Biostar Z490A-SILVER Manual page 11

Step 1: Unlock a DIMM slot by pressing the retaining clips outward. Align a DIMM on the slot
such that the notch on the DIMM matches the break on the slot.
Step 2: Insert the DIMM vertically and firmly into the slot until the retaining clips snap back in
place and the DIMM is properly seated.
Note
» If the DIMM does not go in smoothly, do not force it. Pull it all the way out and try again.
» When installing a dual-channel memory card, please insert the card first with DIMMA1 and
DIMMB1. If the card is not inserted correctly, the computer will not boot up.
Memory Capacity
DIMM Socket Location
DIMMA0
DIMMA1
DIMMB0
DIMMB1
Dual Channel Memory Installation
Please refer to the following requirements to activate Dual Channel function:
Install memory module of the same density in pairs, shown in the table.
Dual Channel Status
Enabled
Enabled
Enabled
(O means memory installed, X means memory not installed.)
Note
» When installing more than one memory module, we recommend to use the same brand and
capacity memory on this motherboard.
DDR4 Module
4GB/8GB/16GB/32GB
4GB/8GB/16GB/32GB
4GB/8GB/16GB/32GB
4GB/8GB/16GB/32GB
DIMMA0 DIMMA1
O X
X O
O O
Total Memory Size
Max is 128GB.
DIMMB0 DIMMB1
O X
X O
O O
Chapter 2: Hardware installation | 11
Z490A-SILVER