C.N520E is a motherboard with NVIDIA nForce520LE chipset. It supports AMD Socket AM2 CPUs, up to 4 DDR2 800 DIMMs, and has 1x PCI-E x16, 1x PCI-E x1, 3x PCI, 1 IDE, 2 SATAII, and 1 eSATA ports.
This manual covers the hardware specifications of the Colorful C.M520E motherboard, including supported CPUs, memory types, expansion slots, storage interfaces and audio codec. It also describes the layout of connectors on the front and rear panels and provides wiring diagrams for power, USB, audio and other I/O.
Additional sections explain BIOS features such as dual‑BIOS, ACPI, and how to update or clear the BIOS in DOS mode. The document includes troubleshooting tips, CMOS reset procedures and a glossary of abbreviations used throughout the board’s documentation. This manual is written in Chinese.
| CPU socket | AMD Socket AM2 |
|---|---|
| PCI slots | 3 × PCI 2.2 slots |
It supports AMD Socket AM2 processors.