Mitsubishi Electric Q12DCCPU-V User Manual page 536

16
TROUBLESHOOTING
Table 16.8 Common error codes returned by bus interface and MELSEC data link functions (continued)
Return value
(HEX)
-28622 Target module busy error
(0x9032) Target module is busy.
Function unsupported error
Processing was executed for the module that does not support the
-28624 block data assurance per station function.
(0x9030) Processing was executed for the module where the block data
assurance per station function was not activated.
Own CPU does not control the specified module.
-28625 Intelligent function module offline error
(0x902F) Intelligent function module was accessed while offline.
-28626 Control data error
(0x902E) The specified control data is out of range.
Transient unsupported error
A transient request cannot be executed via the specified
-28627
communication path and target.
(0x902D)
(With CC-Link communication, when the station No. of the own
station was "64", other station was specified.)
Pointer address error
-28628 Pointer address is invalid.
(0x902C) The address of a short type pointer is not a multiple of 2.
The address of a long type pointer is not a multiple of 4.
-28629 WDT not running error
(0x902B) WDT was reset when WDT was started up.
-28630 WDT startup error
(0x902A) WDT was started up while WDT was running.
16
- 65 16.4 Error Code List
16.4.1 Error codes and actions (for errors occurred in function execution)
Error description Corrective action
Add a program to wait until the processing is
completed or to retry.
Check the version to see if the target module
supports the block data assurance per station
function.
Check if the block data assurance per station
setting is enabled for the target module in the
<<Parameter settings>> tab in CC-Link utility.
Check if the control CPU of the specified
module is own CPU.
Check the mode state of the intelligent function
module and access the module while online.
Correct the control data setting.
Check a communication path and target which
supports the transient request.
Change the station No. of the own station.
Check the pointer type and address (cast,
structure alignment, etc.).
Start the WDT and then reset WDT.
Stop WDT and then restart WDT.
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