This is a user's manual for the NB73-BC NB73-BL system board
This manual provides detailed information for the NB73-BC and NB73-BL system boards, including hardware layout, supported processors, memory configurations, and peripheral interfaces. It also explains BIOS settings, jumper configurations, and safety precautions for installation and servicing.
The document includes sections on chipset specifications, AGP and PCI slot usage, Ethernet controller details, and troubleshooting checklists to help users resolve common issues such as boot problems, peripheral failures, and interference concerns.
| Chipset | Intel 845E |
|---|---|
| Graphics Memory Controller Hub | Intel 845E MCH |
| I/O Controller Hub | Intel ICH4 |
| CPU Socket | Socket 478 |
| Supported Processors | Intel Pentium 4 (HT) and Celeron |
| Memory Type | 2× DDR SDRAM DIMM, up to 2 GB |
| AGP Slot | 1.5 V AGP 4× (66 MB/s) |
| PCI Slots | 6 (slot 6 slave‑only) |
| Ethernet Controller | Realtek RTL8100 |
The AGP slot only supports 1.5 V AGP 4× (66 MB/sec bandwidth).
The board has six PCI slots; slot 6 supports only slave mode and should not be used for master‑mode cards.
The board uses a Realtek RTL8100 fast Ethernet controller.
It uses a Socket 478 and supports Intel Pentium 4 processors with Hyper‑Threading and Intel Celeron processors.