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PMS 711

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10.25.12

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Page 10

12 Technical Specifications

Product Models

RAX210-3QR, RAX211-3QR

Interface Types 
& Speeds

•  USB 3.0: up to 5 Gbps
•  USB 2.0: up to 480 Mbps
•  eSATA: up to 3 Gbps
•  FireWire 800: up to 800 Mbps

Drive Types 

Supported

3.5-inch SATA Hard Drives

Data Connectors

•  One (1) USB 3.0/2.0 connector
•  One (1) eSATA connector
•  Two (2) FireWire 800 connectors

RAID Levels

JBOD, 0, 1

Operating 

System 
Requirements

•  Windows 8.1, 7, Vista, or XP
•  Windows Server 2012, 2008, or 2003 product 

families

•  Mac OS X 10.4.x or higher
•  Linux distributions that support the connection 

type used

Compliance

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

Unit Weight

15 pounds

Shipping 
Weights

•  17 pounds without drives (includes accessories)
• 

23 pounds with drives

Product 
Dimensions

16.89” x 16.26” x 1.73” (429mm x 413mm x 44mm)

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. 

© 2014 CRU Acquisition Group LLC, ALL RIGHTS RESERVED. RAX

®

 and CRU

®

  are trademarks of CRU Acquisi-

tion 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 three 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 documentation 

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 malfunction, 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 A digital device, pur

-

suant 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 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. Operation of 

this equipment in a residential area is likely to cause harmful interference in which case the user will 

be required to correct the interference at this own expense.

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. 

FOR OFFICE OR COMMERCIAL USE

Summary of Contents for RAX210-3QR

Page 1: ...ble carriers RAX211 3QR enclose and protect hard drives when removed from the RAX unit eSATA FireWire 800 USB 2 0 and USB 3 0 connections are provided for wide variety of connectivity Specially designed drive and carrier interfaces are built to withstand tens of thousands of insertions Rugged all metal construction for superior durability A9 210 0012 Revision 1 0 RAX Branding 2c85m76y PMS 711C 68c...

Page 2: ...t 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 unit should be operated in a well ventilated area Remove the drives before transporting the unit to prevent damage to the drive interfaces Table of Contents 1 Pre Installation Steps 2 1 1 Box Contents 2 1 2 Identifying Parts of your RAX...

Page 3: ...is created with its own inde pendent volume There is no data protection 1 No data protection 0 Also known as striping Data dis tributed across all drives in the ar ray There is no data protection 2 No data protection 1 Also known as mirroring All data replicated on two separate disks Due to the 100 duplication only half the total disk capacity is avail able for data storage 2 1 drive 3 Installatio...

Page 4: ...t a RAID Set Press the Enter button to silence the alarm d Press the Enter button a second time and the LCD screen will ask Make New RAID Press Enter to confirm e The LCD will display Select RAID Type Press Up or Down to cycle through to your desired RAID type and press Enter f The screen will display Will Erase all Data OK the key 90 degrees clockwise to power on each hard drive NOTE When any har...

Page 5: ...guration will be selected and the RAX 3QR unit will reboot The RAID is now created 6 2 Changing the RAID Type a Disconnect the RAX 3QR unit from the computer b Press the Up button to cycle the LCD menu to the Change RAID Mode screen and press the Enter button c The LCD will display Select RAID Type Press Up or Down to cycle through the available options to your desired RAID type and press Enter d ...

Page 6: ...n Windows will indicate when it is safe to disconnect the RAX 3QR unit Disconnecting the RAX 3QR unit without first ejecting it can result in data loss Unmounting an eSATA Volume If you purchased an eSATA host card that supports hot swapping follow the instructions for unmounting a USB or FireWire volume above Many eSATA hosts do not support this feature However freeware utilities are Carbon Copy ...

Page 7: ...buzzer will sound when the RAID has failed or is invalid The RAID LED will glow red if this occurs regardless of whether the buzzer is enabled or not Temperature Sliders When your RAX 3QR unit reaches a certain temperature buzzers will sound if they are enabled see the Buzzers subsection above and the fan will kick on You may want to change these default temperatures according to your environment ...

Page 8: ...puter let me eject or unmount my drive A There may be a software application running in the background with an active link to the drive Sometimes you may see a message such as The disk is in use and could not be ejected Try quitting applications and try again 9 RAID Is Not A Backup Because your RAX 3QR unit features redundant RAID modes which protect against a hard drive mechanical failure it is a...

Page 9: ...ent command is CTRL SHIFT ESC Drives connected to the computer via eSATA cannot be ejected in Windows the way FireWire drives can However freeware utilities are available on the Internet that provide a similar function 11 1 Contacting Technical Support Still need help Please contact our Technical Support team through cru inc com support Call us toll free at 800 260 9800 or directly at 360 816 1800...

Page 10: ... 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 malfunction 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 i...

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