Western Digital Sentinel RX4100 Maintenance Manual
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Western Digital Sentinel RX4100 Maintenance Manual

Small business storage server
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WD Sentinel RX4100
Small Business Storage Server
Administrator and Maintenance Guide

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  • Page 1 ™ WD Sentinel RX4100 Small Business Storage Server Administrator and Maintenance Guide...

  • Page 2: Wd® Service And Support

    Registration page on the user interface or online at http://register.wd.com. WD Guardian Services When you need a little help from an expert, we’ll take care of you! WD Guardian Services offers flexible, affordable and hassle-free technical support and extended warranty plans with a variety of benefits.

  • Page 3: Registering Your Wd Product

    00 800.2110.2110 (Chunghwa IDD) Thailand 001 800.2110.2110 Registering Your WD Product Register your WD product to get the latest updates and special offers. You can easily register your product on the user interface of the product software or online at http://register.wd.com.

  • Page 4: Table Of Contents

    Service and Support ....... . ii WD Guardian Services ........ii Important User Information .
  • Page 5 Managing Storage on the WD Sentinel Server ..46 WD Sentinel Server RAID Storage ......46 Using USB Storage .
  • Page 6 Before You Begin........94 Installing the WD Sentinel Bezel ......95 Replacing a Hard Drive .

  • Page 7: Important User Information

    IMPORTANT USER INFORMATION Important User Information Important Safety Instructions Handling Precautions Recording Your WD Product Information About This Guide Important Safety Instructions This device is designed and manufactured to assure personal safety. Improper use can result in electric shock or fire hazard. The safeguards incorporated into this unit will protect you if you observe the following procedures for installation, use, and servicing.

  • Page 8: Handling Precautions

    Do not use this product as a portable drive. Recording Your WD Product Information Remember to write down the following WD product information, which is used for setup and technical support. Your WD product information is found on the label on the bottom of the device. ...

  • Page 9: Product Overview

    Congratulations on your purchase of the WD Sentinel RX4100 Small Business Storage Server. Whether you’re an IT expert or not, WD Sentinel RX4100 is easy to install and provides secure unified storage (NAS and iSCSI SAN), complete data protection for up to 25 computers, and remote file access for your employees and trusted vendors while in the office or from anywhere.
  • Page 10 Dashboard to easily manage the setup, administration and deployment of iSCSI Storage. IT Pro’s and advanced users have the ability to partition their WD Sentinel RX4100 for both NAS File-based storage as well as ®...
  • Page 11 WD Guardian Services: When you need a little help from an expert, we’ll take care of you! WD Guardian Services offers flexible, affordable and hassle-free technical support and extended warranty plans with a variety of benefits.

  • Page 12: Package Contents

    • Netherlands: www.shopwd.eu www.wdstore.eu • Rest of EU Countries: All others Contact WD Technical Support in your region. For a list of Technical http://support.wd.com Support contacts, visit and see Knowledge Base Answer ID 1048. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 13: System Requirements And Compatibility Information

    • DHCP enabled Broadband Access Required for remote access outside the LAN Display and Peripherals • Super VGA (800 x 600) or higher-resolution monitor • USB Keyboard • USB Mouse or compatible pointing device WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 14: Technical Specifications

    Internal hard drives 4 WD 3.5-inch SATA Best in Class hard drives with RAID-specific time-limited error recovery (TLER) Pioneered by WD, this feature prevents drive fallout caused by the extended hard drive error-recovery processes common to desktop drives. Approved Drive Models For a complete list of approved drive models, search for Answer ID 9443 in the WD Knowledge Base at http://support.wd.com.

