Siemens PC 670 用户手册

4-23

Panel PC 670 Computing Unit, Equipment Manual

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 the screw on the motherboard.

6. Pull the wiring backplane from the motherboard.

7. Proceed in the reverse order to install the new wiring backplane.

Wiring backplane

Wiring backplane fixing screws

Figure 4-18

Removing and installing the bus board