1. Product Overview
The Yanmis X79G DDR3 Motherboard is designed for LGA 2011 interface processors, featuring an X79 chipset and support for up to 128GB DDR3 memory. It includes a Gigabit network adapter and various connectivity options for a robust computing experience.
Key Features
- Memory Support: DDR3 memory, supporting both ordinary and RECC server memory. Four memory slots can be used independently.
- Extensive Compatibility: SATA3.0 support for RX series graphics cards, high-speed interface, stable support for N card and A card full range of PCIe interface graphics cards.
- High Performance: Supports the full range of LGA 2011 interface processors, utilizing the X79 chipset, with up to 128GB memory support.
- Gigabit Network Adapter: RTL8111HN Gigabit network adapter with indicator design for stable and fast network connectivity, supporting diskless startup.
- Durable Design: Features a full board solid capacitor design and includes a power supply cooling block for enhanced stability and heat dissipation compared to ordinary capacitors.

2. Package Contents
Verify that all items are present in the package:
- 1 x Main Board (Yanmis X79G DDR3 Motherboard)
- 1 x Metal Plate (I/O Shield)
- 1 x Connection Cable (likely SATA data cable)
3. Component Identification
Familiarize yourself with the various components and connectors on the motherboard before installation.


- CPU Socket: LGA 2011 for Intel processors.
- Memory Slots: Four DDR3 DIMM slots.
- PCIe Slots: One PCIe x16 slot for graphics cards, one PCIe x1 slot for expansion cards.
- Storage Ports: Three SATA 2.0 ports, one SATA 3.0 port, and one M.2 slot.
- USB Ports: Six USB 2.0 ports on the rear I/O panel.
- Network Port: One Gigabit Ethernet port.
- Audio Jacks: Standard audio input/output jacks.
- Front Panel Connectors: Headers for power button, reset button, HDD LED, power LED, and front panel audio/USB. (Refer to the motherboard's silkscreen or manufacturer's website for specific pinouts.)
4. Setup and Installation
4.1 Safety Precautions
- Always disconnect the power supply from the wall outlet before installing or removing any components.
- Wear an anti-static wrist strap or frequently touch a grounded metal object to prevent electrostatic discharge (ESD) damage to components.
- Handle components by their edges and avoid touching pins or circuitry.
4.2 CPU Installation
- Open the CPU socket retention mechanism by pushing down and away from the socket.
- Carefully align the CPU with the socket, ensuring the triangular mark on the CPU matches the mark on the socket.
- Gently place the CPU into the socket without forcing it.
- Close the retention mechanism, ensuring it locks securely.
- Apply a thin layer of thermal paste to the CPU (if not pre-applied on the cooler) and install the CPU cooler.
4.3 Memory (RAM) Installation
- Open the clips at both ends of the DDR3 memory slots.
- Align the memory module with the slot, ensuring the notch on the module matches the key in the slot.
- Press down firmly on both ends of the memory module until the clips snap into place.
4.4 Storage Device Installation (SATA, M.2)
- SATA Drives: Connect SATA data cables from the motherboard's SATA ports to your storage drives (HDDs/SSDs). Connect power cables from the power supply to the drives.
- M.2 SSD: Insert the M.2 SSD into the M.2 slot at an angle, then push it down and secure it with the provided screw.
4.5 Graphics Card Installation
- Open the retention clip on the PCIe x16 slot.
- Align the graphics card with the slot and press down firmly until it is fully seated and the retention clip locks.
- Secure the graphics card to the chassis with a screw.
- Connect any necessary PCIe power cables from the power supply to the graphics card.
4.6 Power Supply Connection
- Connect the 24-pin ATX power connector from the power supply to the corresponding header on the motherboard.
- Connect the 8-pin (or 4-pin) CPU power connector from the power supply to the CPU power header on the motherboard.
