DFI HD636-H81CS ATX Industrial Motherboard

DFI HD636-H81CS ATX Industrial Motherboard

Product Hardware Specifications and Core Functions

Core computing platform

Processor: LGA1150 slot, fourth generation 22nm Intel Core i7/i5/i3/Celeron low-power CPU, covering 35W/45W/54W/65W multi power models, supporting turbo frequency, hyper threading, VT-x/VT-d virtualization.

Chipset: Intel H81 Express; Super IO adopts NCT6106D+NCT5104D dual chips, responsible for serial port, watchdog, and hardware monitoring.

BIOS 64Mbit SPI AMI Aptio UEFI BIOS， Supports graphics settings, remote network PXE, and local BIOS firmware refresh.

Memory specifications

Single 240Pin DDR3 DIMM slot, single channel;

Supports DDR3 1333/1600MHz non ECC memory, with a maximum capacity of 8GB and a voltage of 1.5V.

Display output (onboard HD core display)

VGA: 24 bit color depth, up to 1920 × 1200@60Hz ；

HDMI: up to 4096 x 2304@24Hz  / 2560× 1600@60Hz Synchronize the output of digital audio;

Supports DirectX11.1, OpenGL 4.0, Intel Clear Video hardware decoding, BIOS can set primary and secondary display outputs.

Real shot of rear IO panel

Network, audio, storage

Dual Gigabit Network: Two Intel WG82574L PCIe Gigabit Ethernet cards, supporting WOL remote network wake-up and IEEE802.3 standards.

Audio: Realtek ALC888 5.1 channel high fidelity sound card, with 3 rear audio sockets, front audio pin+S/PDIF digital audio pin.

SATA storage (4-port)

SATA0, 1: SATA3.0 6Gb/s, SATA0 reserved space compatible with SATA DOM electronic disk;

SATA4、5：SATA2.0 3Gb/s；

Supports AHCI/IDE two controller modes, hot swappable and can be turned on separately.

Expansion slot layout (ATX board)

PCIe x16 Gen2 × 1: dedicated for discrete graphics card/high-speed acquisition card;

PCIe x4 Gen2 × 2: Expansion of sports card and image capture card;

PCI 2.3 × 4: Traditional ISA replaces serial port card and DAQ data card compatible slots.

Full port resources (industrial I/O core advantage)

(1) Serial COM (8 channels in total, industrial key)

COM1/2: Rear DB9 RS232;

COM3/4/5/6: onboard pins, default RS232;

COM7: onboard pin RS232;

COM8: Can switch RS232/full duplex RS422/half duplex RS485 via jumper, with additional support for terminal 5V/12V power output;

All serial ports are equipped with ± 15kV air discharge ESD protection.

(2) USB (9 in total)

Rear: 2 x USB 3.0, 2 x USB 2.0;

Onboard pins: Vertical USB 2.0+two sets of 4-channel USB 2.0 expansion pins;

BIOS can individually shut down any USB port and supports USB keyboard and mouse wake-up of the system.

(3) 8-way isolated digital DIO

19 pin dedicated DIO pin, 8 inputs and 8 outputs;

The jumper can be selected with DIO power supply of 5V standby/constant 5V; the output can be configured with pull-up high level or pull-down ground, suitable for relay and sensor control.

(4) Other peripheral interfaces

PS/2 keyboard mouse composite port, 25 needle parallel port LPT (supports SPP/ECP/EPP printing mode);

Chassis intrusion detection pin, 3-channel fan socket (CPU fan+system fan 1/2, supporting speed measurement and speed regulation);

LPC debugging pins, front panel pins (power switch, restart, hard disk light, power light).

Featured industrial functions

Hardware watchdog WDT: Super IO integrated, programmable timeout of 1-255 seconds, automatic machine reset upon timeout, providing C language routines;

Multi level power wake-up: PS/2 keyboard and mouse wake-up, USB wake-up, network WOL wake-up, RTC timed automatic power on, power-off recovery automatic power on;

Hardware health monitoring: Real time collection of CPU/motherboard temperature, VCORE/5V/12V/3.3V and other voltage, fan speed, over temperature/low voltage alarm;

Intelligent temperature control fan: four temperature threshold automatic adjustment of fan speed, noise reduction and temperature control simultaneously;

Optional TPM1.2 security encryption module, hardware encryption stores passwords and authorization certificates.

Environment, size, system support

Size: Standard ATX 305mm × 244mm;

Temperature and humidity: working at 0-85 ℃, storage at -20~85 ℃, humidity at 5%~90%, no condensation;

Operating system: WinXP (32-bit), Win7/8 32/64 bit;

There is no clear value for power consumption, and it comes standard with a 24 pin main ATX and an 8pin 12V CPU dual power supply.

Complete Instructions for Hardware Installation, Jumping, and IO

CPU、 Installation steps for memory and heat sink

Memory: Single DDR3 slot, foolproof notch unidirectional insertion, automatic locking of two end buckles; Live plugging and unplugging can directly damage the memory/motherboard.

DDR3 foolproof notch diagram

LGA1150 CPU installation

Release the pressure rod, open the pressure plate, and keep the original factory protective cover (the cover must be returned for RMA repair);

Align the golden triangle mark of the CPU with the slot positioning angle, lay it flat without external force, fasten the pressure plate, and lock the pressure rod;

CPU positioning marker

Slot protection cover

Heat sink: fixed with four corner push pins, apply thermal paste as needed, connect the fan 4pin cable to the CPU-FAN socket, and read the BIOS speed.