  • Page 15: Product Views

    25-client computer support for backup (Windows and Mac OS Client computers) Restore • Bare metal restore for Windows clients • File/folder level restore Product Views Front View (With Bezel) Bezel Lock Bezel Bezel Lock WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 16: Indicators

    Connects with USB 2.0 and 3.0 devices such as a USB storage, USB mouse, USB keyboard, or a UPS. VGA port Connects to your VGA monitor DC In connector Connects the device to a DC power cord and the power outlet. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...
  • Page 17 PRODUCT OVERVIEW LEDs The LEDs on the WD Sentinel identify the status of the unit. Color State Description Power LED Black WD Sentinel server is currently inactive. Blue Flashing WD Sentinel server is currently booting the software. Blue Solid WD Sentinel server has successfully booted the software and is operational.

  • Page 18: Where To Find Help

    Where to Find Help This manual provides step-by-step instructions and other important information regarding your WD product. It is meant for the person serving as the administrator of the WD Sentinel RX4100. You can download translated versions and updates to this manual from http://products.wd.com/updates.

  • Page 19: Connecting The Server And Getting Started

    Setting up your WD Sentinel Server (one time only) Connecting your Computers Rebooting the WD Sentinel Server This chapter steps you though the process of connecting and setting up your WD Sentinel RX4100 server and connecting it to computers in your network. User Roles and Responsibilities...
  • Page 20 Accesses media library. Note: For each user account, the WD Sentinel server enables the Administrator to set granular permissions for various shared folders as well as server resources, such as Remote Web Access. At all times, the users are only able to access the data on the server and other server resources for which they have permissions.

  • Page 21: How The Wd Sentinel Rx4100 Fits Into Your Office

    Use the following steps to physically connect your WD Sentinel RX4100 to your network. 1. Connect your monitor to the VGA port on the rear of your WD Sentinel server. 2. Connect your USB keyboard and USB mouse to the USB ports on your WD Sentinel server.

  • Page 22: Connecting The Wd Sentinel Rx4100 Server From A Client Computer (Optional Method)

    Connecting the WD Sentinel RX4100 Server from a Client Computer (Optional Method) As an alternative, you can set up your WD Sentinel RX4100 using a client computer without connecting a monitor, keyboard, and mouse to your server. Use the following steps to connect your WD Sentinel RX4100 to your network from a client computer.

  • Page 23: Setting Up Your Wd Sentinel Server (One Time Only)

    CONNECTING THE SERVER AND GETTING STARTED Setting up your WD Sentinel Server (one time only) Your WD Sentinel RX4100 server is now ready to be configured. This section describes how to use the one time setup wizard to configure your server for first use.
  • Page 24 This is the Administrator password. You will use it later to connect the client computers to your WD Sentinel server and to access the Administration Dashboard.
  • Page 25 Do not interrupt the process. Do not power off or disconnect the WD Sentinel server. The completion screen appears: Your WD Sentinel server configuration is complete and the server is ready for use! 7. Click Connect to connect the computer you’re using to the server. To connect a computer, proceed to “Connecting your Computers”...

  • Page 26: Connecting Your Computers

    CONNECTING THE SERVER AND GETTING STARTED Connecting your Computers Once you’ve set up your WD Sentinel server, you can connect up to 25 Windows PCs or Mac computers to your WD Sentinel server. Installing the Connector software joins the client computer to your WD Sentinel Server and installs Launchpad and Dashboard.
  • Page 27 6. Installation begins. The progress bar identifies where you are in the installation process. The installation process may take 30 minutes or more to complete. 7. At the logon screen, enter the Administrator password for your WD Sentinel server, then click Next.
  • Page 28 8. Enter a unique description for your computer so the server will be able to distinguish yours from others on the network, then click Next. 9. Review and select a wake-up option, then click Next. 10. Review the Microsoft program options, make a selection, then click Next. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...
  • Page 29 12. Close the browser. If you selected the checkbox, the Dashboard Sign in screen displays. Connecting a Mac Use the following procedure to connect your Mac computer to the WD Sentinel server. For steps on connecting a Windows PC using the Connector software, see “Connecting a Windows PC” on page 20.
  • Page 30 7. Enter the user name and password of an account that has administrator permissions on this client computer, then click OK. 8. Review the “Connect Computer to the Server” wizard, then click Continue. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...
  • Page 31 CONNECTING THE SERVER AND GETTING STARTED 9. Enter the name you gave your server in “Connecting the WD Sentinel RX4100 Server from a Client Computer (Optional Method)” on page 16, then click Continue. (Example: myserver) The software checks to ensure that your Mac meets the required prerequisites.

