DataTale AIR User Manual

2-bay raid system for 2.5" sata hdd

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Summary of Contents for DataTale AIR

  • Page 2: Table Of Contents

    Table of Contents GENERAL INFORMATION......................4 COPYRIGHT....................................4 NOTICES AND CLASSIFICATIONS.............................4 FCC-B Radio Frequency Interference Statement ....................4 CONTACT US.....................................4 Data Watch Technologies Co., Ltd..........................4 PRECAUTIONS FOR THE RAID UNIT ..................5 GENERAL PRECAUTIONS..............................5 RAID UNIT PRECAUTIONS..............................5 INTRODUCTION........................6 FEATURES....................................6 SYSTEM REQUIREMENT..............................7 PC........................................7 MAC........................................7 SYSTEM UNIT VIEWS........................8 FRONT VIEW.....................................8 INSIDE VIEW.....................................8 BOTTOM VIEW..................................9...
  • Page 3 RAID 1 (MIRRORING).................................34 SPAN (LARGE)..................................34 JBOD (NON RAID).................................35 Q&As ............................36 GENERAL....................................36 DAISY CHAIN..................................36 OLD HDDs....................................36 HDD SIZE....................................36 HDD CAPACITY..................................37 DISCREPANCY IN REPORTED & ACTUAL SIZE CAPACITY...................37 REBUILD....................................37 RAID MASTER: CONNECTION RESTRICTION......................37 OVER 2TB ....................................38 LINUX......................................39 APPENDIX..........................40...
  • Page 4: General Information

    GENERAL INFORMATION COPYRIGHT Copyright @ 2010 Data Watch Technologies Co., Ltd. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior written consent of Data Watch Technologies Co., Ltd.
  • Page 5: Precautions For The Raid Unit

    PRECAUTIONS FOR THE RAID UNIT GENERAL PRECAUTIONS  The main circuit board of the RAID Unit is susceptible to static electricity. Proper grounding is required to prevent electrical damage to the RAID Unit or other connected devices, including the host computer. Always place the RAID Unit on a smooth surface and avoid all dramatic movement, vibration and percussion.
  • Page 6: Introduction

    INTRODUCTION Thank you for purchasing the DataTale AIR (RS-S2TJ, 2.5-inch 2-HDD RAID System). The DataTale AIR with RAID MASTER (Graphic User Interface) provides considerable storage capacity with general high-tech RAID configuration options in a desktop storage device. The RAID MASTER allows easy configuration of RAID Modes: JBOD (Non RAID), RAID 0 (Striping), RAID 1 (Mirroring), and Span (Large).
  • Page 7: System Requirement

    SYSTEM REQUIREMENT • 266MHz or faster CPU (Windows Vista requires a minimum 800MHz CPU) • 64MB of RAM (Windows Vista requires 512MB of RAM) • Microsoft Windows 2000, XP, 2003, Vista, 2008, 7, or higher • One available USB 2.0, eSATA, or IEEE 1394b port •...
  • Page 8: System Unit Views

    SYSTEM UNIT VIEWS FRONT VIEW DC IN eSATA LED Panel Power Switch FireWire 800 Power Disk2 Disk1 The status indication of each LED indicator is listed under the LED INDICATORS section. INSIDE VIEW HDD Screws HDD Placement Holders Disk1 Disk2...
  • Page 9: Bottom View

    BOTTOM VIEW PACKAGE CONTENTS RS-S2TJ 2.5-inch RAID Unit  Power Adapter  FireWire cable  eSATA cable  USB cable  4 HDD Mounting Screws  Carrying Case  User Guide ...
  • Page 10: Inserting Hard Drives In The Raid Unit

    INSERTING HARD DRIVES IN THE RAID UNIT To assemble the RAID Unit, please follow the steps listed in the instructions below: 1. Place the RAID Unit with its Bottom View facing you. Unfasten all four (4) Casing Screws with a Phillips screwdriver. Afterwards, turn the RAID Unit to its Cover side. 2.
  • Page 11: Fasten The Hdd Placement Holder Onto The Hdds

