Locating Parts On The System Board - Lenovo ThinkCentre 7522 User Manual

Locating parts on the system board

Figure 4 shows the locations of the parts on the system board.
Figure 4. System board parts locations
1 PCI card slot
2 PCI Express x16 graphics card slot
3 Internal speaker connector
4 Battery
5 Microprocessor fan connector
6 Thermal sensor connector
7 Cover presence switch connector
(Intrusion switch connector) (some
models)
8 Microprocessor
9 4-pin power connector
10 Front panel connector
11 Memory slots (2)
12 Front USB connectors (2)
13 Serial (COM 2) connector
14 Power fan connector
15 24-pin power connector
16 SATA connectors (2)
17 Clear CMOS (Complementary Metal Oxide
Semiconductor)/Recovery jumper
18 Front audio connector
19 System fan connector (some models)
Chapter 1. Product overview
11