Lenovo AIO V540-24IWL Hardware Maintenance Manual page 79

5. Remove the system board shield. See "System board shield and system fan" on page 63.
6. Remove the thermal pad. See "Thermal pad" on page 71.
7. Remove the M.2 solid-state drive.
8. Install the M.2 solid-state drive.
9. Reinstall the removed parts. Then, reconnect the power adapter and all disconnected cables to the
computer.
Note: If a locking device is available, use it to lock the computer.
.
Chapter 6 Hardware removal and installation
73