  • Page 32: Rebooting The Wd Sentinel Server

    It is a best practice to select the Open Dashboard to administer your server option and launch the Dashboard after finishing the Connector software installation. To take advantage of shared storage capabilities of your WD Sentinel server, on the Dashboard, create a user account and assign access privileges to the shared folders.
  • Page 33 CONNECTING THE SERVER AND GETTING STARTED 2. On the bottom left of the General screen, click the shutdown arrow and select Restart: WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 34: Managing The Wd Sentinel Server (Dashboard)

    This chapter assumes you have followed the Administrator's Basic Install Guide to initialize the WD Sentinel server and have connected at least one computer to the server. To review the setup steps see “Connecting the Server and Getting Started” on page 13 of this manual.
  • Page 35 1. In the Application folder, select Windows Server Dashboard. 2. For first time sign-in, enter the server name, (obtained in Step 5 of “Setting up your WD Sentinel Server (one time only)” on page 17) and the Administrator password (created during setup).
  • Page 36 MANAGING THE WD SENTINEL SERVER (DASHBOARD) The Dashboard appears: The Dashboard Home page displays: Navigation icons Alerts and Server Settings Help icon Tabs Tasks Pane WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 37: Adding A User Account

    MANAGING THE WD SENTINEL SERVER (DASHBOARD) Adding a User Account Use the following steps to add a user account to the WD Sentinel server. 1. Open the WD Sentinel Dashboard (see “Accessing the Dashboard” on page 28) 2. Click Users on the Navigation menu.
  • Page 38 MANAGING THE WD SENTINEL SERVER (DASHBOARD) 7. Click Next. 8. Place a check next to the information you’d like the user to access using the Remote Web Access feature.  Select Server Dashboard (administrator access required) to view global alerts about your server.

  • Page 39: Performing Dashboard Tasks

    Dashboard. To perform these tasks from the Home page, just click the relevant links. The panel on the right offers easy access to the WD Sentinel RX4100 community and to WD resources. The rest of this chapter discusses the tasks the Administrator can perform on the Dashboard.

  • Page 40: Managing User Accounts

    WD Sentinel server. Home Page Tasks Panel The panel on the right of the Home page displays links to useful WD websites and resources to make the best of your WD Sentinel server. Managing User Accounts On the navigation bar, click the Users icon.

  • Page 41: Managing Computers And Backups

    The Monitor module of the Dashboard includes tasks that help you view and manage the WD Sentinel server storage system. To open the Monitor module, click the Monitor icon on the navigation bar. The Monitor module includes two tabs, Health and Software Update, and related tasks in the panel on the right.
  • Page 42 Storage Displays storage information associated with the WD Sentinel server. The WD Sentinel server holds up to four of WD’s hard drives optimized for quality, reliability and performance and features RAID 5 to enhance performance and data protection.
  • Page 43 Health Tasks Find compatible hard drives To view a list of WD drives that can be used in the WD Sentinel server: 1. Click Compatible Hard Drives in the Task pane. A pop-up screen lists each drive with its model number, description, and maximum capacity.
  • Page 44 For security reasons, you can lock or unlock the drives. You cannot lock or unlock an individual drive; you either lock them all or unlock them all, using a password you create here. This password may be but does not have to be the same as the WD Sentinel server Administrator password.