    FASTEN THE HDD PLACEMENT HOLDER ONTO THE HDDS 3. Unfasten the HDD Screw from the HDD Placement Holder(s) to remove from the Bottom casing. 4. Position the HDD Placement Holder onto the HDD end, facing away from the interface connectors and aligned with the screw hole openings. Fasten the HDD Placement Holder onto the HDD by inserting and tightening two (2) HDD Screws on both ends of the HDD Placement Holder.
  • Page 12 5. Carefully insert the SATA connector of the HDD into the slot on the PCBA board until it’s firmly connected, ensuring that the hard drive and HDD Placement Holder’s alignment are properly situated. Then, re-fasten and tighten the HDD Screw previously removed from the HDD Placement Holder and the casing.
  • Page 13 7. Once the Cover is placed on the RAID Unit, use both hands to firmly hold and turn the RAID Unit to its Bottom View. Find the four (4) Casing Screws previously taken out before and re-fasten them in the appropriate screw holes.
  • Page 14 CONNECTING THE RAID UNIT TO A COMPUTER To connect the RAID Unit, please complete the following steps: 1. Connect the AC/DC Power Adapter to the RAID Unit. If need to change the Adapter Head, press the click release to slide off the existing Adapter Head from the AC/DC Adapter.
  • Page 15 3. Press the Power Switch to “turn on” the RAID Unit. The RAID Unit can also be powered by using only the FireWire 800 cable, without the AC/DC Adapter. Press the Power Switch for at least 3 seconds when shutting down the RAID Unit.
  • Page 16: Raid Master

    RAID MASTER The RAID MASTER is a newly-designed GUI Software specifically for our DataTale AIR. The RAID MASTER gives a more convenient yet modern way to manage your RAID Unit. INSTALLATION To install the RAID Master, please download software at the following link: Windows Users: http://oyendigital.com/tech/RAID_MASTER_WIN.zip...
  • Page 17: Raid Master Menu

    RAID MASTER MENU • CONFIGURATION & REBUILD: o Shows a single connected RAID unit, or multiple connected RAID Units. o Supports RAID configurations under Configuration and Rebuild options o Provides HDD(s)’ current RAID status o Indicates individual HDD(s)’ current disk information •...
  • Page 18: Raid Master: Operation

    RAID MASTER: OPERATION CREATE A RAID To setup RAID functions for the RAID Unit, please complete the following steps: Creating a new RAID mode will delete all data stored on the HDD(s). If you have important saved data in the hard drives, backup all data before formatting the RAID Mode.
  • Page 19 the HDD(s) is/are over 2TB, remember to check the “Over 2TB” option under the “Configuration” option tab. Please see “Over 2TB” section under Q&As for more information. Please review the “DISK VOLUME OVER 2TB” section of the User’s Manual for OS support information. 2.
  • Page 20: Changing The Most Recent Assigned Raid Mode

    CHANGING THE MOST RECENT ASSIGNED RAID MODE To change the most recent assigned RAID Mode for the inserted HDD(s) of the RAID Unit, please complete the following steps: Changing the RAID Mode will delete all data stored on the HDD(s). If you have important saved data in the hard drives, backup all data before changing the RAID Mode.
  • Page 21 2. Once selected, the RAID MASTER will give an alert popup window stating, “all data on disk will be lost. Proceed?” Click on “Yes” icon to confirm. 3. Once confirmed, the RAID MASTER will begin processing the chosen RAID Mode onto the chosen HDD(s). Once the process is completed, the “RAID Status”...
  • Page 22: Deleting An Assigned Raid Mode

    DELETING AN ASSIGNED RAID MODE To delete an assigned RAID Mode for the inserted HDD(s) of the RAID Unit, please complete the following steps: Deleting a RAID Mode will delete all data stored on the HDD(s). If you have important saved data in the hard drives, backup all data before deleting the RAID Mode. 1.
  • Page 23 2. Once selected, the RAID MASTER will give an alert popup window stating, “all data on disk will be lost. Proceed?” Click on “Yes” icon to confirm. 3. Once confirmed, the RAID MASTER will begin erasing the old RAID Mode for the chosen HDD(s).
  • Page 24: Rebuild

    REBUILD If one of the HDDs fails, the Disk LED will become red, and the rebuild function can be set up under RAID 1 mode. To setup Rebuild under RAID 1 mode, please complete the following steps: The use of identical HDDs from the same manufacturer, with the same capacity and RPM is highly recommended.
  • Page 25 3. Then, the “Rebuild” option should appear. Continue by replacing the failed HDD with a functional HDD or inserting a New HDD in place of the one removed. The New HDD will show up as red “New” and “Not Config”. To rebuild the New HDD (the new functional HDD) with the data from the Old HDD (the remaining functional HDD) sector by sector, click on the “Rebuild ==>”...
  • Page 26 5. During the rebuild, a “Rebuild Percentage” status window will appear and the information under “RAID Status” and “Disk Information” sections should reflect the same. If data is accessed while the chipset is processing the Rebuild task, the speed of data access may vary or decrease. Hence, data access of the HDD(s) during Rebuild is highly not recommended.
  • Page 27 The Rebuild feature is only available under RAID 1 mode. If the “Rebuild” option tab is selected under any other RAID mode, a popup window will appear stating, “Attention! There should be two disks with at least one RAID 1 disk for Rebuild Mode.”...
  • Page 28: Mixed Raid Status

