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Part Number: A9-425-0001 Rev. 2.0

Product Models

RAX425DC-XJ

Interface Types & Speeds

Multi-lane SAS/SATA (SFF-8088): up to 6 Gbps 

Supported Drive Types

2.5-inch and 3.5-inch SATA hard drives and SSDs
2.5-inch and 3.5-inch SAS hard drives and SSDs

Data Connectors

One (1) SFF-8088 connector

Insertion Rating

Up to 30,000 carrier insertions per DX115DC frame

Torque

2.5-inch drives, M3 screws: 4 inch-pounds max.
3.5-inch drives, #6-32 screws: 6 inch-pounds max.

Supported Operating Systems

Windows 10, 8.1, and 7
Windows Server 2016, 2012 and 2008 product families
macOS 10.12 “Sierra” or newer
Linux distributions that support the connection type used 

Compliance

EMI Standard: FCC Part 15 Class A
EMC Standard: EN55022, EN55024 
CE, RoHS, RCM

Product Weight

Unpopulated: 15 pounds (6.81 kg)
Populated: 23 pounds (10.44 kg)

Product Dimensions

16.89in W x 16.26in L x 1.74in H (429mm W x 413mm L x 44mm H)

Technical Support

Your investment in CRU products is backed up by our free technical support for the 
lifetime of the product. Contact us through our website, 

cru-inc.com/support

 or call 

us at 1-800-260-9800 or +1-360-816-1800. 

©2018 CRU Acquisition Group LLC, ALL RIGHTS RESERVED. CRU

®

, RAX

®

, and Protecting Your Data

 are trademarks of CRU Acquisition Group, 

LLC and are protected by trademark law.

Product Warranty 

CRU warrants this product to be free of significant defects in material and workmanship for a period of two years from the original date of purchase. 
CRU’s warranty is nontransferable and is limited to the original purchaser.

Limitation of Liability 

The warranties set forth in this agreement replace all other warranties. CRU expressly disclaims all other warranties, including but not limited to, the 
implied warranties of merchantability and fitness for a particular purpose and non-infringement of third-party rights with respect to the documenta-
tion and hardware. No CRU dealer, agent, or employee is authorized to make any modification, extension, or addition to this warranty. In no event will 
CRU or its suppliers be liable for any costs of procurement of substitute products or services, lost profits, loss of information or data, computer mal-
function, or any other special, indirect, consequential, or incidental damages arising in any way out of the sale of, use of, or inability to use any CRU 
product or service, even if CRU has been advised of the possibility of such damages. In no case shall CRU’s liability exceed the actual money paid 
for the products at issue. CRU reserves the right to make modifications and additions to this product without notice or taking on additional liability.

FCC Compliance Statement:

 “This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) 

This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause 
undesired operation.” 

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits 
are designed to provide reasonable protection against harmful interference when the equipment is operated in a home or commercial environment. 
This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, 
may cause harmful interference to radio communications.

In the event that you experience Radio Frequency Interference, you should take the following steps to resolve the problem: 

1) 

Ensure that the case of your attached drive is grounded. 

2) 

Use a data cable with RFI reducing ferrites on each end. 

3) 

Use a power supply with an RFI reducing ferrite approximately 5 inches from the DC plug.

4) 

Reorient or relocate the receiving antenna. 

Summary of Contents for RAX425DC-XJ

Page 1: ...s Quick ingestion or duplication of DCP Accepts up to four CRU DX115DC carriers Rugged and reliable all metal construction Auto Start feature powers up the drive carrier seconds after insertion without having to push the power button ...

Page 2: ...allation Steps 5 2 1 RAX425DC XJ Setup 5 2 2 Drive Installation 5 3 Operating Your RAX425DC XJ 5 4 Usage with Windows and macOS Operating Systems 6 4 1 Usage with Windows Operating Systems 6 4 1 1 Format a Drive 6 4 1 2 Mount and Unmount Volumes 8 4 2 Usage with macOS 9 4 2 1 Format a Drive 9 4 2 2 Mount and Unmount Volumes 10 5 Frequently Asked Questions 10 Technical Specifications 12 ...

Page 3: ... Take a moment to familiarize yourself with the parts of the product This will help you to better under stand the following instructions Front DX115DC Frame DX115DC Frame DX115DC Frame DX115DC Frame RAX Power Switch RAX Power LED Frame Power LED Frame Drive Activity LED Frame Power Switch SFF 8088 Connector Power Connector PSU Power Switch Cooling Fan PSU Cooling Fan Cooling Fan Rear Each DX115DC ...

Page 4: ...o direct sunlight Do not allow water to make contact with the carrier or the RAX enclosure Before starting any type of hardware installation ensure that all power switches have been turned off and all power cords have been disconnected to prevent personal injury and damage to the hardware To avoid overheating the RAX enclosure should be operated in a well ventilated area Remove the drives before t...

Page 5: ...e to remove the carrier from the frame b Use a Phillips screwdriver to remove the two screws securing the carrier cover The screws are located on either side of the front of the carrier c Remove the cover and attach a 3 5 inch or 2 5 inch drive to the unified power and data con nector inside of the carrier d With one hand on the top of the drive turn the carrier over Then secure the drive to the c...

Page 6: ...ormatted you can identify it easily by its volume name If the drive is not initialized or is brand new a window will pop up asking you to select a partition type Select GPT and press OK c To format the volume right click the Drive Properties Box of the drive highlighted yellow in Figure 1 and select New Simple Volume d Unless you wish to customize the settings in these dialog prompts click Next on...

Page 7: ...r Path dialog prompts leaving the default settings e Choose NTFS from the file system selection window that appears and enter a name for the new volume Then check the box labeled Quick Format which ensures that the formatting process will take less than a minute f Click Next and then Finish to start the format process The new volume can now be found by opening a File Explorer window Windows 7 a Cl...

Page 8: ...ach drive carrier are already formatted you can begin using them right away When the RAX enclosure is properly connected and turned on and each carrier is properly installed a window may open to allow you access to each carrier s data volume If no window appears find the volume by opening a File Explorer window Windows 10 8 1 and Server 2012 R2 and then clicking on This PC in the navigation pane o...

Page 9: ...elect the proper volume s from the menu that pops up You may have to click on the Show Hidden Icons arrow on the task bar to find the correct icon Windows will indicate when it is safe to eject each carrier Then turn off the drive bay frame the carrier is installed in by pressing its Frame Power button Finally eject the carrier Disconnecting or powering off the RAX enclosure or ejecting a carrier ...

Page 10: ...y dragging the volume s icon to the Trash or by selecting the volume then pressing Command E on your keyboard Disconnecting or powering off the RAX enclosure or ejecting a carrier while macOS is actively reading or writing to the volume can result in data loss 5 Frequently Asked Questions Q Does my 4 bay RAX unit support RAID A The RAX425DC XJ only supports JBOD functionality However the drives ca...

Page 11: ...rs that may be present in your macOS installation If an operating system utility doesn t help you may need Data Rescue This is a great solution for recovering lost data from a hard drive which has suffered data loss or corruption If there is a true hardware failure of your hard drive that prevents it from communicating with your computer there is no software solution in existence that can fix this...

Page 12: ...on infringement of third party rights with respect to the documenta tion and hardware No CRU dealer agent or employee is authorized to make any modification extension or addition to this warranty In no event will CRU or its suppliers be liable for any costs of procurement of substitute products or services lost profits loss of information or data computer mal function or any other special indirect...

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