  • Page 45: Updating Software

    Periodically, WD issues software updates for your WD Sentinel RX4100 server. The Software Update tab within the Monitor module allows you to update WD Sentinel RX4100 software automatically or manually. Please note that this tab only allows you to apply software updates issued by WD.
  • Page 46 The software update files can also be downloaded from the WD Support site at http://support.wd.com. Once you download the available firmware updates for the WD Sentinel RX4100 server, copy the file to a shared folder such as the Documents share on the server and select the file to update.
  • Page 47 MANAGING THE WD SENTINEL SERVER (DASHBOARD) Setting Email Alerts Receiving your alerts by email allows you to monitor certain server issues as they occur. Use the following steps to set up email alerts. 1. On the Dashboard Home Page, click the Alert Viewer.
  • Page 48 MANAGING THE WD SENTINEL SERVER (DASHBOARD) 4. Review the settings, then click OK. 5. Enter the email address where you’d like to receive the server alerts. 6. Click Apply and send email to ensure that email alert is working. 7. Click Close.

  • Page 49: Managing Server Settings

    1. In the Automatic Updates section, click Enable. 2. Click the Change link and select the day and time you want the WD Sentinel server to check for updates every week, and if an update is available, install it. (Example: every Sunday at 3:00 AM) 3.
  • Page 50 HomeGroup. Note that HomeGroup is only available for Windows 7 clients. Remote Web Access With Remote Web Access enabled, you can access the WD Sentinel server from any device using a web browser, such as Internet Explorer, from anywhere with Internet access. You can access shared folders and files (that you have permission for) on the server as well as on your networked computer.

  • Page 51: Shutting Down The Server

    (for example, moving the server to a different location), then follow the procedures below. It is very important that the WD Sentinel server be shut down or restarted in a clean and graceful manner through the Server Settings section in the Dashboard.

  • Page 52: Managing Storage On The Wd Sentinel Server

    RAID structure. The server automates the management of the RAID. Your WD Sentinel server uses RAID 5, which offers fast performance by striping data across all drives, This RAID level provides the system with both redundancy and optimum capacity.

  • Page 53: Using Usb Storage

    Using USB Storage The WD Sentinel server has one USB 2.0 port on the front panel and two USB 3.0 ports on the back panel of the unit. The USB 3.0 ports can connect to external USB 2.0 or USB 3.0 storage devices or to a UPS device for power outage conditions.
  • Page 54 MANAGING STORAGE ON THE WD SENTINEL SERVER 5. Enter a name for the folder. 6. Click Browse and select a folder on the USB drive. Note that a shared folder cannot be created at the root of the USB drive.

  • Page 55: Using The Wd Sentinel Server's Features

    Recovering/Restoring (Windows PC) Recovering/Restoring (Mac) Backing up your WD Sentinel Server Recovering the WD Sentinel Server to Factory Defaults This chapter describes the routine tasks that both the Administrator and permitted users perform on the WD Sentinel server. Using the Launchpad (Internal Users)
  • Page 56 USING THE WD SENTINEL SERVER’S FEATURES If you’re operating systems Do one of the following... is... Windows 7 From Start Menu: Windows Vista • Click >All Programs >Windows Storage Server 2008 R2>Windows Storage Server 2008 R2 Launchpad From Desktop: •...
  • Page 57 USING THE WD SENTINEL SERVER’S FEATURES 2. Click the right arrow to display the Launchpad, which lists four tasks that authorized users can perform: Backup, Remote Web Access, Shared Folders and Dashboard. Note: The Dashboard option is only useful to a user with Administrative privileges and knowledge of the Administrator password.
  • Page 58 USING THE WD SENTINEL SERVER’S FEATURES 1. Enter your user name and password. 2. Click the arrow to display the Launchpad. It lists four tasks: Backup, Remote Web Access, Shared Folders, and Add-ins. Selecting Launchpad Options (Windows PC or Mac Computer) To select Launchpad options: IF you want to .
  • Page 59 USING THE WD SENTINEL SERVER’S FEATURES IF you want to . . . THEN . . . AND ... Use Remote Web Access: Click Remote Web Continue to “Remote Web Access” on Access. page 44 and “Accessing Computers • Enable remote web and Shared Folders Remotely”...
  • Page 60 USING THE WD SENTINEL SERVER’S FEATURES 3. Clear the Automatically run the Launchpad when I log on to Windows check box, and click OK. Note: You can also change the type of alerts that display on the Launchpad and select whether to allow Microsoft to send you information about it in this window.
  • Page 61 USING THE WD SENTINEL SERVER’S FEATURES To uninstall the Launchpad (Connector Software) on a Windows PC: Note: When you uninstall Launchpad, you also uninstall Dashboard. They can not be uninstalled separately. If you’re operating systems Then... is... Windows 8 • On your keyboard, click the Windows button •...

