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3.
Loosen the three screws on the rear of the NAS.
4.
Remove the case cover of the NAS gently.
5.
Locate the memory slot. Make sure the slot is empty.
Note: For TS-x53/x53S Pro, TS-451S, TS-651 and TS-851 models, always ensure
that a memory module is installed in the Primary slot (red). If not, then the
system will fail to start.
When installing two memory modules, please ensure that they
are the same size and ideally use the same type of RAM for both memory slots. The
maximum supported memory is 8GB combined.
