Yottamaster 5 Bay USB3.0
Yottamaster 5 Bay External Hard Drive Enclosure User Manual
Model: PS500U3 (5 Bay USB3.0)
Brand: Yottamaster
Introduction
This user manual provides detailed instructions for the Yottamaster 5 Bay External Hard Drive Enclosure (Model PS500U3). This aluminum USB3.0 enclosure is designed for 3.5" and 2.5" SATA HDDs/SSDs, supporting up to 90TB (5x18TB) of direct attached storage. It is a non-RAID version, ideal for personal and office storage needs.
What's in the Box
Please verify that all items are present in the package:
- 1 X 5 Bay USB3.0 Hard Drive Enclosure
- 1 X 12V 6.5A Power Supply
- 1 X Screw Kit
- 1 X Data Cable
- 1 X User Manual (this document)

Image: All components included in the Yottamaster 5 Bay External Hard Drive Enclosure package.
Features
- Reliable External Storage System: Supports up to 80TB external expanded storage (single disk up to 16TB). User-friendly PUSH Design for easy hard drive installation and replacement. Compatible with 2.5" and 3.5" SATA HDDs/SSDs.
- Aluminum-Alloy Enclosure & 80mm Silent Fan: Built with a rugged heat-dissipating aluminum shell with cooling holes. An 80mm intelligent temperature control fan automatically adjusts speed for optimal cooling and low noise.
- 6Gbps Transfer Rate: Adopts SATA III protocol for transfer rates up to 6Gbps (MAX). Equipped with a versatile USB3.0 Type-B interface.
- Wide Compatibility: Compatible with most Windows, Mac, and Linux systems.

Image: The Yottamaster enclosure demonstrating its high-speed data transfer capability.

Image: Illustration of the internal 80mm cooling fan and improved airflow pattern within the enclosure.
Setup Guide
1. Installing Hard Drives
The Yottamaster 5 Bay Enclosure features 5 removable trays for easy installation of 2.5" or 3.5" SATA HDDs/SSDs. Gently push the front door to release a tray, insert your drive, and slide the tray back into the bay until it clicks into place.

Image: Demonstrates the easy installation of 3.5" HDDs and 2.5" SSDs into the removable trays of the enclosure.

Image: Visual confirmation of the enclosure's support for both 2.5" and 3.5" SATA hard drives and SSDs.
2. Connecting the Enclosure
Connect the provided 12V 6.5A power supply to the enclosure's DC input port and plug it into a power outlet. Then, connect the enclosure to your computer using the supplied USB3.0 Type-B data cable.

Image: The enclosure connected to a laptop, showing the external power supply connection.

Image: Labeled diagram of the enclosure's components and ports for easy identification.
Operating Instructions
1. Powering On/Off
Press the power button located on the back of the enclosure to turn it on. The LED indicator on the front will illuminate. To power off, press the power button again.
2. Initializing and Formatting Hard Drives
For brand new hard drives, they must be initialized and formatted before they can be recognized and used by your computer. Please ensure to back up any existing data on drives being formatted.
Video: A guide on how to format and partition a hard drive in both Windows and Mac OS systems. This video is provided by Yottamaster Technology Co.,Ltd.
For Windows Systems:
- Right-click on "This PC" (or "My Computer") and select "Manage".
- In the Computer Management window, navigate to "Disk Management" under "Storage".
- Locate the newly connected hard drive (it will likely show as "Unallocated Space").
- Right-click on the unallocated space and select "New Simple Volume".
- Follow the New Simple Volume Wizard prompts. You can assign a drive letter and choose the file system (NTFS is common for Windows).
- Complete the wizard to format and partition the drive.
For Mac OS Systems:
- From the Finder, click "Go" in the menu bar, then select "Utilities".
- Open "Disk Utility".
- In Disk Utility, select your external hard drive from the sidebar.
- Click the "Erase" button in the toolbar.
- In the pop-up window, provide a name for the drive. For "Format", select "ExFAT" if you intend to use the drive with both Mac and Windows systems. If exclusively for Mac, you can choose APFS or Mac OS Extended (Journaled). For "Scheme", select "GUID Partition Map".
- Click "Erase" to begin the formatting process.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the enclosure. Avoid liquid cleaners or abrasive materials.
- Ventilation: Ensure the cooling holes on the front and rear of the enclosure are not obstructed to allow for proper airflow and heat dissipation.
- Safe Ejection: Always safely eject the enclosure from your computer's operating system before disconnecting the USB cable or power supply to prevent data corruption.
- Storage: When not in use for extended periods, store the enclosure in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
- Drive Not Detected:
- Ensure the power adapter is securely connected and the enclosure is powered on.
- Verify the USB data cable is properly connected to both the enclosure and your computer.
- If it's a new drive, it may need to be initialized and formatted (refer to "Operating Instructions" section).
- Try connecting to a different USB port on your computer.
- Test the hard drive directly connected to your computer (if possible) or in another enclosure to rule out drive issues.
- Slow Transfer Speeds:
- Ensure you are connected to a USB 3.0 port on your computer. USB 2.0 ports will result in significantly slower speeds.
- Check the health of your hard drives. Degraded drives can impact performance.
- Avoid running multiple demanding applications during large file transfers.
- Enclosure Overheating:
- Ensure the enclosure is placed in a well-ventilated area.
- Check that the cooling fan is operating correctly and not obstructed.
- Excessive drive activity can generate heat; consider reducing simultaneous heavy operations.
- RAID Functionality:
This model is a non-RAID version and does not support hardware RAID. If you wish to set up RAID, you can only set up software RAID using tools within your operating system (e.g., Disk Utility's RAID Assistant on Mac OS). Note that software RAID compatibility may vary and is typically intended for RAID version enclosures.
Specifications
| Brand | Yottamaster |
| Model Number | 5 Bay USB3.0 (PS500U3) |
| Material | Aluminum |
| Memory Storage Capacity | Up to 80 TB (5 x 16TB) |
| Compatible Devices | Laptop, Desktop (with USB port) |
| Hard Disk Form Factor | 3.5 Inches / 2.5 Inches (SATA HDD/SSD) |
| Max Number of Supported Devices | 5 |
| Data Transfer Rate | 6 Gigabits Per Second (USB3.0) |
| Product Dimensions | 5.35 x 9.92 x 6.63 inches (13.59 x 25.19 x 16.84 cm) |
| Item Weight | 7.74 pounds (3.51 kg) |
| Hardware Interface | USB |
| Hardware Platform | Windows, Mac, Linux |
Warranty and Support
Yottamaster products are designed for reliability and performance. This product typically comes with a standard manufacturer's warranty. For specific warranty details, please refer to the warranty card included in your product packaging or visit the official Yottamaster website.
For technical support, troubleshooting assistance, or warranty claims, please contact Yottamaster customer service through their official channels. You may find contact information on the product packaging, the official Yottamaster website, or the retailer's support page where you purchased the product.
Additionally, data recovery plans may be available for purchase separately to protect your valuable data. Please check with your retailer for more information on these plans.
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