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NCA-4220 User Manual
Installing the System Memory
The motherboard supports 2 memory slots for DDR4 UDIMM with speeds of up to 2666MHz. The CPU
requires at least 2 memory modules to boot and run from.
Supported System Memory Summary
Total Slots
Number of Channels
Supported DIMM Capacity
Memory Size
Memory Type
Minimum DIMM Installed
Memory Module Installation Instructions
Please follow the steps below to install the DIMM memory modules.
1. Power off the system.
2. Pull open the DIMM slot latches.
3. Align the notch of the module with the socket key in the slot and carefully insert the card into the slot.
4. Push the module down into the slot until it is firmly seated. Press vertically on both corners of the card
until it clicks into place.
Click
2
2 (2 DIMMs per channel)
4GB, 8GB, 16GB, 32GB
Maximum 32 GB UDIMM (16GB*2)
DDR4 ECC or Non-ECC UDIMM 2666/2400/2133 MHZ
At least 1 memory modules to boot and run from
Notch
Socket Key
24
Click
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