Operating instructions
Operation Manual – Art. 80153 (Version 1.1.6) 
21
5.5 AUDIO 
Make  the  record  “ON”  to  enable  sound  recording 
when  a  microphone  device is  attached  in  AUDIO 
INPUT port on the system. 
Adjust volume for speaker and the intensity level of 
sound recording. To make the sound enabled for 
speaker, leave the mute “OFF”. 
5.6 SYSTEM 
Fig (c)                                                                              Fig (d) 
In this menu, you can see the information of the hard disk drive installed on the system, change the system 
password, adjust keypad tone, browser event list or adjust current time on the system. 
If user login the system at Admin level, the menu bar will be displayed as Fig (c). The user can enter into 
the order of “Account” to examine all user accounts, add or delete user that he wants to (Please refer to 
section 5.6.2 for account setup).   
If user login the system at Operator or Guest level, the menu bar will be displayed as Fig (d). The user can 
only modify its own password. (Please refer to 5.6.3 for password setup)       










