Locating Parts On The System Board - Lenovo ThinkCentre 3026 User Manual

1
Hard disk drive (installed in some models)
2
Heat sink
3
Internal speaker (installed in some models)
4
System fan assembly

Locating parts on the system board

Figure 4 "System board part locations" on page 9 shows the locations of the parts on the system board.
Figure 4. System board part locations
1
PCI card slot
2
PCI Express x16 graphics card slot
3
Internal speaker connector
4
Cover presence switch connector (Intrusion switch
connector)
5
Battery
6
Thermal sensor connector
7
Microprocessor fan connector
8
Microprocessor
9
4-pin power connector
10
Memory slot 2
11
Memory slot 1
12
Memory slot 4
5
Optical drive
6
Memory module
7
Power supply assembly
13
Memory slot 3
14
Front panel connector
15
PS/2 keyboard and mouse connector
16
Serial (COM) connector
17
Front audio connector
18
24-pin power connector
19
Power fan connector
20
SATA connectors (2)
21
eSATA connector
22
Front USB connectors (2)
23
Clear CMOS (Complementary Metal Oxide
Semiconductor) /Recovery jumper
.
Chapter 1 Product overview
9