Modify password 
For those users created by admin, they can modify their passwords as follows: 
 
Step1: Enter main menu 
Press [MENU] key, in the login dialog, select your user name, input the correct 
password, you can enter the main menu. As shown below. 
 
Fig. 4.4 Input passwords 
 
 
Fig. 4.5 Main menu 
 
Step  2:  Select  the  target  user  name  by  using  [↑],[↓]  then  move  the  “Active 
Frame” to “Password” icon by using[]/[]keys. As shown in Fig.4.6 below.