Lenovo 3379 - Manual (Page 18)

Locating components
Figure 3 shows the locations of the various components in your computer. To open
the computer cover, see “Opening the computer cover” on page 14.
1 Hard disk drive (some models) 4 Optical drive
2 Microprocessor, heat sink and fan
assembly
5 Memory slots (4)
3 Internal speaker (some models) 6 Power supply assembly
Figure 3. Component locations
10 User Guide