For drive security, the device is equipped with a security slot, which supports a standard Kensington security cable. For more information on the Kensington security slot and available products, visit www.kensington.com.

OVERVIEW - 9

LED Indicators (Lights)
The Power/Activity and Capacity Gauge indicators are represented by a single bar of six LEDs (lights) on the front panel of the drive. Power/Activity LED Behavior
Power On Sequence Appearance Bottom LED dimmed LEDs light up in sequence from bottom to top Normal Operation Appearance Capacity Gauge, steady illumination (see below) Moving up and down Slow flashing (every four seconds)

Capacity Gauge

Drive State Powering up Transitioning to drive ready
Drive State Power-on state, ready for use Drive in use System standby
When the device is turned on, the Capacity Gauge indicates space used on the drive by fully illuminating six sections in an upward vertical direction. Each section represents approximately 17 percent of drive capacity. Because this drive is preformatted, the first section is illuminated upon installation.
Power Down Sequence Appearance Dimming up/dimming down in an odd/even alternating pattern Device Events Appearance Bottom LED dimmed, top LED flashing Fast flashing (every half second) Continuous center out sweep pattern Drive State Boot unsuccessful My Book system event, action required (see System Events on page 177) Unit failure Drive State Drive powering down

OVERVIEW - 10

My Book World Edition Basic Setup
Step 1: Connect My Book World Edition to the Network
Follow the steps below to connect the My Book World Edition to a small home/office network.
1. Connect one end of the Ethernet cable into the Ethernet port located on the back of the device. 2. Connect the other end of the Ethernet cable directly into a router or network switch port.
Note: For faster initial loading of your content, connect the cable directly to the network port of your computer. See page 176 for more information.
3. Connect the end of the adapter into the DC power supply socket located on the back of the device. 4. Plug the AC adapter into a power outlet. The unit powers up automatically. Important: Wait for the My Book World Edition to finish powering up (approximately three minutes) before configuring the device. During this time, do not press the power button. The bottom LED on the front of the My Book device fully illuminates. To power down the device, press and hold down the power button down for at least four seconds.

Click the item you wish to alias and hold down the mouse button. Hold down the Cmd and Option keys simultaneously and drag the item to where you want the alias to appear. Instead of moving the original item, this creates an alias at the new location.
MY BOOK WORLD EDITION BASIC SETUP - 19
Double-click the item you want to alias (e.g., the Public share icon), and then click File>Make Alias.
The Public share icon displays on your desktop.
Using Mac OS X Tiger 1. Turn on your computer and wait for the operating system to load. 2. Open Finder, and double-click the Mybookworld icon.
3. Type admin in both the Name and Password fields, and then click Connect.
4. Make sure that Public is highlighted in the Select the volumes to mount list, and then click OK.
MY BOOK WORLD EDITION BASIC SETUP - 20
5. Double-click the Public icon that is now on your desktop to display three shared subfolders. You can now drag and drop files into the shared folders using Finder.
6. If you want to make the shared drive icon permanent on the desktop, create an alias. Following are two ways to create to do that:
Click the item you wish to alias and hold down the mouse button. Hold down the Cmd and Option keys simultaneously and drag the item to where you want the alias to appear. Instead of moving the original item, this creates an alias at the new location. Double-click the item you want to alias (e.g., the Public share icon), and then click File>Make Alias.
MY BOOK WORLD EDITION BASIC SETUP - 21
Congratulations! Your My Book World Edition is now ready for use and is accessible as a drive letter in My Computer (Windows) or a shared drive icon on the desktop (Mac OS X). You can now drag and drop files into your My Book device and move files from My Book to any computer in your network that has been set up according to the instructions above. This user manual contains information and instructions for all other basic and advanced My Book device management functions, including: Backing up your computer (see Backing Up Computers on the Network on page 23) Accessing My Book from a remote computer (see MioNet Remote Access on page 54) Playing and streaming media (see How to Play/Stream Video, Music & Photos on page 64) Using iTunesservice (see Using iTunes with My Book World Edition on page 73) Connecting a USB drive for additional storage and file exchange (see Using WD Discovery (Windows only) on page 75 and Click the Submit button to apply the changes. on page 162) Configuring the My Book device and network settings, set e-mail or window alerts, change the administrator password, perform firmware upgrades, restore system to factory defaults, configure RAID (My Book World Edition II only), manage file share preferences, set the backup destination folder, set disk quotas, set a share folder for users, add, modify, and delete users and groups, and change all user and group permissions (read/write, read only, no access) to shares/folders and USB storage devices (see Network Storage Manager: Basics on page 81)

5. Select the No, just reactivate the backup plan and start backing up option and click the Next button. Your backup plan is reactivated, and your computer backs up files onto your selected backup destination. Important: If you select the Yes option, all the files in your backup up plan are restored onto your computer. This overwrites the files on your computer with the files from your backup plan. See Restoring a Backup Plan on page 38.
BACKING UP COMPUTERS ON THE NETWORK - 41

Editing a Backup Plan

Click the icons to add or remove files to and from backup plans, keep multiple revisions of files on hand for recall, remove entire plans, and view the backup log.

