You can use alphanumeric characters and symbols when registering login user passwords.
You can register up to 128 single-byte characters.
The passwords are case-sensitive. Keep this in mind when registering them.
Do not disclose the password to outsiders. Similarly, do not write the password down and leave it where others can see it.
Change the password periodically.
Make the password difficult to guess.
Password Policy
This machine has a password policy.
Only passwords meeting the specified criteria for level of complexity and minimum number of characters can be registered. For details about the criteria, see "Specifying the Extended Security Functions", Security Guide.
Passwords can contain the following characters:
Upper case letters: A to Z (26 characters)
Lower case letters: a to z (26 characters)
Numbers: 0 to 9 (10 characters)
Symbols: (space) ! " # $ % & ' ( ) * + , - . / : ; < = > ? @ [ \ ] ^ _` { | } ~ (33 characters)
Some characters are not available, regardless of whether their codes are entered using the keyboard or the control panel.
Changing the login password using the control panel
Press [Home] () at the bottom of the screen in the center.
Press the [User Tools] icon ().
Press [Machine Features].
Press [Login] twice.
Enter a login user name, and then press [OK].
Enter a login password, and then press [OK].
Press [Exit].
Press [Address Book Management].
Select the user.
Press [Auth. Info].
Press [Change] for [Login Password].
Enter a new login password, and then press [OK].
If a password reentry screen appears, enter the login password, and then press [OK].
Press [OK].
Press [User Tools] () on the top right of the screen.
Press [Home] () at the bottom of the screen in the center.
Changing the login password using Web Image Monitor
Open a web browser.
Enter "http://(the machine's IP address or host name)/" in the address bar.
Click [Login].
Enter the login user name and login password, and then click [Login].
Point to [Device Management], and then click [Address Book].
Select the user or group.
Click [Change].
Click [Change] next to [Login Password] in the [Authentication Information] area.
Enter the new password in the [New Password] box.
Enter the new password in the [Confirm Password] box.
Click [OK] three times.