22 -
36
22. TROUBLE SHOOTING
4220
[CAN'T EXECUTE(I)]
Though an interrupt input occurred, the
corresponding interrupt pointer does not exist.
■
Collateral informationmmon
• Common Information:Program error location
• Individual Information:–
■
Diagnostic Timing
• When instruction executed
Read the common information of the error using
the peripheral device, check error step
corresponding to its numerical value (program error
location), and correct the problem.
RUN:
Off
ERR.:
Flicker
CPU Status:
Stop
QnA
4221
[CAN'T EXECUTE(I)]
An IRET instruction does not exist in the executed
interrupt program.
■
Collateral informationmmon
• Common Information:Program error location
• Individual Information:–
■
Diagnostic Timing
• When instruction executed
4223
[CAN'T EXECUTE(I)]
The IRET instruction exists before the FEND
instruction of the main routine program.
■
Collateral informationmmon
• Common Information:Program error location
• Individual Information:–
■
Diagnostic Timing
• When instruction executed
4230
[INST. FORMAT ERR.]
The number of CHK and CHKEND instructions is
not equal.
■
Collateral informationmmon
• Common Information:Program error location
• Individual Information:–
■
Diagnostic Timing
• When instruction executed
4231
[INST. FORMAT ERR.]
The number of IX and IXEND instructions is not
equal.
■
Collateral informationmmon
• Common Information:Program error location
• Individual Information:–
■
Diagnostic Timing
• When instruction executed
4235
[INST. FORMAT ERR.]
The configuration of the check conditions for the
CHK instruction is incorrect.
Alternatively, a CHK instruction has been used in a
low speed execution type program.
■
Collateral informationmmon
• Common Information:Program error location
• Individual Information:–
■
Diagnostic Timing
• When instruction executed
4300
[EXTEND INST. ERR.]
The designation of a MELSECNET/MINI-S3 master
module control instruction was wrong.
■
Collateral informationmmon
• Common Information:Program error location
• Individual Information:–
■
Diagnostic Timing
• When instruction executed
Read the common information of the error using
the peripheral device, check error step
corresponding to its numerical value (program error
location), and correct the problem.
RUN:
Off/On
ERR.:
Flicker/On
CPU Status:
Stop/
Continue
*1
Error
Code
Error Contents and Cause
Corrective Action
LED Status
CPU Status
Corresponding
CPU
*1
CPU operation can be set in the parameters at error occurrence. (LED indication varies.)
Summary of Contents for Q2ACPU
Page 1: ......
Page 2: ......
Page 221: ...12 12 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Page 222: ...12 13 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Page 237: ...12 28 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU MEMO ...
Page 271: ...16 13 16 POWER SUPPLY MODULE 4 Names and description of parts of the A66P ...
Page 343: ...21 21 13 MAINTENANCE AND INSPECTION 21 4 2 Replacement of the fuse for an output module ...
Page 357: ...22 12 22 TROUBLESHOOTING ...
Page 359: ...22 14 22 TROUBLESHOOTING MEMO ...
Page 429: ...App 32 APPENDICES Trigonometric function Classification Symbol Description ...
Page 537: ...App 140 APPENDICES REMARK 1 Message 1 An error code is displayed in 2 Alert 1 3 Alert 2 ...
Page 539: ...App 142 APPENDICES 2 Q2ACPU Q2ACPU S1 modules Unit mm inch ...
Page 541: ...App 144 APPENDICES 2 A66P power supply module Unit mm inch ...
Page 543: ...App 146 APPENDICES 3 A35B base unit 4 A38B A38HB A38HBEU base unit Unit mm inch Unit mm inch ...
Page 567: ...MEMO ...
Page 569: ......
Page 570: ......