Lenovo IdeaCentre A300 - Manual (Page 27)

Chapter 7. Locations
25
1 TV-Jack Connector
2 DC-IN Jack
3 RJ45
4 HDMI-OUT
5 HDMI-IN
6 1394a Connector
7 USB Connector
8 USB Connector
9 Mini PCI-e Full height
10 Mini PCI-e Half height
11 8 in 1 Card Reader
12 System BIOS
13 Microphone
14 Headphone/SPDIF-OUT
15 USB Connector
16 USB Connector
17 Speaker L connector
18 Power button
19 Speaker R connector
20 Blue tooth connector
21 CR2032 battery connector
22 SO-DIMM DDR3 socket
23 SATA data connector
24 SATA power connector
25 System fan connector
26 Hinge cable connector
27 RT2482 Scaler IC
28 Hinge LED connector
Identifying parts on the motherboard(For AMD)
The motherboard (sometimes called the planar or system board) is the
main circuit board in your computer. It provides basic computer functions
and supports a variety of devices that are factory-installed or that you can
install later.
The following illustration shows the locations of parts on the
motherboard.