    When a New HDD has been formatted with a certain RAID mode in another RAID Unit (specifically DataTale AIR) and is placed into the current RAID Unit along with an existing HDD, a “Mixed RAID” status will result. Under this circumstance, the New HDD can be re-formatted as JBOD (Non RAID) mode.
  • Page 29 3. Once completed, the New HDD is ready to be used as JBOD or combined with the existing HDD under a chosen RAID mode.
  • Page 30: Device Information

    DEVICE INFORMATION To retrieve Device Information for the inserted HDD(s) of the RAID Unit(s), please connect the RAID Unit(s) to the host and open the RAID MASTER. Once connected, click on the second sub-menu icon (bottom) to see the information: The connected RAID Unit(s) information with Device model of the RAID Unit(s), and serial numbers of each inserted HDDs.
  • Page 31: Number Of Disks Supporting Each Raid Mode

    NUMBER OF DISKS SUPPORTING EACH RAID MODE LED INDICATORS The LED Panel has a thin plastic film for protection. It may be removed if prefer having a clearer view. POWER LED DISK LEDS...
  • Page 32: Disk Volume Over 2Tb

    DISK VOLUME OVER 2TB Windows 2000, XP & MAC OS 10.2 (& older) do not support partitions larger than 2TB+ or higher. In order to support 2TB+ partitions, you must use Windows Vista, 7, or Mac OS 10.3 or higher. Please note that Windows XP 64-bit and Windows 2003 support 2TB+ when using USB &...
  • Page 33: Raid Modes

    RAID MODES A Redundant Array of Independent (or Inexpensive) Disks (RAID) is a system that utilizes multiple hard drives to share or replicate data among the disks. The benefit, depending on the selected RAID Mode (combinations of disks), is one or more of increased data integrity, fault-tolerance, throughput or capacity when compared to single drives.
  • Page 34: Raid 1 (Mirroring)

    In Striping mode, if one disk in the RAID Unit fails, all data in installed disks will be lost. RAID 1 (MIRRORING) RAID 1 (Mirroring) consists of at least two drives storing duplicate copies of the same data. In this mode, the data is simultaneously written to two disks. Thus, the storage capacity of a two-disk array is combined into a single disk and the capacity is limited to the size of the smallest disk.
  • Page 35: Jbod (Non Raid)

    SPAN Disk 1 Disk 2 JBOD (NON RAID) Just a Bunch of Disks (JBOD) refers to a group of hard drives. In JBOD, the number of logical drives is equal to the number of physical drives. This mode allows the RAID Unit to operate as a multi-disk storage enclosure, but provides no data redundancy.
  • Page 36: Q&As

    Q&As GENERAL How do I choose the proper RAID mode for my RAID Unit based on the tasks I need to perform? Since the RAID Unit is a “Mass Storage” device, which means its size capacity is sufficient for data management, the different RAID mode settings can help you administer the enormous data storage from the HDDs combination.
  • Page 37: Hdd Capacity

    HDD CAPACITY I would like to format my hard drives with the FAT (a.k.a. File Allocation Table) format, which can be read and written by both Mac and PC. Is there any limitation on its capacity? Yes, please check the table below for reference. File System NTFS FAT32...
  • Page 38: Over 2Tb

    OVER 2TB What is the “Over 2TB” option for under PC’s version of RAID MASTER? The HDD(s)’ storage capacity can affect RAID Unit’s operation depending on your host’s PC OS. Some older PC OS can only function the RAID Unit under a particular size limitation (please see “DISK VOLUME OVER 2TB”...
  • Page 39: Linux

    LINUX Can I use this RAID system under Linux OS? Yes, but the RAID System must first be set up under Windows or MAC OS via USB 2.0 or FireWire connection before using it under Linux OS. Regarding Over 2TB support, please see the table below: 1394 SATA Linux Fedora Core 8 32-bit...
  • Page 40: Appendix

    APPENDIX Model Name RS-S2TJ Interface USB 2.0 / eSATA / FireWire 800 Connector eSATA x 1, USB 2.0 x 1, 1394b x 2 2.5” SATA HDD* HDD Support *Identical HDD recommended – same manufacturer, capacity and RPM (9.5mm or 12.5mm) eSATA: up to 3Gbit/sec Data Transfer Speed 1394b: up to 800Mbit/sec...

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