MSI PRO B660-A Manuel D'utilisation page 18

SATA5~8: SATA 6Gb/s Connectors
These connectors are SATA 6Gb/s interface ports. Each connector can connect to one
SATA device.
⚠
Important
∙ Please do not fold the SATA cable at a 90-degree angle. Data loss may result during
transmission otherwise.
SATA cables have identical plugs on either sides of the cable. However, it is
∙
recommended that the flat connector be connected to the motherboard for space
saving purposes.
∙ SATA7 will be unavailable when installing M.2 SATA SSD in the M2_2 slot.
SATA6
SATA5
SATA8
SATA7
16