Identifying Parts On The System Board - Lenovo 3000 H305 Hardware Maintenance Manual

Hardware Maintenance Manual
28
Microphone connector
Audio line-out connector
Audio line-in connector
PCI Express x1 adapter connector
PCI Express x16 graphics adpter connector

Identifying parts on the system board

The system board (sometimes called the planar or motherboard) 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 illustrations show the locations of parts on the system
board.
7
8
Rear audio connectors
Ethernet and USB connectors
USB connectors
HDMI port
On-board VGA connector
PS/2 mouse and keyboard connectors
PCI Express x 1 adapter connector
1 2 3 4
9
5 6
11
10