Siemens PC 670 用户手册

4-4

Panel PC 670 Computing Unit, Equipment Manual

To open the computing unit, perform the following steps:

1. Turn off the computing unit, pull out the mains connector and remove all

interconnecting cables and connecting cables from the device, including the
keyboard cable.

2. Remove the computing unit from its mounting/cabinet (only necessary if

mounting screws are inaccessible as a result of installation).

3. Undo the two screws (refer to Figure 4-1) on the housing cover.

4. Raise the cover slightly.

5. You can then remove the housing cover.

Screws on the housing cover

Figure 4-1

Computing unit prepared for opening