NX420 Single Board Computer User Guide, provides information on hardware specifications and the purpose of various connectors.
This manual describes the NX420 single board computer built around a 300 MHz Vortex86SX SOC. It lists the hardware features, external and internal connectors, power requirements, and regulatory information.
The document includes wiring diagrams, LED indicator functions, and jumper settings, helping users install the board in a metal enclosure and configure peripherals such as Ethernet, USB, and serial ports.
| CPU | 300 MHz Vortex86SX SOC |
|---|---|
| Ethernet Controllers | 3 × 10/100 Mb PCI Ethernet controllers |
| Serial Ports | 2 × RS‑232 (DB‑9 and 10‑pin header) |
| USB Ports | 2 × USB 2.0 (dual stacked connector) |
| Memory | 256 MB DDR2 |
| Power Input | 7‑12 VDC (12 V nominal) via 5.5 mm barrel connector |
| Operating Temperature | 0 °C to 70 °C (optional –20 °C to 70 °C) |
| Regulatory | FCC Class A, CE, RoHS lead‑free |
The console port defaults to 115,200 bps, 8‑bit, no parity, 1 stop bit.
The board has three RJ‑45 Ethernet ports with 10/100 Mb connectivity.
A 12 V DC barrel connector (5.5 mm diameter, 2.1 mm hole) supplies power.
Yes, it includes two internal Mini PCI connectors.