  • Page 62: Accessing Shared Folders Over Your Network

    If all shared folders are mounted on your Mac, click , then open Finder. Click the IP Address of your WD Sentinel under Shared to display your Shared Folders. 3. The selected shared folder displays on your desktop. WD SENTINEL RX4100...

  • Page 63: Accessing Computers And Shared Folders Remotely

    This section assumes that the Administrator has completed the setup and configuration for Remote Web Access through the Dashboard. You can access files stored on the WD Sentinel RX4100 anywhere, as long as you have access to the Internet. Note: You must use Internet Explorer 8 or 9 to access a PC using the Remote Web Access feature.

  • Page 64: Backing Up (Windows Pc)

    Note: Connecting to computers or the WD Sentinel server using Remote Web Access requires the Internet Explorer browser.  Click Connect to connect to your WD Sentinel server or to a computer on your network. If the Internet Explorer you are using does not have Active X Client, click install it, then complete the wizard.
  • Page 65 USING THE WD SENTINEL SERVER’S FEATURES Scheduling Automatic Backups (Dashboard only) To set a schedule for future backups: 1. Access the Dashboard. 2. Click the Computers and Backups icon on the navigation bar to display a list of computers and servers on your network: 3.
  • Page 66 USING THE WD SENTINEL SERVER’S FEATURES Backup Using the Launchpad Note: For information on accessing the Launchpad, see “Using the Launchpad (Internal Users)” on page 49). 1. On the Launchpad, click Backup. The Backup Properties page displays: 2. Click Start backup.

  • Page 67: Backing Up With Time Machine (Mac)

    Help. Backing up with Time Machine (Mac) For Mac users, Time Machine allows you to backup data to your WD Sentinel server. Time Machine automatically backs up your entire Mac, including system files, applications, accounts, preferences, email messages, music, photos, movies, and documents.
  • Page 68 3. Click Set Up Time Machine to display the Time Machine Preferences screen: 4. Click Select Disk and select the WD Sentinel server for your backups. 5. Click Use Backup Disk. A screen prompts for your user name and password.
  • Page 69 USING THE WD SENTINEL SERVER’S FEATURES 8. Enter your assigned WD Sentinel User Name and Password in the Name and Password fields: 9. Click Connect. The Preferences screen returns. 10. To start automatic backups, move the slider to ON. Time Machine begins backing up your files. The first backup may take some time, but subsequent backups are faster because Time Machine only backs up new or changed items.

  • Page 70: Recovering/Restoring (Windows Pc)

    USB flash drive. You will use the key to boot the PC and download the backed-up system. Follow the wizard to complete the process. 6. Remove the USB flash drive from the WD Sentinel server and connect it to the computer you want to restore.

  • Page 71: Recovering/Restoring (Mac)

    USING THE WD SENTINEL SERVER’S FEATURES 7. Boot the Windows PC from the USB flash drive: a. Start the computer. b. Depending on your computer, press F12 or another key that displays boot options. c. From the Boot menu, select USB Device.

