Operators Handbook DCU3 – System 
 
9., Main function „Maintenance“ 
BAEDCU3 - Rev. 4.6 - 0504    9 - 17 
9.12.2 Special Notes 
  A reset of the system deletes all user-modified parameters and settings and enables again 
the default settings of the delivery state. Therefore you should do a system reset only when 
absolutely necessary, such as for clearing of malfunctions. 
  Prior to a system reset you should record your most important parameters and settings. This 
will allow you to easily reconfigure your system according to your requirements. This is es-
pecially true for the followint parameters and settings: 
–  process value alarms 
–  digital input alarms 
– recipes 
– controller parameters 
– measuring ranges 
– communication parameters 
 
 
 
 
9.13  Service / Diagnostics 
  This submenu (level of operation) is only accessible for authorized service personnel 
and staff of the Sartorius BBI Systems GmbH.