P4VM890 user manual
This manual introduces the ASRock P4VM890 Micro ATX motherboard, its package contents, and step‑by‑step hardware installation procedures. It also covers BIOS configuration, hardware health monitoring, and software support via the included support CD.
The document is organized into sections such as Introduction, Installation, BIOS Setup Utility, Software Support, and detailed specifications of the board’s components, connectors, and supported technologies.
| Form factor | Micro ATX (9.6‑in x 8.0‑in) |
|---|---|
| CPU socket | Socket 478 for Intel Pentium 4 / Celeron D |
| Chipset (Northbridge) | VIA P4M890 |
| Chipset (Southbridge) | VIA VT8237R Plus |
| Memory slots | 2 x DDR DIMM slots |
| Maximum memory | 2 GB |
| Expansion slots | 3 x PCI, 1 x PCI Express x16, 1 x AMR |
| Integrated graphics | VIA UniChrome Pro 3D/2D |
| Audio codec | Realtek ALC653 5.1‑channel AC’97 |
| LAN controller | VIA PHY VT6103, 10/100 Mbps |
| USB ports | 6 ready‑to‑use USB 2.0 ports (plus header ports) |
| SATA connectors | 2 x Serial ATA 1.5 Gb/s (RAID, Hot Plug) |
| IDE connectors | 2 x ATA133 IDE connectors |
| Power connectors | 20‑pin ATX and 4‑pin 12 V connectors |
It uses a Socket 478 compatible with Intel Pentium 4 and Celeron D processors.
The motherboard has six ready‑to‑use USB 2.0 ports, plus additional ports via two USB headers.
It is a Micro ATX board measuring 9.6 in × 8.0 in.