Lenovo 8420 Laptop User Manual


 
Locating components
The following illustration will help you locate the various components in your
computer.
*XXXXXXXXX*
*XXXXXXXXX*
1 Power supply 5 PCI Express (x16) graphics adapter connector
2 Memory modules 6 Battery
3 PCI Express (x1) adapter
connector
7 Microprocessor and heat sink
4 PCI adapter 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.
Chapter 1. Installing options 11