Yale YMF40+ User Manual page 30

How to Use
Automatic / Manual Lock
Default Automatic lock
Automatic Lock Setting
Main body Automatic/Manual Lock
button released to set Auto
Manual Lock Setting
Main body Automatic/Manual Lock
button pressed to set Manual
Volume
Default High
The operation sound volume will be adjusted
according to the Volume Switch Setting.
(2 : High / 1: Low / 0 : Mute)
Note
Even though the operation sound is set to 'Mute' , the error and alarm will sound.
30
Normal mode Advanced mode