Maintenance & Service Guide

M.2 solid-state drive
Table 5-6 Solid-state drive descriptions and part numbers
Description Spare part number
512 GB, PCIe, TLC L77290-001
512 GB, PCIe, value L77291-001
512 GB PCIe + 32 GB Optane memory L80988-001
256 GB, PCIe, value L77289-001
256 GB PCIe + 16 GB Optane memory L80987-001
128 GB, SATA-3, TLC L77288-001
Before removing the solid-state drive, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 33).
2. Place the computer in Battery Safe mode (Battery Safe mode on page 33).
3. Remove the bottom cover (Bottom cover on page 34).
4. Remove the battery (Battery on page 36).
Remove the solid-state drive:
1. Remove the Phillips M2.0 × 2.5 screw (1) that secures the solid-state drive to the computer.
2. Remove the solid-state drive (2) by pulling the module away from the slot at an angle.
Reverse this procedure to install the solid-state drive.
Component replacement procedures 43