  • Page 72: Backing Up Your Wd Sentinel Server

    Server. Recovering the WD Sentinel Server to Factory Defaults This feature recovers your WD Sentinel server, a process that may be necessary in case the server has a virus that cannot be deleted, bad or corrupted server configuration settings prevent you from starting the server, or the system drive(s) failed.
  • Page 73 Create a Virtual DVD WARNING! WD does not assist in the installation of third party programs such as a Virtual DVD. The information provided below is to assist customers with the creation of a recovery disk for a WD Sentinel RX4100.
  • Page 74 USING THE WD SENTINEL SERVER’S FEATURES Unlock my drives Unlock my drives unlocks the WD Sentinel server’s drives if they are locked. (See “Lock/ Unlock” on page 38.) Before starting any recovery process, unlock the drives with an unlock key.
  • Page 75 6. Click Next to display the “Congratulations and Next Steps” page. 7. Follow the steps listed on this page: a. Shut down the WD Sentinel server. b. Insert the USB flash drive into one of the server’s USB ports. c. Restart your server while holding the recovery button on the back of the unit.
  • Page 76 1. On the Server Recovery Utilities page, click Recreate my storage. 2. Read the caution, then click the “I understand...” check box to indicate you know the process may erase the data on the WD Sentinel server’s drives while it recreates the server’s configuration..
  • Page 77 USING THE WD SENTINEL SERVER’S FEATURES 3. Insert the USB flash drive into the USB port of the Windows PC, and click Next to display the following page for using the USB key: 4. The USB flash drive should appear in the Select USB flash drive drop-down list. If the USB flash drive is not on the list, click Refresh and search for it.
  • Page 78 Performing a Recovery This option enables the Administrator to restore the server to factory defaults with or without deleting all contents stored on the WD Sentinel server. 1. On the Server Recovery Utilities window, click Perform a recovery: WD SENTINEL RX4100...
  • Page 79 USING THE WD SENTINEL SERVER’S FEATURES 2. Click Next The Getting Started page displays: 3. Read the information on the screen.  If you have previously created a bootable recovery USB flash drive, click the Skip creating the bootable USB flash drive check box and continue to Step 9.
  • Page 80 USING THE WD SENTINEL SERVER’S FEATURES 4. Insert the USB flash drive into the USB port of the Windows PC, and click Next. The Prepare the USB flash drive for server recovery screen displays. 5. Your USB flash drive should appear in the Select USB flash drive drop-down list. If it is not on the list, click Refresh and search for it.
  • Page 81 9. Follow the additional instructions that appear on the screen to guide you through the recovery process: a. Shut down the WD Sentinel server. b. Connect a monitor to the server if one is not already connected. c. Insert the USB flash drive into one of the server's USB ports.
  • Page 82 Note: This may require 2 people to perform. e. Continue to hold the Recovery button until “WINDOWS IS LOADING FILES,” then release the Recovery button, leaving the USB flash drive connected to the WD Sentinel server. The monitor displays “RECOVERY INITIALIZING.”...
  • Page 83 USING THE WD SENTINEL SERVER’S FEATURES  If you have a backup for the server, select the first bullet. This is the recommended method of recovery.  If you want to restore the server to its factory default settings, select the second bullet.
  • Page 84 USING THE WD SENTINEL SERVER’S FEATURES  Select the second option to reset the server and delete all data from the internal hard drives or external hard drives connected to the eSATA ports. This will not affect hard drives connected to the USB ports.
  • Page 85 USING THE WD SENTINEL SERVER’S FEATURES 15. Review the information on the screen. If you agree, click Next. The server begins recovery. WARNING! Various device drivers are installed and will display on the server’s monitor during the restoration process. Let the system recovery...
  • Page 86 17. In the address field of an open browser window, enter http://WDSENTINEL. 18. Set up your WD Sentinel RX4100 server using the steps outlined in “Setting up your WD Sentinel Server (one time only)” on page 17. For more information, see Microsoft Online Help.

  • Page 87: Best Practices

    WD Sentinel server for backup, be sure that the computer’s operating system is fully up-to-date.  When adding client computers to the WD Sentinel server, it is best not to have any backups active. Using the WD Sentinel RX4100 Efficiently ...

