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SIMATIC 545/555/575 System Manual
Installing 505 System Hardware
4. Carefully push the module into the slot until it mates with the
backplane connectors.
5. Tighten top and bottom bezel screws.
Minimum torque: 2.6 in–lb (0.3 N–m)
Maximum torque: 5.2 in–lb (0.6 N–m)
Figure 3-8 Installing CPU Module in a Series 505 Base
To remove the CPU, complete the following steps.
1. If cables are attached, remove them from the front of the CPU.
2. Disconnect power to the base.
3. Loosen top and bottom bezel screws.
4. Carefully pull the CPU from the base.
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