Identifying Parts On The System Board - Lenovo ThinkCentre 7258 User Manual

Identifying parts on the system board

Figure 4 shows the various location of the parts on the system board.
Figure 4. System board parts locations
1 Microprocessor
2 Microprocessor fan connector
3 Memory slots (2)
4 Thermal sensor connector
5 Diskette drive connector
6 24-pin power connector
7 Battery
8 Cover presence (Intrusion) switch
connector
9 SATA connectors (4)
10 Clear CMOS (Complementary Metal
Oxide Semiconductor)/Recovery jumper
11 Power fan connector
12 Front panel connector
13 Front USB connectors (2)
14 Serial (COM 2) connector
15 Front audio connector
16 Internal speaker connector
17 PCI adapter card slots (2)
18 PCI Express x1 adapter card slot
19 PCI Express x16 graphics adapter card
slot
20 System fan connector
21 4-pin power connector
Chapter 1. Product overview
11