  • Page 88: Replacing Drives

    Avoid pulling a drive out unless there is a failure.  When a drive needs replacement, the WD Sentinel server is still functional but subject to a second drive failure that would result in the loss of data. To minimize this vulnerable time, a good practice is to have another drive ready to replace the failed drive.

  • Page 89: Troubleshooting

    1. Make sure the power cord is connected correctly. 2. Make sure that the wall outlet has power. Test it by plugging in another device. 3. Confirm the network cable is properly connected to the WD Sentinel server and the network switch or router.
  • Page 90 TROUBLESHOOTING 3. From the Drive drop-down list, choose the letter that you want the WD Sentinel server to have in Computer 4. Click Browse to find the folder that you want to map, or type the path to the server using the format \\ServerName\FolderName.

  • Page 91: Managing Iscsi Storage

    Your WD Sentinel server allows you to create and manage iSCSI targets. The iSCSI target provides storage, similar to a local hard disk drive, but is accessed over a network rather than locally.

  • Page 92: Create An Iscsi Target

    (i.e., available server space; used server space). Create an iSCSI Target To create an iSCSI Target that can be used in the WD Sentinel RX4100 server: 1. Click Create an iSCSI Target in the ISCSI Tasks pane. The New iSCSI Target window appears.
  • Page 93 12 to 16 alphanumeric characters. 6. Click Create Target. Edit an iSCSI Target 1. On the iSCSI Tasks pane, click Edit Target Settings. 2. Modify the required and optional settings as desired. 3. Click Modify Target. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...
  • Page 94 3. Click Disable Target. Disabled now displays in the Status column. Enabling an iSCSI Target 1. In the iSCSI tab, select the disabled Target you’d like to enable. 2. In the iSCSI Task pane, click Enable Target. Your target is now enabled. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...
  • Page 95 ".img" file extension. Importing an iSCSI Target To import an iSCSI Target into your WD Sentinel, follow the steps outlined in “Create an iSCSI Target” on page 86, following step 4 (selecting the Create this target from an existing image file checkbox) to import your iSCSI target.

  • Page 96: Regulatory And Warranty Information

    However, there is no guarantee that interference will not occur in a particular installation. Any changes or modifications not expressly approved by WD could void the user's authority to operate this equipment.
  • Page 97 Dispose of used batteries according to manufacturer’s instructions. CE Compliance for Europe Verified to comply with EN55022 for RF emission; EN-55024 for Generic Immunity, as applicable; and EN-60950-1 for Safety. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 98: Limited Warranty

    Environmental Compliance (China) Obtaining Service WD values your business and always attempts to provide you the very best of service. If this Product requires maintenance, either contact the dealer from whom you originally purchased the Product or visit our product support website at http://support.wd.com...

  • Page 99: Gnu General Public License ("Gpl")

    Product, even if WD has been advised of the possibility of such damages. In the United States, some states do not allow exclusion or limitations of incidental or consequential damages, so the limitations above may not apply to you.

  • Page 100: Appendix

    Fans  Riser  Midplane The WD Sentinel is also designed to be easily mounted on a rack. Before You Begin  Ensure that you have the correct replacement unit.  Review the procedures before beginning to replace a part.

  • Page 101: Installing The Wd Sentinel Bezel

    APPENDIX Installing the WD Sentinel Bezel The removable WD Sentinel bezel protects the units hard drive and power button from accidental use or removal. Use the following steps to install and remove the front bezel. What you’ll Need:  WD Sentinel Bezel ...

