NEC M400 - Manual (Page 5)

NEC Versa M400/PB EasyNoteM5 M7 Disassembly Manual Page 5
Removing the Battery
Perform the following steps to remove the battery:
1. Make sure to power off the unit.
2. Turn the unit upside down.
3. Unlock the battery and slide it out of its place as the arrow shows in Fig. 1
Fig. 1 Removing the battery