Mitsubishi Electric Q26UD(E)HCPU User Manual page 356

Error
Error and cause
code
[CAN'T EXE. PRG.]
More than one program files exist although no
program name is entered in the Program tab of
"PLC Parameter".
■Collateral information
• Common information: File name/Drive name
• Individual information: -
■Diagnostic timing
• At power-on/At reset/STOP  RUN
2501
[CAN'T EXE. PRG.]
• There are three or more program files.
• The program name differs from the program
contents.
■Collateral information
• Common information: File name/Drive name
• Individual information: -
■Diagnostic timing
• At power-on/At reset/STOP  RUN
[CAN'T EXE. PRG.]
The program file is incorrect.
Or the contents of the file are not programs.
■Collateral information
• Common information: File name/Drive name
• Individual information: -
■Diagnostic timing
• At power-on/At reset/STOP  RUN
2502
[CAN'T EXE. PRG.]
The program file is not the one for the redundant
CPU.
■Collateral information
• Common information: File name/Drive name
• Individual information: -
■Diagnostic timing
• At power-on/At reset/STOP  RUN
[CAN'T EXE. PRG.]
There are no program files at all.
■Collateral information
• Common information: File name/Drive name
2503
• Individual information: -
■Diagnostic timing
• At power-on/At reset/STOP  RUN
[CAN'T EXE. PRG.]
Two or more SFC normal programs or control
programs have been designated.
■Collateral information
• Common information: File name/Drive name
• Individual information: -
■Diagnostic timing
• At power-on/At reset/STOP  RUN/When SFC
2504
program is executed
[CAN'T EXE. PRG.]
There are two or more SFC programs.
■Collateral information
• Common information: File name/Drive name
• Individual information: -
■Diagnostic timing
• At power-on/At reset/STOP  RUN
354
Corrective action
Enter the program names in the Program tab
of "PLC Parameter".
Or delete unnecessary programs.
• Delete unnecessary program files.
• Match the program name with the program
contents.
Ensure that the program version is ***.QPG
and the file contents are programs.
Create a program with GX Developer or PX
Developer specifying the redundant CPU
(Q12PRH/Q25PRH) as the PLC type, and
write it to the CPU module.
• Check program configuration.
• Check parameters and program
configuration.
• Check program configuration.
• Check parameters and program
configuration.
Reduce the SFC programs to one.
LED status, Corresponding
CPU status
Qn(H)
QnPH
QnPRH
LCPU
RUN: Off
ERR.:Flashing
CPU Status:Stop
Q00J/Q00/Q01
QCPU
LCPU
RUN: Off
ERR.:Flashing
CPU Status:Stop
QnPRH
RUN: Off
ERR.:Flashing QCPU
LCPU
CPU Status:Stop
Qn(H)
QnPH
QnPRH
LCPU
RUN: Off
ERR.:Flashing
CPU Status:Stop
Q00J/Q00/Q01
CPU
QnU
QnU