please consult your local Mitsubishi representative.
D259
H
Mode error during dedicated
instruction execution
• Change the mode of the master station from loop test to online, and retry
the operation.
• If this error persists, please consult your local Mitsubishi representative.
D25A
H
Channel in use (dedicated instruction)
• Retry the operation after a while.
• Change the value in Channels used by own station or Target station's
channel (control data).
D25B
H
Channel in use (dedicated instruction)
Change the value in Channels used by own station or Target station's
channel (control data).
D25C
H
Invalid function version (dedicated
instruction)
• 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 representative.
D25D
H
Incorrect transient data
• Correct the transient data at the request source, and retry the operation.
• If this error persists, please consult your local Mitsubishi representative.
D25E
H
to D260
H
Network module failure
• A malfunction may have occurred due to noise. Check the wire and cable
distances and grounding condition of each device, and take measures
against noise.
• Execute hardware and self-loopback tests. If a failure occurs again, the
hardware of the master/local module may be faulty. Please consult your
local Mitsubishi representative.
D262
H
to D26D
H
Network module failure
• A malfunction may have occurred due to noise. Check the wire and cable
distances and grounding condition of each device, and take measures
against noise.
• Execute hardware and self-loopback tests. If a failure occurs again, the
hardware of the master/local module may be faulty. Please consult your
local Mitsubishi representative.
D280
H
Transient data request error Correct the request command at the request source, and retry the operation.
D281
H
Transient reception failed
• Check the network status using the CC-Link IE Field Network diagnostics
of the programming tool.
• When the target station or the relay station is overloaded and cannot
receive transient data, send the data to the target/relay station after the
load on the station is reduced.
D282
H
Receive queue full
• Once pausing the transient transmission, and retry the operation.
• Reduce the frequency of transient transmission, and retry the operation.
• If this error persists, please consult your local Mitsubishi representative.
D283
H
Transient transmission failed
• Check the network status using the CC-Link IE Field Network diagnostics
of the programming tool.
• Exchange the cable connected to PORT1 with that connected to PORT2
at the request source, and retry the operation.
• Reduce the frequency of transient transmission, and retry the operation.
Error code Error Action