Selecting a Backup Plan

If you have more than one backup plan, select the one you want by clicking in its box. A blue border surrounds the selected plan.

Changing Selected Files

1. On the WD Anywhere Backup screen, click the Change Selected Files icon. (See Icons on page 42.) The WD Anywhere Backup Configuration screen appears.
Note: To deselect all listed files, click the Select None link. To select all the listed files, click the Select All link.
BACKING UP COMPUTERS ON THE NETWORK - 42
2. Do one of the following: To add files, click the Add Backup Items button. To remove files, select the files and click the Remove Selected Items button. To exclude files from the backup, click the Show Advanced Options button. Depending on your selections, subsequent screens may display. 3. When you finish selecting items to add or remove, click the Select (or OK, depending on the screen) button. 4. When returned to the WD Anywhere Backup Configuration screen, click the Done button.
Changing Backup Plan Settings
You can change the number of versions of the same files WD Anywhere Backup should keep. For example, you may want to keep yesterdays version as well as todays version. 1. Click the Change Selected Settings icon. (See Icons on page 42.) Select the Keep up to check box and enter the maximum number of earlier versions of your files to keep.

2. Click OK.

Removing a Backup Plan
You can delete a backup plan on the WD Anywhere Backup screen. Your backed up files remain at their destination until you delete them manually. 1. Click the Remove Backup Plan icon. (See Icons on page 42.) 2. In response to the confirmation message, click OK.

USING TIME MACHINE - 50

The following screen displays.
3. Select the backup folder and then drag the *.sparsebundle file to the Trash icon.

Changing Your Password

You can change your default password for your My Book World to access Time Machine. To change your password: 1. Log in to the My Book World web user interface. 2. Enter your username and password and click Login (default username and password are admin).

USING TIME MACHINE - 51

3. Click the Users button in Basic mode.
4. Click the icon to the right of the user name (WD_Backup).
5. When the Users page appears, enter your new password in the New and Confirm password fields and click the Submit button

USING TIME MACHINE - 52

6. A confirmation message displays.

USING TIME MACHINE - 53

MioNet Remote Access

MioNet Overview

Remotely access your photos, music, documents, and videos from anywhere, anytime using MioNet secure remote access services from WD. MioNet makes remote file access and sharing seamless, simple and very secure. Just follow the steps to register your My Book World Edition into your secure MioNet account. Then you can access your content from any web browser in the world with your unique username and password. MioNet also enables you to share a folder of pictures on your My Book World Edition with friends (no upload required) or a folder of documents with your business colleagues. Invitees can only view the content you choose to share with them.

Remote Access Setup

My Book World Edition comes with MioNet enabled by default. The Remote Access menu in My Book World Editions Network Storage Manager allows you to further control the MioNet service on the storage device. See Remote Access on page 97 for further details. Windows 1. Turn on your computer and wait for the operating system to load. 2. Insert the My Book World Edition software CD into the CD-ROM drive.
Note: If AutoPlay is disabled on your computer, you must install the utilities manually. Click Start (or on Windows 7) and then Computer (Windows Vista/Windows 7) or My Computer (Windows XP). Doubleclick Setup.exe in the root directory of the CD.
3. Windows Vista/Windows 7: Click Run setup.exe and then Allow. 4. Click Accept in the Terms of Agreement screen. 5. If you have connected the device properly as shown in the Connect screen on page 12, click the Next button.
MIONET REMOTE ACCESS - 54
6. Click the MioNet New Account button if you are a new MioNet user; click MioNet - Existing Account if you are an existing user.

