23. TrackPoint
24. Fn key
25. Built-in microphone
Bottom View 1. Battery-pack latch
2. Tilt feet
3. Memory slot door
Rear View 1. Power jack
2. External-input-device (PS/2) connector
3. Serial connector
4. Parallel connector
5. Expansion connector
6. External monitor connector
7. Universal serial bus (USB) connector
8. Security keyhole
9. Power switch
10. Line-out/headphone jack
11. Line-in jack
94 ThinkPad i Series 1400 HMM