Lenovo 10HJ User Manual page 25

Figure 4 "System board part locations" on page 13 shows the locations of the parts on one type of system
board.
Figure 4. System board part locations
1
4-pin power connector
3
Memory slot 1 (DIMM1)
5
Thermal sensor connector
7
14-pin power connector
9
SATA 3.0 connectors
11
SATA 2.0 connector
13
Front USB connector 1 (for connecting USB
ports 1 and 2 on the front bezel)
15
Cover presence switch connector (intrusion
switch connector)
17
Serial (COM2) connector
19
PCI Express x1 card slots (2)
21
System fan connector
23
Microprocessor
2
Microprocessor fan connector
4
Memory slot 2 (DIMM2)
6
4-pin power connectors (number and location vary by model)
8
Parallel connector
10
Power fan connector
12
Front panel connector (for connecting LED indicators and
power switch)
14
Front USB connector 2 (for connecting an additional USB
device)
16
Clear CMOS (Complementary Metal Oxide Semiconductor)
/Recovery jumper
18
Front audio connector
20
PCI Express x16 graphics card slot
22
Battery
.
Chapter 1 Product overview
13