(c) Continue with step 6.
MIONET REMOTE ACCESS - 59
5. To find another MioNet user you have never shared with before:
(a) Click the Find MioNet user button. (b) Enter the user name or e-mail address of the user and click the Find button.
(c) When MioNet finds the user, click the Share with this person button.
(d) Continue with step 6.
6. From the list of users, select the user(s) you want to share with and click the Next button.
Note: You can press the Ctrl key in Windows or the Command key on the Mac to select multiple users.
MIONET REMOTE ACCESS - 60
(e) Select the permission level and click the Finish button. If you want users to only view and download the photos, select Read permission. If you want to enable users to add photos (or modify or delete photos) to your folder, give them the Read & Write permission.
The person you invite receives an e-mail containing a link to MioNet. MioNet automatically opens up in the users web browser and provides instant secure access to the folder of photos on your computer.
Transferring Files to Others
MioNet enables you to transfer files to others to whom you have granted access, and to have them transfer files to you.
Note: MioNet transfers are not as fast as LAN transfers.
1. Click the Transfer Files to Others icon to open a dialog window showing your My Book World Edition folders. 2. Click the + to navigate through your directory to highlight the folder you wish to transfer files from and click the Next button.
MIONET REMOTE ACCESS - 61
The following screen appears.
3. To transfer files back and forth with MioNet users you have shared with in the past:
4. To add a new user to transfer files to and from:
5. To find a MioNet user you have never shared with before:
MIONET REMOTE ACCESS - 62
6. From the list of users, select the user(s) you want to transfer files to and from. Click the Next button.
7. Select the permission level and click the Finish button. If you want users to transfer the files only to themselves, give them the Read permission. If you want to enable them to transfer files to you (or modify or delete your files), give them the Read & Write permission.

How and where to add media content to the shared folders
1. Open the Internet Explorer.
2. Copy your music files to the Shared Music folder, which is under the Public folder on My Book World. 3. Follow the same process to place your videos and pictures into their respective Shared Pictures and Shared Video folders. Important: Make sure to sort and add your media content to the corresponding shared folders. (e.g., music files must go into the Shared Music folders). If you do not do this, your content will not display correctly through your digital media adapter.
HOW TO PLAY/STREAM VIDEO, MUSIC & PHOTOS - 65

Media Devices

Now that you have copied your files to their corresponding folders, you can use a variety of media devices to stream media. The following types are discussed in this section: Windows Media Player 11 (works with Windows Vista/Windows 7) on page 66. Windows Media Player 12 (comes with Windows 7) on page 66. WD TV Live HD Media Player on page 68. Xbox 360 - New User Interface on page 68. PlayStation 3 on page 71. Digital Picture Frames on page 71. Network Music Player on page 72. Digital Media Adapters on page 72. DLNA Devices on page 72.
Windows Media Player 11/12 (Windows Vista/Windows 7)
Note: Please go to the Microsoft Media Player support site for more information on using and updating your media player.
To stream media using Windows Media Player 11 or 12 Library:
1. Click Control Panel>Network and Sharing Center. 2. Click Customize.
HOW TO PLAY/STREAM VIDEO, MUSIC & PHOTOS - 66
3. Select Private, and then click the Next button.
4. Launch Windows Media Player (Start>All Programs>Windows Media Player)
5. Click Library>Media Sharing.
HOW TO PLAY/STREAM VIDEO, MUSIC & PHOTOS - 67
6. Click Find media that others are sharing, and then click OK.
7. Select a media type (Music, Pictures, or Video) and click PVConnect on MyBookWorld.
8. Double-click the media file you want to play. WD TV Live HD Media Player You can connect the WD TV Live HD Media Player to your LAN network for access to media content stored in a network drive such as the My Book World Edition. Following are general steps for using the WD TV Live to access files on a My Book World Edition.
Note: Please refer to your WD TV Live HD Media Player user guide for more specific instructions on connecting to the My Book World Edition and accessing and playing your media content.
1. Connect My Book World Edition to your LAN and power on the device. 2. Make sure the WD TV Live is connected to your TV and powered on. 3. Connect the WD TV Live to the LAN. 4. Navigate to Settings > Network setting > Network setup to choose the connection type. 5. Use the navigation buttons to select Wired and press Enter.

