18
TROUBLESHOOTING
18.4 Error Code and Error Message Lists
18.4.1 Actions by error codes generated at function execution
18 - 43
17
STARTING
MULTIPLE CPU
SYSTEM
18
TROUBLESHOOTING
APPENDICESINDEX
* 1 In a single CPU configuration, reset the C Controller module.
In a multiple CPU configuration, reset CPU No.1.
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Table18.8 Common error codes returned by bus interface functions and MELSEC data link functions (Continued)
Return value
(HEX)
Error description Corrective action
-18572
(0xB774)
Transient unsupported error
The target station was not an intelligent device station.
Check the specified station number.
Check if the target station is an intelligent
device station.
-25056
(0x9E20)
Processing code error
The target station can not process the request.
Check the specified station number and
processing codes.
Do not execute the function other than
mdTypeRead to the other station.
-26334
(0x9922)
Reset error
The channel was reset during access.
Reset operation was executed by the utility during monitor.
Retry.
Monitor again.
-26336
(0x9920)
Request error for other loop
Routing to other loop was performed.
Change the routing request destination to
AnUCPU, QnACPU, QCPU.
-28150
(0x920A)
Data link stop error
RX / RY / Rww / Rwr device was accessed when data link was
stopping.
Restart the date link.
Writing the data or reading are done.
However, the data is not guaranteed.
-28151
(0x9209)
APS No. error
Invalid response data was received.
Check the status of the process request
destination.
Change the module at the process request
destination.
Retry.
-28158
(0x9202)
WDT error
Watchdog timer (WDT) error occurred.
Reboot the system.
*1
-28410
(0x9106)
Target CPU busy error
Retry.
Wait till processing of the target CPU is
finished.Set timeout value long.
-28412
(0x9104)
Target CPU unsupported error Change the specified CPU No.
-28413
(0x9103)
Target CPU down error
Check the operation state of the target CPU
and do troubleshooting of the error.
-28414
(0x9102)
Target CPU abnormal start error
Check the operation state of the target CPU
and do troubleshooting of the error.
-28415
(0x9101)
Target CPU critical error
Check the operation state of the target CPU
and do troubleshooting of the error.
-28416
(0x9100)
Target CPU not mounted error
Check the mount state of the target CPU.
Change the specified CPU No.
-28624
(0x9030)
Function unsupport error
Processing was executed for the unit that did not correspond to the
function of block guarantee.
Processing was executed for the unit that did not do the function of
block guarantee setting.
Own CPU does not control the specified module.
Check the version to see whether the target
module is a CC-Link module that supports the
block guarantee of cyclic data per station.
Check "Parameter setting" of the CC-Link utility
to see whether the setting of the block
guarantee of cyclic data per station is enabled
for the target module.
Check that the control CPU of the specified
module is own CPU.
-28625
(0x902F)
Intelligent function module offline error
Check the mode state of the intelligent function
module and access in the online mode.
-28626
(0x902E)
Control data error
The specified control data is out of range.
Check the specified control data.
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