Siemens Simatic 620 - Manual (Page 127)

Error Diagnosis
6-7
SIMATIC Box PC 620 Manual
A5E00131465-01
Error Message on the Screen Meaning/Suggestion
Operating system not found Possible causes:
No operating system present
Incorrect drive addressed (diskette in drive A/B)
Incorrect active boot partition
Incorrect entries in SETUP for the BOOT drive
Previous boot incomplete
Default configuration used
Abort of the previous BOOT procedure, for example, due to a power
failure. Check the hardware settings and the SETUP.
System cache error
Cache disabled
Error in the CPU’s cache module.
Contact your technical support team.
Monitor type does not match
CMOS
Run SETUP
The monitor does not match the SETUP entries.
Adapt the SETUP entries to the monitor.
System timer error Hardware error
Contact your technical support team.
Real time clock error Clock chip error
Contact your technical support team.
Keyboard controller error Keyboard error
Contact your technical support team.