4.7 Front Panel Connectors
Connect the cables from your PC case (power button, reset button, HDD LED, power LED, front panel USB, front panel audio) to the corresponding headers on the motherboard. Refer to the motherboard's silkscreen labels or the manufacturer's official website for the precise pinout diagram, as this information is crucial for correct functionality.
5. Operating Instructions
5.1 First Boot
- After assembling all components, connect your monitor, keyboard, and mouse.
- Connect the power cable to the power supply and turn on the power supply switch.
- Press the power button on your PC case.
- The system should power on, and you should see a display on your monitor.
5.2 BIOS/UEFI Setup
During startup, press the designated key (commonly Del, F2, or F10) to enter the BIOS/UEFI setup utility. Here you can configure boot order, system time, and other hardware settings.
5.3 Driver Installation
After installing your operating system, install the necessary drivers for the motherboard chipset, network adapter, and any other integrated components. These drivers are typically provided on a CD/DVD with the motherboard or can be downloaded from the manufacturer's website.
6. Maintenance
- Cleaning: Regularly clean dust from the motherboard and components using compressed air. Ensure the system is powered off and unplugged before cleaning.
- BIOS Updates: Periodically check the manufacturer's website for BIOS/UEFI updates. Updates can improve stability, compatibility, and performance. Follow the update instructions carefully to avoid system damage.
- Cable Management: Ensure cables are neatly routed to improve airflow and prevent interference.
7. Troubleshooting
This section addresses common issues you might encounter.
7.1 No Display on Monitor
- Check if the monitor is properly connected to the graphics card and powered on.
- Ensure the graphics card is fully seated in its PCIe slot and any required power cables are connected.
- Verify that RAM modules are correctly installed in their slots. Try reseating them or testing with one module at a time.
- Confirm the CPU is correctly installed and the CPU power cable is connected.
7.2 System Powers On but Does Not Boot
- Check boot order in BIOS/UEFI to ensure the correct drive is selected.
- Verify that the operating system is installed on the selected boot drive.
- Disconnect all non-essential peripherals and try booting again.
7.3 Front Panel Connectors Not Working
If your front panel buttons or ports (USB, audio) are not functioning, double-check their connections to the motherboard headers. The pinout for these headers can be complex. Refer to the detailed diagrams on the motherboard's silkscreen or the official Yanmis support website for the exact pin configuration for model Yanmisf5ie2vqknz.
7.4 System Instability or Crashes
- Ensure all drivers are up to date.
- Check component temperatures to rule out overheating.
- Test memory modules for errors using diagnostic tools.
- Verify power supply stability and wattage.
8. Technical Specifications
| Feature | Specification |
|---|---|
| Item Type | Computer Motherboard |
| Material | PCB, Metal |
| Built-in Battery | CR2032 x 1 (240mAh) |
| CPU Support | LGA 2011 (Full range of LGA 2011 interface processors) |
| Chipset Type | Intel X79 |
| Peak Memory Capacity | 128GB |
| Memory Slot | 4 x DDR3 |
| USB Ports | 6 x USB 2.0 (rear I/O) |
| SATA Interface | 3 x SATA 2.0, 1 x SATA 3.0 |
| Network Card | Gigabit Network Card (RTL8111HN) |
| Video Card Slot | 1 x PCIe x16 |
| Extended Interface | 1 x PCIe x1, 1 x M.2 |
| Dimensions | 11.81 x 7.48 x 2.76 inches (Package) |
| Item Weight | 1.56 pounds |
| Model Name | Yanmisf5ie2vqknz |
9. Warranty and Support
9.1 Return Policy
This product typically includes a 30-day return policy for refund or replacement. Please refer to your purchase documentation or retailer's policy for specific details.
9.2 Protection Plans
Extended protection plans may be available for purchase, offering coverage for 3 or 4 years. Consult your retailer for options such as a 3-Year Protection Plan or a 4-Year Protection Plan.
9.3 Manufacturer Support
For technical assistance, driver downloads, or further inquiries regarding the Yanmis X79G DDR3 Motherboard, please visit the official Yanmis manufacturer website or contact their customer support channels.