Functions 
  9.5 Safecard on Motherboard (SOM) 
SIMATIC Box PC 627 
Operating Instructions, Release 05/2006, A5E00362052-03 
9-3 
9.5  9.5 Safecard on Motherboard (SOM) 
 
This application is used to monitor PC hardware (temperature, watchdog and fans) and to 
display the current measured values. A GUI is used to configure the application and also to 
activate the temperature monitoring watchdog function and fan monitoring function.  
Your device is equipped with three temperature sensors, which are automatically detected 
by the application. 
 D E
F
 
D
E
 
Figure 9-1  Safecard On Motherboard with three temperature sensors 
Here the current temperature and limit values are shown. You can 
toggle the temperature display mode to indicate either the current 
temperature, or the min./max. values measured since the start of the 
application. 
(1a)  Internal processor temperature 
(1b)  Device temperature beneath the power supply: 
upper threshold can be set from 30°C to 80°C 
(1)  Temperature range 
(1c)  Cooling air temperature surrounding the DVI connector: 
- depending on device 3°C to 5°C higher than the ambient 
temperature 
- upper threshold can be set from 25°C to 55°C 
(2)  Watchdog range  Here, you can configure the watchdog function in your monitoring 
application. You can specify the watchdog time, activate a PC reset 
and activate / deactivate the watchdog. 
You can read the current fan speed in this area. 
(3a)  Fan speed in the area close to the processor 
(3)  Fan area 
(3b)  Fan speed on the power supply 
The description of the driver and SOM program are available on the CD "Documentation and 
Drivers" under Drivers & Updates\<device>\... 
From the CD, run Install.bat and follow the instructions on your screen.