All functional jumpers (core configuration JP series)

JP9 (Clear CMOS)

1-2 short circuit=default normal; Short circuit 2-3 seconds to clear BIOS password/parameters, used for overclocking failure and password forgetting repair.

JP1 (powered by PS/2)

1-2=constant 5V; 2-3=5V standby (power supply even when turned off, supports PS/2 startup wake-up, power standby current ≥ 720mA).

JP5/JP6/JP8 (USB powered)

1-2=constant 5V; 2-3=5V standby, multiple USB wake-up requires power standby of ≥ 1.5~2A.

JP10 (power on mode)

1-2=Chassis button power on; 2-3=Power off recovery with automatic power on+support for WOL remote power on.

JP2/JP17/JP18 (COM8 communication mode)

Combination jumper switches RS232/full duplex RS422/half duplex RS485.

JP14 (powered by COM8)

Default pure serial port; After switching, the serial port pin outputs 5V/12V to the external sensor.

JP11 (SATA DOM powered)

1-2=Grounding; 2-3=Output 5V to SATA0 compatible electronic disk.

JP13/JP7/JP12 (DIO power supply/level)

JP13 selects DIO total power supply; JP7/JP12 sets the output pin to default pull-up/pull-down.

Definition of various built-in pins

Power supply: 24Pin ATX main power supply, 8Pin CPU 12V auxiliary power supply;

Fan: CPU Fan (4pin speed regulation), Sys Fan 1/2 (3Pin speed measurement);

Front panel: includes power switch, restart, hard disk indicator light, and power indicator light pins;

DIO 19Pin: 8 inputs and 8 outputs, equipped with+12V/+5V/standby 5V power supply pins;

Storage: 4 SATA interfaces, SATA0 compatible with DOM;

Expansion: Parallel port, front audio, S/PDIF digital audio, LPC debugging, chassis intrusion detection.

AMI Aptio UE BIOS Complete Setup

Press Del to enter BIOS during startup, with 6 main menus and full keyboard operation. Support F3 loading optimization default, F4 saving restart.

Main page

Display BIOS version, system time and date, administrator access permissions, only basic time modifications.

Advanced (Advanced Settings, Core Features)

ACPI power management: enable/disable RTC timed power on, network wake-up, power outage recovery strategy;

Trusted Computing TPM: Turn on/off TPM security chip;

CPU configuration: Hyper threading switch, Ruipin EIST, virtualization VT-x/VT-d, core quantity limit;

SATA configuration: switch IDE/AHCI mode, individually switch each SATA port, enable hot swapping;

USB configuration: Traditional USB compatibility, XHCI switching, individual disabling of each USB port;

Super IO serial port configuration: 8-channel COM independent switch, modify IO address and IRQ;

PC Health Status: Real time display of voltage, temperature, fan speed, and four segment intelligent fan speed threshold;

Watchdog WDT: Set timeout unit (seconds/minute), 0=turn off watchdog;

Network stack: PXE IPv4/IPv6 network boot switch.

Chipset (Chipset Settings)

Graphics card configuration: Select VGA/HDMI/dedicated display as the main display device, and allocate shared video memory of 32M~1024M;

PCIe channel speed, dual channel gigabit network card switch, high-precision timer switch;

Onboard audio Azalia switch.

Boot (startup item)

Start device priority, CSM compatibility mode, PXE network card boot switch, default state of boot numeric keypad.

Security

Set administrator startup password and user restricted password.

Save & Exit

Save/discard modifications, restore factory default, EFI boot device reload.

BIOS Refresh Specification

Use AFUDOS tool to refresh SPI firmware under DOS; The motherboard ME management engine is bound to SPI, and the chips are not interchangeable. Replacement requires original factory burning of MAC and firmware.

Supporting Drivers and Tool Software

The supporting driver CD is divided into two sets of installation programs, WinXP and Win7/8, with one click batch installation of components:

Intel chipset driver, HD graphics driver, ME management engine;

Realtek sound card, dual Intel gigabit network card driver;

NCT6106D Super IO tool (watchdog control, hardware monitoring);

Intel Fast Storage RST and USB 3.0 drivers;

Optional TPM encryption tool, PDF manual, Adobe Reader;

WinXP requires additional pre installation NET Framework 3.5 and DirectX 9.0C.

Chapter 5+Appendix: DIO Programming, Watchdog Routine, Troubleshooting

8-way DIO programming guide: provides low-level IO read-write logic, can directly interface with automation relays and sensor control;

Appendix A Watchdog Example Code: Complete source code in C language, software timed feeding of the dog, automatic reset upon system crash;

Appendix B System Error Information: Explanation of POST self-test fault codes (memory, CPU, serial port, network card errors);

Appendix C Troubleshooting Checklist

Not turning on: Check the power supply of 24Pin+8Pin, standby LED, and clear CMOS;

No display: Check the main display BIOS settings, memory re insertion, CPU installation;

Serial port failure: verify jumper RS485/422 mode and BIOS serial port switch;

Fan not turning: BIOS intelligent fan turned off, socket plugged in incorrectly;

Unable to wake up from network: JP10 jumper, BIOS WOL enabled, power standby current meets standard.

Product application scenarios

This ATX industrial motherboard is mainly used for:

Automated production line motion control platform (equipped with AMP series motion cards);

Machine vision AOI detection equipment;

Industrial data acquisition and ATE testing platform (equipped with DAQ acquisition card);

Security monitoring, IoT gateway, CNC machine control host;

Low power, long-term unmanned equipment.