Fujitsu PSN 900 Plus Operating Manual page 11

registration screen:
Step 5: Select the permissions of the registered user. For example, click
"Admin" to enter the administrator registration process; enter the following
registration mode screen, and then you can select the Single-Hand Registration or
Both-Hands Registration depending on your need.
Click the Next button to enter the User ID Settings screen:
1. Input ID settings by touching keys.
ID setting rules:
alphanumeric characters, where letters are not case sensitive.
Note: When assigning a user ID, if there is the same number ID, the user
stored in the management system will cover that stored in the device.
2. If the selected work mode is the PIN Code + Palm Vein mode, the PIN code
Up to 20 characters, consisting of letters, numbers, or
10