User's Manual

14
Chapter 2: Hardware Setup
Install Memory Modules
Optional Synology memory modules are designed to expand the memory of your Synology NAS. Follow the steps
below to install, check, or remove a memory module on your Synology NAS.
The following table shows the memory conguration for best practice:
A0 A1 B0 B1 Total Memory
8 GB - - - 8 GB
8 GB - 8 GB - 16 GB
8 GB 8 GB 8 GB - 24 GB
8 GB 8 GB 8 GB 8 GB 32 GB
16 GB - - - 16 GB
16 GB - 16 GB - 32 GB
16 GB 16 GB 16 GB - 48 GB
16 GB 16 GB 16 GB 16 GB 64 GB
Note:
It is required to use identical memory modules of the same capacity and frequency.
To install the RAM module
1
Shut down your RS3621xs+. Disconnect all cables connected to your RS3621xs+ to prevent any possible
damage.
2
Remove the screw on the back of you RS3621xs+. Slide open the rear top cover, then lift it up and put it aside.
Note:
When you remove the rear top cover, sensitive internal components are exposed. Avoid touching
anything other than the memory assembly when removing or adding memory.
3
The memory slots are labeled as below.