Mitsubishi Electric MELSEC-Q/L - Page 778

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7 APPLICATION INSTRUCTIONS
7.19 Other Instructions
■Others
Operation error
• In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and an error code is stored into SD0.
Program example
• The following program stores the model name of a module having the start I/O number 0020H in the area starting from D0
when X0 is turned on.
• The specified slot is empty or the target module is during online module change.
• The specified value (n) is not the start I/O number.
• The specified value (n) is within the allowable setting range, but cannot be set in the I/O assignment setting screen of the PLC parameter dialog box.
Error
code
Error details Q00J/
Q00/
Q01
QnH QnPH QnPRH QnU LCPU
2110 The target module cannot be communicated due to a failure. 
4101 The range of the device specified by (D) exceeds that of the device that can
be used.

The value specified in n is not within the range from 0 to FFH or 3E0H to
3E3H.

The value specified in n is not within the range from 0 to FFH or 3E0H. 
[Ladder Mode] [List Mode]
D
-1
b15 to b8 b7 to b0
00
H
00H
00H
00H
00H
00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H
00H
Stores -1.
Stores 00
H.
Indicates that the model
name is not stored.
+0
D
+1
D
+2
D
+3
D
+4
D
+5
D
+6
D
+7
D
+8
D
+9
Nine words are used.
Instruction
Device
Step