Owner's manual

Page 64
K5 System Technical Guide
3) Now navigate to the Setup and press menu button to enter setup page
Door Station Tone -- 01
Door Bell Tone -- 05
GuardUnit Tone -- 05
No Disturb Mode -- off
Installation...
Exit
4) Go to Installation and input password(2412), then press menu to conrm
Password:
0
*
*
*
Chapter 4 K5 System Settings