Dell Precision M4800 Setup And Features Information page 3

9. USB 3.0 connectors (2)
10. microphone connector
11. headphone connector
12. hard-drive status light
13. battery status light
14. power light
15. memory reader slot
Figure 3. Base View
1. battery bay
2. HDD eject latch
3. HDD security screw
4. SIM slot
16. optical drive status light
17. optical drive eject button
18. optical drive eject hole
19. optical drive
20. smart card reader slot (optional)
21. ExpressCard slot
5. battery release latch
6. dock I/O port
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