App - 17 App - 17
MELSEC-Q
APPENDIX
Numbers in the 800
H
range • • •General errors
Error code
Meaning
Corrective action
803
H
The ON COM GOSUB instruction is registered
twice.
Use only one ON COM GOSUB instruction.
804
H
Specified date and time are incorrect.
Set the correct time, date, and week.
805
H
There is no clock function in the CPU.
Execute using a CPU with a clock function.
807
H
A ZSTART instruction cannot be executed on the
specified task.
Execute the instruction on a task that is stopped.
809
H
Memory cannot be reserved for the specified task.
The size has not been specified.
Make each task size smaller or reformat the
memory card to increase the executable program
area. Specify the size with the SET command.
80A
H
Cannot be executed in edit mode.
Do not execute the instruction in question on a task
whose start condition is OFF in debug mode.
80B
H
The number of characters for the Kanji in/ out
code is incorrect.
Use the correct number of characters.
80C
H
A CPU side error is detected with the date and
time specification.
Check the CPU.
824
H
There is no free space of the required size in the
program area. There is no free space of the
required size in the program area and sufficient
work area is not obtained when the MSAVE
command is executed.
Specify the size for each task correctly.
828
H
It is attempted to use a future expansion function.
This function cannot be used.
830
H
The message port number is incorrect.
Specify the correct message number.
831
H
The specified message port is already defined.
Since it is already defined, it is not necessary to
define the message port anew.
832
H
The specified message port is not defined.
Use the port after defining it.
833
H
The message length exceeded 256 bytes.
Decrease the message length to 256 bytes or less.
834
H
The message length specification is incorrect.
Specify the length correctly.
835
H
The specified message port is not closed.
Close the message port.
836
H
The specified message port is not open.
Open the message port.
841
H
The specified address is out of range.
An incorrect head device number is specified
when accessing ED.
Specify an address within the range.
Specify the correct head device number.
842
H
The specification of the number of bytes to
transfer is incorrect.
An incorrect number of points to be processed is
specified when accessing ED.
Specify the correct number of bytes to transfer.
Specify the correct number of points to be
processed.
881
H
A task that was forced to end (pressing [Ctrl]+[C])
was aborted due to an error cause during the
processing.
Check whether or not there are places where the
program might be forcibly stopped in the program.
Modify the program so that the [Ctrl]+[C] keys
cannot be pressed.
8AE
H
Cannot be used in the specified interface.
Change the interface.
8C3
H
There is no area where the message can be
written.
Increase the message area or delete excess
messages.
8CA
H
Time out error
This error is generated in the following
instructions:
ZMESSAGE GET, ZRESERVE, ZWAIT EVENT
A message, resource number, or event was not
generated within the specified time.
Check the status of the message port, resource
number, or event that might cause this error.
8CD
H
It is attempted to write more than 16 data to a
single message port.
Decrease the number of messages to be written.
