Lenovo ThinkPad X390, Hardware Maintenance Manual, Page: 75 / 108

Step Screw (quantity) Color Torque
2
M2 × L2 mm, large flat (1) Silver
0.181 Nm
(1.85 kgf-cm)
When installing: Plug the red cable into the main connector on the card, and plug the blue cable into the
auxiliary connector on the card.
1070 M.2 solid-state drive
For access, remove these FRUs in order:
• “1010 ThinkPad Pen Pro” on page 64
• “1020 Nano-SIM card tray (for selected models)” on page 65
• “1030 Base cover assembly” on page 65
Attention: The M.2 solid-state drive is sensitive. Inappropriate handling might cause damage and
permanent loss of data.
When handling the M.2 solid-state drive, observe the following guidelines:
• Replace the M.2 solid-state drive only for upgrade or repair. The M.2 solid-state drive is not designed for
frequent changes or replacement.
• Before replacing the M.2 solid-state drive, make a backup copy of all the data that you want to keep.
• Do not apply pressure to the M.2 solid-state drive.
• Do not touch the contact edge of the M.2 solid-state drive. Otherwise the M.2 solid-state drive might get
damaged.
• Do not make the M.2 solid-state drive subject to physical shocks or vibration. Put the M.2 solid-state drive
on a soft material, such as cloth, to absorb physical shocks.
For computer models that support the Intel Optane technology, disable the Intel Optane memory before
removing it. To disable the Intel Optane memory:
1. Restart the computer. When the logo screen is displayed, press F1.
Note: If a supervisor password has been set, enter the correct password when prompted. You also can
press Enter to skip the password prompt and enter the BIOS menu. However, you cannot change the
system configurations that are protected by the supervisor password.
2. Select Config
➙
Storage
➙
Intel (R) Rapid Storage Technology
➙
Intel Optane
➙
Disable .
3. Select to preserve user data and select Yes to confirm your operation.
4. Select Disable and wait for the process to complete.
Note: The disabling process may take from a couple of minutes to hours. Do not restart the computer
until the process is completed.
5. Press F10 to save changes and exit.
Chapter 8
.
Removing or replacing a FRU
69