Locating Components - Lenovo ThinkCentre M77 Hardware Maintenance Manual

Locating components

Figure 3 "Component locations" on page 76 shows the locations of the various components in your
computer. To remove the computer cover, see "Removing the computer cover" on page 79.
Figure 3. Component locations
1
Heat sink and fan assembly
2
Memory modules
3
Optical drive
4
Card reader (installed in some models)
5
Front audio and USB assembly
6
Internal speaker (installed in some models)
7
System board
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ThinkCentre Hardware Maintenance Manual
8
Hard disk drive
9
PCI card (installed in some models)
10
Cover presence switch (also called intrusion switch)
11
Rear fan
12
Power supply assembly
13
Microprocessor