- INTEL® Bay Trail-M N2930 SoC Processor 1.83GHz, Quad-Core, 7.5W
- New Thin Model – Only 34mm Tall
- 9V~24V DC jack on back panel for external power supply
- 2 x HDMI & DDR3L
- ECO-design for EuP/ErP

Model No   JBC420U91 JBC420U91W
Part No   HBJC420U91-2930-B HBJC420U91W-29AC-B (AC WIFI)
HBJC420U91W-2930-B (WIFI)
Motherboard Specification
CPU Fanless INTEL® Bay Trail-M Celeron N2930 SoC Processor 1.83GHz, Quad-Core, 7.5W
Memory 1 x 204-pin DDR3L-1333 SO-DIMM Single Channel up to 8 GB (1.35V required)
VGA Intel® HD Graphics
LAN 1 x Intel® I210-AT Gigabit Ethernet (from 5/2020 and up)
* 1 x Intel® 82574L Gigabit Ethernet (up to 4/2020)
Audio Realtek ALC887 Audio CODEC with SPDIF out
Storage 1 x full size mSATA Slot
Wireless / Mini-PCIE Slot 1 x half size Mini-PCI Express Slot WiFi + Bluetooth
Board Form Factor NUC Form Factor (101mm X 101mm)
Chassis Specification
Product size 129W * 109D * 34H mm
Material Lightweight aluminum alloy with extruded aluminum IO panel
Color Black
Storage mSATA only
Front I/O Port 1 * Power Button
1 * Power LED
1 * COM port
1 * USB 3.0
Rear I/O Port 2 * USB 2.0 ports
2 * HDMI
1 * RJ-45 port
1 * Audio line out with SPDIF out
1 * 9V ~ 24V DC-in jack
1 * SMA Connector for WiFi Antenna
1 * Kensington Lock Hole
Power Adapter : AC_90~240V / DC_12V_3A/36W
Environment Operating Temperature : 0 ~ 40°C with air flow
Storage Temperature : -20 ~ 80°C
Functional Digital Signage, Set Top Box, Thin Client, Car Entertainment, Smart Mini PC, POS/POI, KIOSK, HTPC
Certificate CE,FCC,ErP For Barebone
CE,FCC,TUV,UL,CCC,CB,ErP For Power Adapter
Ordering Info
Part Number Description
HBJC420U91W-29AC-B N2930 Barebone in Black with AC WiFi
HBJC420U91W-2930-B N2930 Barebone in Black with WiFi
HBJC420U91-2930-B N2930 Barebone in Black without WiFi
JNU91-2930 (Incl) N2930 NUC motherboard
HCS310MWM01B-F (Incl) WALL + VESA + DIN rail mount (Black)
HCS3XXDINRAILPS-F (Incl) Din Rail Clip
LCSCHBJC3XX-F (Incl) Screw pack
L01AS050-F (Incl) 40W/12V/3.3A L6 EN62368-1 2.5/5.5mm non-locking AC Adapter
HNSCOMWFAWCB161HF (for HBJC420U91W-29AC-B) AW-CB161H PCIE half size WiFi BT card
HNSCOMWFAWNB159-F (for HBJC420U91W-2930-B) AW-NB097 or AW-NB159H PCIE half size WiFi BT card
J05-ANT-GX57245-F (for HBJC420U91W-29AC-B) 5G WiFi antenna
J05-ANT-AN2400-F (for HBJC420U91W-2930-B) WiFi antenna
JBC420U91 BIOS A09 Release Date 2020-4-15
Description Support I210-AT Gigabit Ethernet.
Download  H91MAA09.zip (for DOS)
Flash Instructions for DOS 1. Prepare a MS-DOS bootable USB flash drive.
2. Download the zip file.
3. Unzip the file and copy to the USB flash drive.
4. Reboot the PC into MS-DOS mode and run *.bat in command prompt.
5. Wait in suspense until the update finished.
Revised History [A08]. Support D1 Stepping CPU.
[A07]. Withdrawn.
[A06]. 1.Fix sometimes UEFI Windows installation fails. 2.Fix sometimes HDMI has no display. 3.Add [Wake up by CIR] in BIOS.
[A05]. Fix ERP issue after power failure.
[A04]. 1.Fix ACPI issue for USB 3.0. 2.Fix power down failure in DOS.
[A03]. Add to support NU91 Series.
[A01]. Initial BIOS.

· Please do not flash the BIOS UNLESS your system has a BIOS-related issue. Flashing the wrong BIOS can cause irreparable damage to the system.
· Please be aware that by flashing this BIOS you agree that in the event of a BIOS flash failure, you must contact your dealer for a BIOS replacement. There are no exceptions to this policy. Jetway does not have a policy of replacing BIOS chips directly with end users.

Drivers for JBC420U91
  Windows 7 (32/64 bit) Windows 8.1 (32/64 bit) Windows 10 (32/64 bit)
Chipset  inf.zip  inf.zip  inf.zip
Video  7_32_bit / 7_64_bit  81_32_bit / 81_64_bit  10_32_bit / 10_64_bit
Audio  audio.zip  audio.zip  audio.zip
LAN  intellan.zip  intellan.zip  intellan.zip
USB 3.0  usb30.zip Built-In Built-In
TXE (Trusted Execution Engine)  txe.zip  txe.zip  txe.zip
CIR  cir_driver.zip  CIR-win8_10.zip  CIR-win8_10.zip
MBI NA  w8.zip  w10.zip
WiFi (HBJC420U91W-2930-B)  AW-NB159H.zip  AW-NB159H.zip  AW-NB159H.zip
WiFi (HBJC420U91W-29AC-B)  AW-CB161H.zip  AW-CB161H.zip  AW-CB161H.zip
Quick Installation Guide  G03-JC420QIG01-F.pdf
Motherboard Manual  G03-NU91-F.pdf
Power Consumption Report  Power Consumption Report
Temperature Test Report  Temperature Test Report
Watchdog sample code  Watchdog sample code