U8668-D is a product of Deko, which supports DDR1-2 memory
This manual covers the features, layout, and component index of the U8668-D motherboard, including CPU installation, DDR DIMM module installation, and system wiring. It also contains detailed troubleshooting steps for common hardware issues.
Technical specifications such as supported processors, memory limits, expansion slots, and peripheral interfaces are listed, along with safety and regulatory information required for FCC compliance.
| CPU socket | Socket-478 |
|---|---|
| Supported CPU | Intel Pentium 4 up to 3.06 GHz, Hyper‑Threading |
| Front Side Bus | 400/533 MHz |
| North Bridge chipset | P4M266A |
| South Bridge chipset | VT8235 |
| Memory slots | Supports up to 2 DDR devices, 200/266 MHz, max 2 GB |
| Maximum memory capacity | 2 GB |
| PCI slots | Two 32‑bit PCI bus master slots |
| AGP slot | One AGP slot |
| IDE support | Four IDE drives, Ultra DMA 33/66/100/133 |
| LAN | 10/100 Mbps, full/half duplex, auto‑negotiation |
| USB ports | 2 rear USB2.0, 4 front USB2.0 |
| Serial port | 1 serial port |
| Parallel port | 1 multi‑mode parallel port (SPP/EPP/ECP) |
The motherboard provides a Socket‑478 for the CPU.
It supports Intel Pentium 4 processors up to 3.06 GHz and includes Hyper‑Threading.
The board can hold up to 2 GB of DDR memory.
There are two rear USB 2.0 ports and four front USB 2.0 ports.