Service and maintenance
11.7 Expansion and parameter assignment
SIMATIC HMI IPC677C
124
Operating Instructions, 04/2013, A5E02722710-04
Installing a memory module
How to install a memory module
1 Open the device (Page 121).
2 Note where the (polarized) cutout
①
is located on the pin side of the RAM
module before inserting it.
3 Insert the module downwards,
applying slight pressure and press it
until the locking snaps into place.
4 Close the device.
Removing a memory module
How to remove a memory module
1 Open the device (Page 121).
2 Release the locking mechanism on
the left and right.
3 Pull the memory module out of the slot.
4 Close the device.
Display of the current memory configuration
A new memory module is automatically detected. When switching on the device and starting
the BIOS Setup using <F2>, the current memory size is displayed under "Total Memory".