MSI MAG B660 Tomahawk WiFi DDR4 Guide Rapide page 30

M2_1~3: M.2 Slots (Key M)
M.2 slot installation
1. Loosen the screws of M.2 SHIELD FROZR heatsink.
2. Remove the M.2 SHIELD FROZR and remove the protective films from the thermal
pads.
1
20
Overview of Components
M2_1
M2_3
M2_2
1
M2_1
2
1
⚠
Important
∙ Intel® RST only supports PCIe M.2 SSD with
UEFI ROM.
M2_2~3 slots support Intel® Optane™
∙
Memory.
M2_2&M2_3
2
1