Mitsubishi Electric MELSEC Q Series Reference Manual page 523

Error code Error
Execution/abnormal
E268
completion type error
H
(Dedicated instruction)
Request or sub-request type
E269
H
error (REQ instruction)
No assign/present control
E26A
H
station (Dedicated instruction)
Dedicated instruction
E26B
H
execution mode error
Channel busy (Dedicated
E26C
H
instruction)
Interrupt setting channel
E26D
duplication (Dedicated
H
instruction)
E26E
H
Device specification error
(ZNRD/ZNWR instruction)
E26F
H
E270
Network module error
H
Operation mode error
E271
H
(RSTOP instruction)
Clear mode error (RRUN
E272
H
instruction)
Mode error (RRUN
E273
H
instruction)
E274
H
to
E277
H
Network module error
E280
H
to
E288
H
Error detail
The execution/abnormal
completion type was not set
correctly.
The request or sub-request
type of the REQ instruction is
not set correctly.
When there was no control
station on the network, the
dedicated instruction was
executed with an "assign or
present control station"
specified.
The dedicated instruction was
executed in circuit test mode.
The channel specified for
"Channel used by the own
station" or "Target station
channel" is being used for
another instruction.
The channel specified for
"Channel used by the own
station" is duplicated with the
channel used for the interrupt
setting.
The device range specified in
the setting data for the
ZNRD/ZNWR instruction is
not correct.
The hardware has failed.
The Operation mode for the
RSTOP instruction is not set
correctly.
The Clear mode for the
RRUN instruction is not set
correctly.
The Mode for the RRUN
instruction is not set correctly.
The hardware has failed.
CHAPTER 10 TROUBLESHOOTING
Corrective action
• Confirm the execution/abnormal completion type in the
control data, and retry the operation.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Check the request or sub-request type in the request
data, and retry the instruction.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Confirm the target station No. in the control data, and
retry the operation.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Change the circuit test mode of the control station to
online mode, and retry the operation.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Wait for a little while, and retry it.
• Change the setting of "Channel used by the own
station" or "Target station channel" in the control data.
• Check and correct the Channel used by the own station
in the control data, and retry the instruction.
• Check and correct the channel used for the interrupt
setting, and retry the instruction.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Check the setting data of the ZNRD/ZNWR instruction,
and then retry the instruction.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Please consult your local Mitsubishi representative.
• Check and correct the Operation mode setting in the
setting data, and then retry the instruction.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Check and correct the Clear mode setting in the setting
data, and then retry the instruction.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Check the Mode setting in the setting data, and then
retry the instruction.
• If the error persists even after taking the above action,
please consult your local Mitsubishi representative.
• Please consult your local Mitsubishi representative.
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