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Maintaining and servicing your device
7.4 Removing and installing hardware
SIMATIC IPC677E
102
Operating Instructions, 04/2019, A5E45117996-AA
7.4.5
Replacing the bus board
Requirement
●
The device is disconnected from the mains and all connecting cables have been
removed.
●
The device is open, see important information regarding this under Opening the Device
(Page 71).
Procedure - Removal
1.
Remove all modules from the slots.
2.
Remove the marked screws on the bus board.
3.
Remove the marked screws.
4.
Remove the back-up battery holder, see Changing the backup battery (Page 98).