1. Introduction
1.1 Product Overview
The Micron C400 Solid State Drive (SSD) is a high-performance storage solution designed for various computing applications. This 2.5-inch form factor SSD utilizes NAND Flash MLC technology and connects via a SATA III (6 Gb/s) interface. It offers a storage capacity of 128GB, providing fast data access and improved system responsiveness compared to traditional hard disk drives. Key performance metrics include sequential read speeds of up to 500 MB/s and sequential write speeds of up to 260 MB/s.
1.2 Package Contents
Verify that all components are present in the package:
- Micron C400 128GB 2.5" SATA III SSD
- Documentation (this manual)
Note: Mounting screws or SATA cables may not be included and might need to be purchased separately depending on your system.
2. Setup and Installation
2.1 Before You Begin
Before installing the SSD, ensure your system meets the following requirements:
- A compatible computer system with an available 2.5-inch drive bay.
- An available SATA data port and a SATA power connector.
- Operating system support for SATA III (6 Gb/s) for optimal performance.
Safety Precautions: Always power off your computer and disconnect the power cable before opening the chassis. Ground yourself to prevent electrostatic discharge (ESD) by touching a metal part of the computer chassis before handling components.
2.2 Physical Installation
Follow these steps to physically install the Micron C400 SSD into your computer:
- Open the Computer Chassis: Refer to your computer's manual for instructions on how to safely open the case and access the drive bays.
- Locate an Available Drive Bay: Identify an empty 2.5-inch drive bay. If your system only has 3.5-inch bays, you may need a 2.5-inch to 3.5-inch adapter bracket (not included).
- Mount the SSD: Gently slide the SSD into the drive bay. Secure it with screws if required by your chassis design.
- Connect Cables:
- Connect one end of a SATA data cable to the SATA data port on the SSD and the other end to an available SATA data port on your motherboard.
- Connect a SATA power cable from your power supply unit to the SATA power connector on the SSD.
- Close the Chassis: Once the SSD is securely installed and connected, close your computer chassis.

Figure 1: Top view of the Micron C400 SSD, showing the product label with model information.

Figure 2: Angled view of the Micron C400 SSD, highlighting the SATA data and power connectors.
2.3 Initializing and Formatting the SSD
After physical installation, the SSD needs to be initialized and formatted by your operating system before it can be used.
For Windows:
- Boot your computer.
- Right-click on the Start button and select 'Disk Management'.
- Locate the new SSD (it will likely appear as 'Unallocated' or 'Not Initialized').
- Right-click on the disk and select 'Initialize Disk'. Choose MBR (Master Boot Record) or GPT (GUID Partition Table) based on your system's requirements (GPT is recommended for modern systems).
- Right-click on the 'Unallocated' space on the new SSD and select 'New Simple Volume'. Follow the wizard to create a partition and format it (NTFS is recommended for Windows).
For macOS:
- Boot your computer.
- Open 'Disk Utility' (Applications > Utilities > Disk Utility).
- Select the new SSD from the sidebar.
- Click 'Erase'. Choose a name, format (e.g., APFS or Mac OS Extended (Journaled)), and scheme (GUID Partition Map).
- Click 'Erase' again to confirm.
3. Operation
Once initialized and formatted, the Micron C400 SSD functions like any other storage drive. You can install operating systems, applications, and store data on it. Due to its solid-state nature, it offers faster boot times, quicker application loading, and improved overall system responsiveness compared to traditional hard drives.
3.1 Data Migration
If you are replacing an existing drive with the Micron C400 SSD and wish to transfer your operating system and data, you will need to use data migration software. Many third-party tools are available for this purpose. Refer to the software's instructions for the migration process.
4. Maintenance and Optimization
SSDs require different maintenance practices than traditional hard drives. Adhering to these guidelines will help maintain performance and longevity:
- TRIM Support: Ensure your operating system has TRIM enabled. TRIM helps the SSD manage its storage space efficiently, preventing performance degradation over time. Modern operating systems (Windows 7 and later, macOS, Linux) typically enable TRIM automatically for SSDs.
- Avoid Defragmentation: Do not defragment an SSD. Defragmentation is designed for mechanical hard drives and can reduce the lifespan of an SSD without providing any performance benefit.
- Firmware Updates: Periodically check the Micron website for firmware updates for your C400 SSD. Firmware updates can improve performance, stability, and compatibility.
- Leave Some Free Space: It is recommended to leave a small percentage (e.g., 10-15%) of the SSD's capacity free to allow for optimal wear leveling and performance.
5. Troubleshooting
If you encounter issues with your Micron C400 SSD, consider the following troubleshooting steps:
- SSD Not Detected:
- Check all SATA data and power cable connections to ensure they are secure.
- Verify that the SATA port on the motherboard is enabled in the system's BIOS/UEFI settings.
- Try connecting the SSD to a different SATA port or with different cables.
- Ensure the SSD is initialized and formatted as described in Section 2.3.
- Slow Performance:
- Confirm that the SSD is connected to a SATA III (6 Gb/s) port. Connecting to a SATA II (3 Gb/s) port will limit performance.
- Ensure TRIM is enabled for your operating system.
- Check for and install the latest SSD firmware.
- Verify that your system's SATA controller drivers are up to date.
- Operating System Fails to Boot:
- If you installed an operating system on the SSD, ensure it is set as the primary boot device in your system's BIOS/UEFI settings.
- If you migrated an operating system, ensure the migration process was completed successfully and the bootloader is correctly configured.
If these steps do not resolve the issue, consult the Micron support website or contact their customer service.
6. Technical Specifications
| Feature | Specification |
|---|---|
| Model | Micron C400 (MTFDDAK128MAM) |
| Capacity (Unformatted) | 128 GB |
| Interface | SATA III (6 Gb/s) |
| Form Factor | 2.5-inch |
| NAND Flash Type | MLC (Multi-Level Cell) |
| Sequential Read Speed | Up to 500 MB/s |
| Sequential Write Speed | Up to 260 MB/s |
| Item Weight | 2.39 ounces (approx. 67.7 grams) |
| Dimensions | 5.5 x 4 x 2.2 inches (Package Dimensions) |
| Operating Temperature | 0°C to 70°C (Typical) |
7. Warranty and Support
The Micron C400 SSD is covered by a manufacturer's warranty. For specific warranty terms, conditions, and duration, please refer to the warranty information provided with your product or visit the official Micron website. For technical assistance, troubleshooting beyond this manual, or to inquire about warranty claims, please contact Micron customer support through their official channels.





