Removing And Installing The Motherboard - Siemens SIMATIC PC 670 Equipment Manual

Maintaining and Extending the Computing Unit
4.8

Removing and Installing the Motherboard

1. Open the housing as described in section 4.1.
2. Remove all the modules from their slots (perform the steps described in
section 4.4.2).
3. Remove the drive mounting as described in section 4.5.1.
4. Remove the power supply unit as described in section 4.6.
5. Undo 7 screws on the motherboard and undo 10 hexagon head cap screws at
the interfaces.
6. Remove the wiring backplane and the motherboard.
7. Proceed in the reverse order to install the motherboard.
Figure 4-19
The motherboard is supplied as a spare part without a processor, memory modules
or wiring backplane.
4-24
Fixing screws on the motherboard
Fixing screws on the motherboard
Panel PC 670 Computing Unit, Equipment Manual
Release 04/02