Acer Aspire 4220 4520 Board Schematic Diagram(ZO3)
The Laptop Motherboard Schematic Diagram(pdf) for Aspire 4220 4220G 4520 4520G Series (Model ZO3) laptop/notebook, QUANTA ZO3.
CPU: AMD S1g1 Turion 64 Dual-Core/Sempron Single-Core
Chip Set: n-Vidia MCP67