Lenovo 57321302 Personal Computer User Manual


 
38
User Guide
Identifying parts on the system board
The system board (sometimes called the 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.
Lenovo H505
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4
5
6
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9
Microprocessor and heat sink Microprocessor fan header
Memory slots (2)
Power connector
Thermal sensor header Front panel connector
Battery SATA connectors (2)
Mini PCI-E slot Front USB connectors (2)