Operators Handbook DCU3 – System 
 
9., Main function „Maintenance“ 
BAEDCU3 - Rev. 4.6 - 0504    9 - 16 
9.12 System Settings 
The maintenance function „System Parameter“ can be used for general settings of the DCU - system, 
such as setting the internal clock.  
9.12.1 Operating Display 
 
Tag  Entry  Displayed value or function, required input  
BEEPER    Switching the beeper „on“ and „off“ 
 enable beeper „on“ 
 disable beeper „off“ 
FAILTIME  h:m  Input of power failure time (FAILTIME) in [hours:minutes] 
for system behavior after restart. The system will behave 
as follows: 
 
−  power failure < FAILTIME: system continuous with the 
last settings 
 
−  power failure > FAILTIME: systems returns to default 
settings 
DATE  dd.mm.yyyy  Input of current date, formate is [day.month.year] 
TIME  hh:mm:ss  Input of current time, formate is [hours:minutes:seconds] 
SYSTEM RESET  
Reset of the entire DCU - system: 
−  This function deletes all user-defined settings and en-
ables the default settings available on delivery.