MITSUBISHI ELECTRIC MOTION CONTROLLERS Q172DCPU - Manual (Page 113)

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4 AUXILIARY AND APPLIED FUNCTIONS
(b) Enter new password in password column, and select registration condition
(Write Protection, Read/Write Protection). It leaves in blank for the user data
that does not change a password.
(c) Click on [Execute] button to display [Check Password] screen for old
password confirmation. Click on [Execute] button after old password input.
New password will be registered in the Motion CPU by success of old
password check.
When the new password is the same as old password (change for only
registration condition), [Check Password] screen is not displayed.
(d) Select menu [Project] [Save] to save a password after change in a project.
Refer to Section 4.5.4 for password save.
POINT
(1) If an user has forgotten a registration password, clear a password of Motion
CPU by the all clear function. However, the all password data and user data
are cleared by the all clear function. Re-write the user data to the Motion CPU.
(Refer to Section 4.6 for details.)
(2) ROM operation can be executed by user data registered a password.
The password setting is also included in the ROM writing/reading data.
(3) The password data is not save in a project without password save.
Therefore, be sure to save a password.
(4) If an operation stops by reset or power OFF of the Multiple CPU system while
a password registration/change, the user data may not be registered.
Register/change a password again to restore the user data.
Items Details
Type Type of user data
Registration " " is displayed when a password is registered in the Motion CPU.
Password
Enter initial registration/change password.
Alphanumeric character (ASCII) of 6 or less
Match case (Not full-size character)
Registration condition
A registration condition set in the Motion CPU is displayed.
• Write Protection
• Read/Write Protection
New registration condition can be selected by password input.