1. Introduction
This manual provides essential instructions for the proper installation, operation, and maintenance of your Kioxia KCD6XLUL15T3 CD6 15.36TB NVMe PCIe 4x4 Solid State Drive (SSD). Please read this manual thoroughly before using the product to ensure optimal performance and longevity. Retain this manual for future reference.
2. Product Overview
The Kioxia KCD6XLUL15T3 CD6 is a high-capacity 15.36TB NVMe PCIe 4.0 x4 Solid State Drive designed for demanding data center and enterprise environments. It features a 2.5-inch, 15mm Z-height form factor, making it suitable for high-density storage deployments. This SSD offers robust performance, reliability, and data integrity for 24x7 operations.
Key Features:
- Portable Design: Compact 2.5-inch form factor.
- High Speed Performance: 15.36TB capacity with up to 4000MB/s write speed.
- NVMe Interface: Utilizes NVMe 4x4 interface for efficient data transfer.
- Internal Installation: Designed for internal integration into computer systems.
- Reliable Storage: Engineered for consistent performance and reliability in demanding environments.

3. Setup and Installation
This section outlines the general steps for installing the Kioxia KCD6XLUL15T3 CD6 SSD. Professional installation is recommended for server environments.
3.1 System Requirements
- A host system (desktop or server) with an available 2.5-inch drive bay.
- A compatible NVMe-enabled PCIe 4.0 x4 interface.
- Operating system with NVMe driver support.
- Appropriate power connector (12V).
3.2 Physical Installation
- Power Off System: Ensure the host system is completely powered off and disconnected from the power source.
- Open Chassis: Open the computer or server chassis according to the manufacturer's instructions.
- Locate Drive Bay: Identify an available 2.5-inch drive bay. The KCD6XLUL15T3 has a 15mm Z-height, so ensure adequate clearance.
- Mount SSD: Securely mount the SSD into the drive bay using appropriate screws or mounting hardware.
- Connect Cables: Connect the NVMe data cable and the 12V power cable to the SSD. Ensure connections are firm.
- Close Chassis: Close the chassis and reconnect the power source.
3.3 Initializing the SSD
- Boot System: Power on the host system.
- Operating System Detection: The operating system should detect the new NVMe SSD.
- Initialize and Format: Use your operating system's disk management tools to initialize the SSD, create partitions, and format them for use. Refer to your operating system's documentation for detailed steps.
4. Operating the SSD
Once installed and initialized, the Kioxia KCD6XLUL15T3 CD6 SSD operates like any other storage device within your system. It is optimized for high-performance data storage and retrieval.
4.1 Data Storage and Transfer
Utilize the SSD for storing operating systems, applications, and large datasets that require fast access. Its high read/write speeds (up to 5500 MBps read / 4000 MBps write) and IOPS (400,000 random read / 75,000 random write) ensure rapid data transfer and application responsiveness.
4.2 Performance Considerations
- The SSD is designed for consistent performance in demanding 24x7 environments.
- Ensure your system's PCIe slot and drivers are configured for optimal NVMe performance.
- Avoid filling the drive to its absolute maximum capacity, as this can sometimes impact performance.
5. Maintenance
Proper maintenance helps ensure the long-term reliability and performance of your Kioxia SSD.
5.1 Firmware Updates
Periodically check the Kioxia website for firmware updates for your KCD6XLUL15T3 SSD (current firmware version: 0107). Firmware updates can improve performance, stability, and address potential issues. Follow Kioxia's instructions carefully when performing firmware updates.
5.2 Data Backup
Regularly back up critical data stored on the SSD to another storage device. While SSDs are highly reliable, no storage device is immune to failure.
5.3 S.M.A.R.T. Monitoring
Utilize S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) tools to monitor the health and status of your SSD. This can provide early warnings of potential issues.
5.4 Physical Handling
Handle the SSD with care. Avoid dropping or subjecting it to physical shock. As stated on the product label: WARRANTY VOID IF ANY LABEL/ SCREW IS REMOVED OR BROKEN.
6. Troubleshooting
If you encounter issues with your Kioxia KCD6XLUL15T3 CD6 SSD, consider the following troubleshooting steps:
6.1 SSD Not Detected
- Check Connections: Ensure the NVMe data cable and power cable are securely connected to both the SSD and the motherboard/power supply.
- BIOS/UEFI Settings: Verify that the NVMe slot is enabled in your system's BIOS/UEFI settings.
- Drivers: Ensure your operating system has the correct and up-to-date NVMe drivers installed.
- Compatibility: Confirm that your motherboard supports PCIe 4.0 NVMe SSDs.
6.2 Slow Performance
- System Load: High CPU or RAM usage can impact SSD performance.
- Thermal Throttling: Ensure adequate airflow within your system to prevent the SSD from overheating and throttling performance.
- Firmware: Check for and apply any available firmware updates.
- Driver Updates: Update your NVMe drivers.
6.3 Data Corruption
- Check File System: Run disk check utilities (e.g., CHKDSK on Windows, fsck on Linux) to identify and repair file system errors.
- S.M.A.R.T. Status: Check the SSD's S.M.A.R.T. data for any indicators of impending failure.
If issues persist after attempting these steps, contact Kioxia technical support.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | KCD6XLUL15T3 |
| Part Number | SDFSU81GEB02T |
| Capacity | 15.36 TB |
| Form Factor | 2.5-inch, 15mm Z-height |
| Interface | PCIe 4.0, NVMe 1.4 |
| Interface Speed | 64 GT/s Gen4 x4 |
| NAND Flash Memory Type | BiCS FLASH TLC |
| Internal Data Rate (Read) | 5500 MBps |
| Internal Data Rate (Write) | 4000 MBps |
| 4KB Random Read | 400,000 IOPS |
| 4KB Random Write | 75,000 IOPS |
| Drive Writes Per Day (DWPD) | 1 |
| Supply Voltage | 12 V ±10%, 3.3 Vaux ±15% |
| Rated Current | 2.60A (+12V) |
| Power Consumption | 19 W |
| Weight | Approximately 1 lbs |
| Manufacturer | Kioxia Corporation |
| Country of Origin | Made in Philippines |
| First Available Date | November 13, 2020 |
8. Warranty and Support
For warranty information, please refer to the official Kioxia warranty policy available on their website. Please note the warning on the product label: WARRANTY VOID IF ANY LABEL/ SCREW IS REMOVED OR BROKEN.
For technical support, product inquiries, or service, please contact Kioxia customer support through their official channels. You may also find resources and contact information on the Kioxia website.
KIOXIA Europe GmbH: Hansaallee 181, 40549 Dusseldorf, Germany





