Siemens SINUMERIK 840Di sl - Partitioning of the PCU Hard Disk

Software installation/update and data backup
16.2 Partitioning of the PCU hard disk
Manual
558 Commissioning Manual, 05/2008, 6FC5397–4CP10–4BA0
16.2 Partitioning of the PCU hard disk
The PCU hard disk is divided into 4 partitions (3 primary partitions and an extended partition).
For data security purposes, the SINUMERIK 840Di sl system software, the Windows system
software and the Service software are installed on different partitions.
Partitions
The diagram below shows the partitioning of the hard disk when the control system is
supplied:
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Figure 16-3 Partitioning the hard disk
● 1st partition/drive C:
Drive C: is reserved for service tasks under WinPE 2005.
● 2nd partition/drive D:
Drive D contains the following directories:
– Graphics
The directory contains preinstalled and own images.
– Install
The software to be installed is first copied into this directory before actual installation
under Windows XP.
– Update
The directory is used for subsequent installation of Windows XP system software.
● 3rd partition/drive E:
Drive E: is reserved for the Windows XP system software.
● 4th partition/drive F:
Drive F: contains the SINUMERIK-specific applications, e.g. the SINUMERIK 840Di sl
system software.
It is also used for installing user-specific applications, e.g. SINUMERIK user interfaces,
HMI OEM applications or SIMATIC STEP7.