Maintenance and Service Guide

Solid-state drive (M.2)
Description Spare part number
2-TB, TLC L28681-001
1-TB, TLC L28677-001
1-TB, MLC L28685-001
512-GB, TLC L28683-001
512-GB, self-encrypting drive (SED), OPAL 2, TLC L28682-001
512-GB, FIPS, TLC L28684-001
256-GB, TLC L28679-001
256-GB, PCIe, self-encrypting drive (SED), OPAL 2 L28678-001
256-GB, SATA-3, self-encrypting drive (SED), OPAL 2 L28680-001
Optane memory module, 16-GB L28676-001
Before removing the solid-state drive, follow these steps:
1. Turn o the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the bottom cover (see Bottom cover on page 33).
5. Remove the battery (see Battery on page 35).
Remove the solid-state drive:
1. Lift the Mylar from atop the solid-state drive.
2. Remove the Phillips M2.0×3.0 screw (1) that secures the solid-state drive to the system board.
Component replacement procedures 37