1. Product Overview
This manual provides instructions for the installation and use of the A-Tech 16GB (2 x 8GB) DDR3 PC3-12800 1600MHz DIMM RAM Memory Kit. This memory kit is designed to enhance the performance of compatible desktop computer systems by providing additional memory capacity and speed.

Image 1.1: A-Tech 16GB (2x8GB) DDR3 DIMM RAM Kit.
Key Features:
- 16GB Kit (2 x 8GB) capacity.
- DDR3 Non-ECC Unbuffered DIMM memory type.
- PC3-12800 (1600MHz) speed rating.
- Designed for specific Biostar Motherboard models.
- Backed by a Lifetime Warranty.
2. Compatibility
Ensuring compatibility is crucial for proper system operation. This memory kit is specifically designed for desktop computers and is not compatible with laptop systems. Always refer to your system's motherboard manual for detailed memory specifications and supported configurations.

Image 2.1: Desktop computer setup, illustrating the environment for compatible memory.
2.1 Supported Biostar Motherboards:
This A-Tech memory kit is compatible with the following Biostar Motherboard models:
- H61MLV
- H61MLV2
- H61MU3B
- H77MU3
- Hi-Fi B75S3E
- B85S3+
- B85W
- H61S3
- H61S3L
- H77S
- H87S3+
2.2 Memory Types and Form Factors:
Computer memory comes in various types and physical sizes. This product is DDR3 DIMM (Dual In-line Memory Module) type. It is important to match the memory type (DDR3) and form factor (DIMM) with your motherboard's requirements.
- DDR3: This memory operates on the DDR3 standard. Your motherboard must support DDR3 RAM.
- DIMM: This is the standard form factor for desktop computers. It is physically larger than SODIMM (Small Outline Dual In-line Memory Module) used in laptops. DIMM and SODIMM modules are not interchangeable.
- Non-ECC Unbuffered: This memory type is primarily used in desktop PCs. Servers and some workstations may require ECC (Error-Correcting Code) or Registered memory, which is not compatible with this product.

Image 2.2: Example of DIMM (Desktop Memory).

Image 2.3: Example of SODIMM (Laptop Memory).
3. Installation Guide
Before beginning the installation process, ensure your computer is powered off and unplugged from the wall outlet. It is recommended to wear an anti-static wrist strap or periodically touch a grounded metal object (like the computer case) to discharge static electricity, which can damage electronic components.
Step-by-Step Installation:
- Prepare Your Workspace: Clear a clean, well-lit area. Gather a Phillips head screwdriver and your new A-Tech RAM modules.
- Power Down and Unplug: Shut down your computer completely. Disconnect the power cable and all other cables (monitor, keyboard, mouse, etc.) from the back of the computer.
- Open the Computer Case: Remove the side panel of your computer case. Consult your computer's manual if you are unsure how to do this.
- Locate RAM Slots: Identify the DIMM slots on your motherboard. They are typically long, narrow slots near the CPU. Note the existing RAM configuration if you are replacing or adding to existing modules.
- Release Existing Modules (if applicable): If replacing existing RAM, gently push down the small clips on both ends of the DIMM slot. The module should pop up slightly, allowing you to remove it.
- Install New RAM: Align the notch on the A-Tech RAM module with the key in the DIMM slot. Ensure the clips on the slot are open. Place the module into the slot and press down firmly and evenly on both ends until the clips snap into place, securing the module. Do not force the module if it does not fit; re-check the alignment.
- Close the Computer Case: Once all new RAM modules are securely installed, reattach the side panel of your computer case.
- Reconnect and Power On: Reconnect all cables to your computer. Plug in the power cable and turn on your computer. The system should automatically detect the new memory.
- Verify Installation: After booting, check your system's memory in the operating system (e.g., Task Manager in Windows, About This Mac in macOS, or system information in Linux) or in the BIOS/UEFI settings to confirm the correct amount of RAM is recognized.
4. Operation
Once installed, the A-Tech RAM modules operate automatically. The operating system and applications will utilize the available memory as needed. No specific user interaction is required for the memory modules themselves after successful installation.
The primary function of RAM is to provide fast access storage for data and programs currently in use by the CPU. Increasing RAM capacity can improve system responsiveness, especially when running multiple applications or memory-intensive tasks.
5. Maintenance
RAM modules are solid-state components and generally require minimal maintenance. To ensure optimal performance and longevity:
- Keep the Computer Clean: Regularly clean the interior of your computer case to prevent dust buildup, which can lead to overheating and affect component lifespan. Use compressed air to gently remove dust from RAM modules and slots.
- Ensure Proper Ventilation: Make sure your computer case has adequate airflow to dissipate heat generated by components, including RAM.
- Avoid Physical Contact: When handling RAM, always hold it by the edges to avoid touching the gold contacts or the chips, as static electricity or oils from your skin can cause damage.
- Environmental Conditions: Operate your computer in a stable environment, avoiding extreme temperatures or humidity.
6. Troubleshooting
If you encounter issues after installing your A-Tech RAM, consider the following troubleshooting steps:
- System Does Not Boot / No Display:
- Ensure RAM modules are fully seated in their slots. Re-seat them by pressing down firmly until the clips lock.
- Verify that the RAM type (DDR3) and form factor (DIMM) are correct for your motherboard.
- If installing multiple modules, try booting with only one module at a time to identify a potentially faulty stick.
- Check your motherboard manual for specific RAM slot configurations (e.g., which slots to populate first).
- Incorrect RAM Amount Detected:
- Ensure all modules are properly seated.
- Check your motherboard's BIOS/UEFI settings to confirm the detected memory.
- Update your motherboard's BIOS/UEFI to the latest version, as this can improve memory compatibility and detection.
- System Instability / Blue Screens (BSOD):
- Run a memory diagnostic tool (e.g., Windows Memory Diagnostic, MemTest86) to check for errors.
- Ensure your system's power supply unit (PSU) is sufficient for all components, including the new RAM.
- Check for overheating issues within your computer.
- Slow Performance:
- While more RAM generally improves performance, ensure your system's other components (CPU, storage) are not bottlenecks.
- Verify that the RAM is running at its advertised speed (1600MHz) in your BIOS/UEFI settings. Some motherboards may default to a lower speed.
7. Product Specifications
| Specification | Detail |
|---|---|
| RAM Capacity | 16 GB (2 x 8GB) |
| RAM Type | DDR3 SDRAM |
| Memory Speed | 1600 MHz (PC3-12800) |
| Form Factor | DIMM (Desktop) |
| ECC Type | Non-ECC Unbuffered |
| Item Model Number | MS659KMM3792 |
| Item Weight | 2.4 ounces |
| Product Dimensions | 6.7 x 3.6 x 0.4 inches |
| Manufacturer | A-Tech |
| ASIN | B00O3TAOA0 |
| Date First Available | October 2, 2014 |
8. Warranty and Support
8.1 Lifetime Warranty:
A-Tech memory products are backed by a Lifetime Warranty, ensuring peace of mind regarding the quality and durability of your purchase. For specific terms and conditions of the warranty, please refer to the official A-Tech website.
8.2 Customer Support:
For technical assistance, troubleshooting, or warranty claims, please contact A-Tech customer support. You can find contact information and additional resources on the official A-Tech website:

Image 8.1: A-Tech Premium Memory Logo.





