Locating Parts On The System Board - Lenovo ThinkCentre Edge 71 1577 User Manual

Locating parts on the system board

Figure 4 "System board part locations" on page 10 shows the locations of the parts on the system board.
Figure 4. System board part locations
1
4-pin power connector
2
Microprocessor
3
Microprocessor fan connector
4
Memory slot 1 (DIMM1)
5
Memory slot 2 (DIMM2)
6
Thermal sensor connector
7
24-pin power connector
8
Power fan connector
9
SATA connectors (3)
10
Front panel connector (for connecting LED
indicators and power switch)
11
Front USB connector 1 (for connecting USB
ports 1 and 2 on the front bezel)
10
ThinkCentre User Guide
12
Clear CMOS (Complementary Metal Oxide Semiconductor)
/Recovery jumper
13
Front USB connector 2 (for connecting additional USB
devices)
14
Front USB connector 3 (for connecting additional USB
devices)
15
Battery
16
Serial (COM2) connector
17
Front audio connector
18
Internal speaker connector
19
PCI Express x1 card slots (2)
20
PCI Express x16 graphics card slot
21
System fan connector