Solution : https://service.sap.com/sap/support/notes/1600698 (SAP Service marketplace login required)
Key words : 
compliant user provisioning, add specific systems, button 'add', systems' button, remaining systems, symptom customer, terms password, service page, reset password, password reset
Related Notes : 
       
| 1600685 | Password Self Service: HR questions configured not showing | 
| 1592179 | CUP: Password Self Service error |