Siemens 670 V2 Operating Instructions Manual page 82

Maintenance and Service
9.3 Separating the control unit and the computer unit in the central design
Figure 9-4
Figure 9-5
Separating the device in an uinstalled state
As an alternative, dismount the device completely and separate the control unit and
computer unit from one another in an uninstalled state. Lay a pad under the computer unit as
illustrated so that the computer does not fall out and bend the lugs.
Installing the device
To reinstall the device, follow the reverse procedure.
9-6
Deinstallation of the computer unit
Rear of the control unit with the interface positions
Knurled screw
Hinge
Knurled screw
Hinge
Operating Instructions, Edition 03/2004, CD Documentation and Drivers
Panel PC 670 V2/870 V2, Control unit