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8.3.4
Replacing the processor
Only use original spare parts or components approved for this device. You can find
information on this under "Hardware accessories (Page 33)".
NOTICE
Damage to the processor
If the CPU is operated with a higher clock frequency than permitted, it can be destroyed.
This leads to data loss.
• Operate the processor only at a clock frequency that is equal to or less than the
• You should therefore only install an approved processor.
Requirement
• You are familiar with the important safety instructions under "Safety instructions on
device and system extensions (Page 50)".
• The device is fully disconnected from the mains voltage, see "Switching off the device
(Page 72)".
• Crosshead screwdriver Philips PH1
Procedure
1. Open the device. See the notes under "Open the device (Page 77)".
2. Remove the heat sink of the processor.
3. Lift the release lever ④ and release the processor bracket ①.
4. Carefully lift the release lever ④ upwards. When doing so, ensure that you do not let go of
the release lever.
Illustration of processor socket without processor
Client SIMATIC IPC RC-545A
Operating Instructions, 03/2024, A5E53092314-AA
permitted clock frequency.
Device maintenance and repair
8.3 Removing and installing hardware
123
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