The **M3A76TCX-R** is an industrial-grade motherboard typically manufactured by **Advantech**. It follows the Micro-ATX form factor and is designed for stable, long-term performance in industrial automation, medical equipment, or kiosk systems. Below is a breakdown of its primary electronic components and specifications: ### 1. Core Processing & Chipset This board is built on the AMD platform, focusing on energy efficiency and legacy support. | Component | Specification | | :--- | :--- | | **Chipset** | AMD 760G + SB710 | | **CPU Socket** | AM3 / AM3+ (Supports AMD Phenom II / Athlon II / Sempron) | | **System Bus** | Up to 5200 MT/s (HyperTransport 3.0) | --- ### 2. Memory and Storage Interface The electronic design provides reliable data pathways for industrial storage requirements. * **RAM Slots:** 2 x 240-pin DIMM sockets. * **Memory Type:** DDR3 1066/1333 MHz (Non-ECC), supporting up to 8GB total. * **SATA Ports:** 6 x SATA II (3.0 Gb/s) connectors supporting RAID 0, 1, 5, 10. * **IDE Interface:** Often includes 1 x EIDE (ATA-133) for legacy drive support. --- ### 3. Integrated Graphics and Audio The board utilizes integrated controllers to handle multimedia without needing external cards. * **Graphics:** Integrated **ATI Radeon HD3000**. It supports DirectX 10 and shares system memory (VRAM). * **Video Output:** Dual output via VGA and DVI-D. * **Audio:** Realtek ALC892 High Definition Audio (supports 7.1 channel output). --- ### 4. Input/Output (I/O) & Connectivity Industrial boards like the M3A76TCX-R are characterized by their high number of COM ports. | Interface | Count/Type | | :--- | :--- | | **Ethernet** | Dual 10/100/1000 Mbps (Realtek RTL8111DL) | | **USB Ports** | 8 x USB 2.0 (4 on rear I/O, 4 via internal headers) | | **Serial Ports** | Up to 10 x COM ports (Typical configuration: 9x RS-232, 1x RS-232/422/485) | | **Expansion** | 1 x PCIe x16, 1 x PCIe x1, 2 x PCI (32-bit/33MHz) | --- ### 5. Specialized Industrial Features * **Watchdog Timer:** A programmable electronic circuit that resets the system if software hangs, ensuring 24/7 uptime. * **Solid Capacitors:** High-quality capacitors used near the CPU VRM (Voltage Regulator Module) to withstand higher temperatures and provide a longer lifespan than standard electrolytic capacitors. * **TPM Header:** Support for Trusted Platform Module for hardware-based security encryption. --- ### Technical Summary Table | Category | Detail | | :--- | :--- | | **Form Factor** | Micro-ATX (244 mm x 244 mm) | | **Power Input** | ATX 24-pin + 4-pin 12V | | **Operating Temp** | 0 ~ 60° C (32 ~ 140° F) | | **BIOS** | AMI 16Mb SPI Flash |