© Siemens AG 2001 All Rights Reserved
SINUMERIK 840Di System Overview (SYI) – 02.2001 Edition 4
-31
Software
4.1 Windows NT......................................................................................... 4-32
4.2 NC software......................................................................................... 4-32
4.3 HMI software........................................................................................ 4-33
4.4 Power OFF and behavior in case of power failure ............................... 4-38
4.5 Supplementary conditions regards software and hardware ................. 4-39
4