Detailed descriptions   
16.2 BIOS Setup 
  SIMATIC IPC427C 
122  Operating Instructions, 04/2009, A5E02414743-01 
16.2.5  Advanced Menu 
Menu layout   
 
Figure 16-8  Advanced Menu 
Settings in the Advanced Menu 
 
Disabled  High Precision Event Timer is disabled 
HPET - HPET support 
Enabled  High Precision Event Timer is enabled 
Disabled  Disables Legacy Universal Serial Bus support 
Booting via USB media is not possible: but USB keyboard and 
USB mouse work. 
Legacy USB support 
Enabled  Enables Legacy Universal Serial Bus support 
Booting via USB media is possible and the USB keyboard and 
USB mouse work. 
The USB Boot function must be enabled to allow booting from 
a USB device, or if the system is to be operated without USB 
support with a USB keyboard or mouse.  
Enabled  Watchdog reset is enabled. 
Disabled  Watchdog reset is disabled. 
SafeCard functions 
The relevant driver and the application must be started for operation of the 
monitoring functions.