Removing And Installing The Power Supply - Siemens SIMATIC PC 670 Equipment Manual

Maintaining and Extending the Computing Unit
4.6

Removing and Installing the Power Supply

1. Open the housing as described in section 4.1.
2. Remove the drive mounting as described in section 4.5.1.
3. Remove the 3 screws from the cover of the power supply unit from the housing.
4. Disconnect the internal SV cable on the power supply (only applicable to units
with 105 W power supplies).
5. Remove the two fixing screws (TORX T10) on the housing.
6. Pull the power supply unit up and out of the housing.
7. Proceed in the reverse order to install the new power supply unit.
Figure 4-17
4-22
Power supply unit
Removing and installing the power supply
Cover of the power supply unit
Panel PC 670 Computing Unit, Equipment Manual
Release 04/02