Locating Parts On The System Board - Lenovo ThinkCentre 2121 User Manual

3
Heat sink
4
Microprocessor
5
Cover presence switch (Intrusion switch)
6
Memory module(s)

Locating parts on the system board

Figure 4 "System board part locations" on page 13 shows the locations of the parts on the system board.
Figure 4. System board part locations
1
Internal speaker connector
2
Power switch board cable connector
3
Mini PCI Express card slot
4
Hard disk drive power connector
5
SATA connector
6
Optional USB connector
7
Serial (COM1) connector
9
WiFi card module
10
Battery
11
Internal speaker
12
Hard disk drive or solid-state drive
8
Optional DisplayPort connector
9
System fan connector
10
Clear CMOS (Complementary Metal Oxide Semiconductor)
/Recovery jumper
11
Battery
12
Microprocessor
13
Cover presence switch connector (Intrusion switch
connector)
14
Memory slots (2)
.
Chapter 1 Product overview
13