Maintaining and repairing the device
7.4 Installing and removing hardware
SIMATIC IPC277G
64 Operating Instructions, 08/2021, A5E50059956-AA
Unplug the marked COM cables on the motherboard and
remove the interface plate of the device.
Unscrew the marked two spring screws with a T8
screwdriver on the motherboard.
Unscrew the marked two screws on the power module and
unscrew the marked other five screws with a T10
screwdriver on the motherboard.
Press the retaining clips outward in the direction of the
arrows to unlock the memory socket.
Pull out the memory module from the socket.
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