Device maintenance and repair
7.3 Removing and installing hardware
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Operating Instructions, 01/2021, A5E43920357-AA
8.
Remove the housing of the redundant power supply from the back of the device.
9.
Install the new enclosure and secure it at the appropriate places.
10.Re-insert the two modules of the redundant power supply.
11.Close the device.
7.3.7
Replacing the processor
Requirement
•
You know the important safety instructions under "Safety instructions on device and
system extensions (Page 48)".
•
An original spare part, i.e. a processor of the same type. For information on replacement
parts, refer to "Hardware accessories (Page 35)".
•
Cross-tip screwdriver: PH1
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
permitted clock frequency.
•
You should therefore only install an approved processor.
Procedure
1.
Fully disconnect the device from the line voltage, see "Switching off the device (Page 72)".
2.
Open the device. Be sure to follow the important instructions under "Open the device
(Page 93)".
3.
Remove the heat sink of the processor.
4.
Unlock the socket and lift the socket cover.
5.
Remove the processor.
