ASROCK Z790 PG LIGHTNING/D4 User Manual page 52

2.17 M.2 SSD Module Installation Guide (M2_3 and M2_4)
The M.2 is a small size and versatile card edge connector that aims to replace mPCIe and
mSATA. The Hyper M.2 Socket (M2_3, Key M) supports type 2260/2280 SATA3 6.0 Gb/
s & PCIe Gen4x4 (64 Gb/s) modes. The Hyper M.2 Socket (M2_4, Key M) supports type
2260/2280 PCIe Gen4x4 (64 Gb/s) mode.
Installing the M.2 SSD Module
No.
Nut Location
PCB Length
Module Type
48
1 2
A B
6cm 8cm
Type 2260 Type 2280
Step 1
Prepare a M.2 SSD module and the
screw.
Step 2
Depending on the PCB type and
length of your M.2 SSD module, find
the corresponding nut location to be
used.