Справочник Пользователя для Mitsubishi Electronics Mitsubishi Digital Electronics Electronic Accessory Q02CPU

 

 

 

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MELSEC-Q

 

11   TROUBLESHOOTING 

 

11.2.14 Flowchart for when unable to write a program 

The following shows the flowchart to be followed when programs cannot be written in 

the CPU module. 

 

Unable to write a program

Turn the DIP switch SW1 (system
protect) to OFF.

Is the password registered?

Is the memory program

memory?

OFF

NO

YES

ON

NO

NO

YES

YES

Program memory

YES

Memory

card

Is the DIP switch

SW1 set to OFF?

Is it able to write a program?

3)

NO

YES

1)

NO

Perform the following.
  Organize file.
  Confirm memory space.
  Confirm the writing destination
  specification.

2)

3)

Is it able to write a program?

Is it able to write a program?

Is it able to write a program?

Cancel the password using the 
GX Developer.

Perform the following.
  Confirm whether the write-protect
  switch is off or not.
  Confirm if it is formatted.
  Confirm the writing destination
  specification.