Rear view
1
Security-lock slot
2
ac power connector
3
Lenovo OneLink connector
Bottom view
1
M.2 solid-state drive or wireless WAN card
2
Emergency reset hole
3
Memory modules
48
Hardware Maintenance Manual
1
2
3
1
6
5
4
4
5
6
4
Always on USB connector
5
Media card reader slot
6
Built-in stereo speaker (left)
2
3
4
Battery pack
5
Hard disk drive, hybrid drive, or solid-state drive
6
Wireless LAN card