  • Page 102: Replacing A Hard Drive

    APPENDIX Replacing a Hard Drive It is simple to replace a drive in your WD Sentinel server. First, make sure to go to the WD Store to purchase a compatible replacement drive. For a complete list of approved drive models, search for Answer ID 9443 in the WD Knowledge Base at http://support.wd.com.
  • Page 103 Replace the four (4) screws holding the drive to the drive tray. Insert the drive tray into the server, snapping the drive tray handle shut. The LED remains blue (static) until the rebuild is complete. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 104: Removing The Unit Cover

    APPENDIX Removing the Unit Cover Use the following steps remove the cover on the WD Sentinel RX4100 device. These steps are necessary to replace certain internal parts. Important: To avoid electrostatic discharge (ESD) problems, ground yourself by touching metal before handling the device.
  • Page 105 (Figure 6). Figure 6. Remove unit front screws Push the unit cover away from you to release the cover, then lift it away from the unit (Figure 7). Figure 7. Remove unit front cover WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 106: Replacing The Internal Power Supply

    When the internal power supply requires replacement, you will receive an e-mail Alert indicating that there is a problem. The power supply in the WD Sentinel server is “cold swappable.” This means that the WD Sentinel server must be shut down prior to your power supply replacement. To shut down your WD Sentinel server, follow the steps outline in “Shutting Down the Server”...
  • Page 107 10. On the back of the unit, insert and tighten the two (2) screws holding the power supply in place. 11. Reconnect the power cable to the server. 12. Replace the unit cover. 13. Connect the A/C power cord to the unit. 14. Restart the server. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 108: Replacing A Server Fan

    WD Sentinel server fans. The fans in the WD Sentinel server are “cold swappable.” This means that the WD Sentinel server must be shut down prior to your fan replacement. To shut down your WD Sentinel server, follow the steps outline in “Shutting Down the Server”...
  • Page 109 Gently place the replacement fan in the unit, ensuring that the orientation of the fan is correct. Carefully connect the fan interface connector. Replace the unit cover. Connect all external connections. 10. Restart the server. WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...

  • Page 110: Replacing The Riser Card

    APPENDIX Replacing the Riser Card The riser card in the WD Sentinel server is “cold swappable.” This means that the WD Sentinel server must be shut down prior to your fan replacement. To shut down your WD Sentinel server, follow the steps outline in “Shutting Down the Server” on page 45.

  • Page 111: Replacing The Mid-Plane Card

    The mid-plane in the WD Sentinel server is “cold swappable.” This means that the WD Sentinel server must be shut down prior to your fan replacement. To shut down your WD Sentinel server, follow the steps outline in “Shutting Down the Server” on page 45.

  • Page 112: Wd Sentinel Rx4100 Administrator Reference Sheet

    Provided below is a reference sheet that allows you to keep all of the useful information associated with your WD Sentinel RX4100 server in one location. Enter the information identified below and keep this checklist in a safe location for future reference.

  • Page 113: Index

    Administrator’s tasks 13 alert icons 33 alerts 35 Dashboard monitoring 35 accessing 28 setting 40 description of WD Sentinel RX4100 3 automatic backups 59 document conventions 2 automatically updating WD software domain 45 drives finding compatible 37 lock/unlock 38...
  • Page 114 89 recording 2 managing 85 product registration iii Launchpad RAID storage 46 accessing on a PC 49 rebooting the WD Sentinel server 26 backing up 60 recovering data icon 49 PC 64 managing 53 recovering the WD Sentinel server 66...
  • Page 115 Automatic Backups enabling 88 Dashboard 59 exporting 89 PC 59 importing 89 Time Machine 61 managing 85 scheduling WD software updates 43 tasks server Health 36 setting up 28 Home page 34 shutting down 45 tasks pane 30 server fan...
  • Page 116 WD Service 92 WD software automatic updates 43 manual updates 39 updating 39 Windows PC backing up 58 backing up via Dashboard 61 backing up via Launchpad 60 connecting to WD Sentinel 20 restoring 64 WD SENTINEL RX4100 ADMINISTRATOR AND MAINTENANCE GUIDE...
  • Page 117 Information furnished by WD is believed to be accurate and reliable; however, no responsibility is assumed by WD for its use nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of WD.

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