Siemens SIMATIC Rack PC 840 - Opening the SIMATIC Rack PC 840

SIMATIC Rack PC 840 Expansions
4-3
SIMATIC Rack PC 840 Manual
A5E00104826-03
Tools
You can carry out all necessary installation work on the Rack PC with screwdrivers
of the TORX T10 and TORX T8 types.
4.1.2 Opening the SIMATIC Rack PC 840
To open the Rack PC, proceed as follows:
1. Pull out the power supply connector.This is only necessary for devices with AC
power supply.
2. If necessary, remove all cable connectors and connecting cables from the
device.
3. If necessary, take the PC out of its support/cabinet.
4. Open the front door and loosen the middle screw (1).
5. Push the housing cover (2) back completely.
6. Then you can remove the housing cover.
12
Figure 4-1 Rack PC Prepared for Opening