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Security Function; Password Registration/change - Mitsubishi Electric MOTION CONTROLLERS Q172DCPU Programming Manual

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4 AUXILIARY AND APPLIED FUNCTIONS

4.5 Security Function

4.5.1 Password registration/change

This function is used to protect the user data of Motion CPU by registering a password.
The illegal reading or writing of the user data are prevented by setting a password.
Registered password can be changed and deleted.
[Register/Change Password] or [Delete Password] screen is used to register/
change/delete a password. Select from a menu bar to display these screen.
The user data protected in this function are shown below.
"Write Protection" or "Read/Write Protection" can be set every user data.
Operating
system software
Motion SFC program
SV13/SV22
Servo program
Mechanical system program
SV22
Cam data
Select menu [Online]
password.
(1) Procedure for password registration
(a) Enter initial registration password in password column, and select
registration condition (Write Protection, Read/Write Protection). It leaves in
blank for the user data that does not register a password.
(b) Click on [Execute] button to register a password in the Motion CPU.
(c) Select menu [Project]
project.
Refer to Section 4.5.4 for password save.
(2) Procedure for password change
(a) Status of password registered in the Motion CPU are displayed.
User data
Motion SFC programs (Control code, text)
Servo programs and program allocation
Mechanical system programs
Cam data
[Register Password]
[Save] to save a password after registration in a
4 - 21
Protected contents
[Register/Change] to register/change a

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