This is a motherboard circuit diagram, which contains the motherboard's various interfaces, chips and pin descriptions.
This manual describes the Topstar H‑N5AV motherboard, which uses the NVIDIA nForce520LE chipset and supports a range of AMD processors. It details the board's features such as DDR2 memory support, multiple PCI‑Express slots, integrated USB 2.0 and AC'97 audio, and various storage interfaces.
The document includes an installation guide, BIOS configuration instructions, driver installation procedures, and a list of recommended tools. It also contains safety warnings, common PC issue troubleshooting, and contact information for service centers across China. This manual is written in Chinese.
| CPU Socket | Socket 940 |
|---|---|
| Supported Memory Types | DDR2 400/533/667/800 |
| Maximum Memory Capacity | 8 GB |
| USB Controllers | Integrated USB 2.0 (also USB 1.1) |
| Storage Interfaces | ATA100/133, SATA/SATA‑II |
| Power Management | ACPI 1.0b, PnP 1.0a, APM 1.2 |
It supports Socket 940 for Sempron, Athlon/X2/FX/AM2+ processors.
The board can accommodate up to 8 GB of DDR2 memory.
An integrated USB 2.0 controller is included, and USB 1.1 support is also available.