NETWORK STORAGE MANAGER: ADVANCED MODE - 126
To configure the Manage RAID tab: Warning: Be sure to back up all data before configuring RAID. All data
stored in the hard drive is lost when changing the RAID configuration.
1. Click the Manage RAID tab on the Volumes & Raid Management page. 2. Select a RAID configuration: DataVolume is the default volume. If the volume RAID type is JBOD and there are new disks in the system, the Extend icon appears on the side of the Volume Management table. 3. Click the Submit button.
NETWORK STORAGE MANAGER: ADVANCED MODE - 127
Manage RAID Options (My Book World Edition II)
Any existing mode can be changed to any other available mode using the Manage RAID option. The following table provides the available modes and data availability for a My Book World Edition II with one drive after adding a second drive.
Starting Configuration JBOD (1 Volume) JBOD (1 Volume) JBOD (1 Volume) JBOD (one volume) RAID 1 (Mirrored) RAID 1 (Mirrored) RAID 1 (Mirrored) RAID 1 (Mirrored) Ending Configuration Spanned (Linear) JBOD (two volumes) RAID 0 (Striped) RAID 1 (Mirrored) Spanned (Linear) JBOD (two volumes) RAID 0 (Striped) RAID 1 (Mirrored) User data condition after second drive added Deleted Still available Deleted Deleted Deleted Deleted Deleted Still available after rebuild
All 1 Drive configurations for the My Book World Edition II are considered Degraded RAID modes. When a drive fails in a My Book World Edition II with two drives, the following table applies regarding the user data on the remaining good drive.
Starting Configuration Span (Linear) JBOD RAID 0 (Striped) RAID 1 (Mirrored) User data condition after one drive fails All user data is lost User data on good drive still accessible All user data is lost User data on good drive still accessible, but with no data redundancy
NETWORK STORAGE MANAGER: ADVANCED MODE - 128
Folder Shares Shares are folders that can be used to organize and store files on your My Book World Edition. They can be shared with everyone (public) or with selected users on your network (private). The device comes preconfigured with three shares: Publiccreated automatically after initial setup
Shared Music - folder for storing music files you want to share with other users. Shared Pictures - folder for storing image files you want to share with other users. Shared Videos - folder for storing video files you want to share with other users.
Important: Do not change folder names or delete these default share folders. Disruption of file sharing could result. These are the default folders for the Media Server (Twonky Media) and iTunes Service. For more information on how to use Twonky media, see Media Server on page 138. For more information on how to use the iTunes service, see iTunes on page 138. DownloadFor saving files using Downloader (see Download Manager: Downloader on page 151). ConfigurationRead-only share containing only a Help file and the login page. It is not meant for sharing or storing data and should not be modified.

To create a group:

1. On the Groups page on the Users tab, click the Add icon following page:
2. Assign a new group name. 3. Enter a description of the new group.
NETWORK STORAGE MANAGER: ADVANCED MODE - 142
4. Select users from the User List field to add to the User Joined field. 5. Click the >> button. 6. Click the Submit button.

To modify a group:

1. On the Groups page on the Users tab, select the group account you want to modify, and then click the Modify icon. 2. Make the necessary changes, and then click the Submit button.

To delete a group:

1. On the Groups page on the Users tab, select the group you want to delete, and then click the Delete icon. 2. Click OK. Folder Share Permissions The Folder Shares Permissions icon on the Users tab home page enables you to set the access control for each user or group in the Access list. Public Access Full Access Read Only Deny Access Not Assigned
When there is a conflict in the access rights of the user and group, the My Book World Edition uses the following rules to handle the conflict: Deny Access has the highest priority. Full Access + Read Only = Full Access.
If the access control is assigned to users or groups, the full access, read only, and no access icons appear on the Share Access page. You can move your mouse over the icon to view the user or group list.
NETWORK STORAGE MANAGER: ADVANCED MODE - 143
To edit the access rights of users or groups:
1. Select a user or group on the Folder Shares Permissions page, and then click the Edit icon to display the following page:
2. Click Enable next to Public Access allow everyone to access to the share. 3. Select an access option. 4. In the Unassigned Users list, select the users to whom you want to grant full access, read only permission, or no access to the share. 5. Click the >> button. 6. In the Unassigned Groups list, select the local groups to which you want to grant full access, read only permission, or no access to the share. 7. Click the >> button. 8. Click the Submit button.
Note: Public shares can be accessed using the administrator name and password as well as by a guest name and password. The default guest name and password are both guest.
NETWORK STORAGE MANAGER: ADVANCED MODE - 144
USB Share Permissions The USB Shares button on the User tab enables you to set access control for the two USB ports on the back of the device. The types of access control that you can assign to a user or group include: Public Full Access Read Only Deny Access Not Assigned

NETWORK STORAGE MANAGER: ADVANCED MODE - 148
System shutdown System reboot Factory default restore failed System temperature exceeds a threshold value Disk SMART failure Volume failed or does not exist Volume space is full or close to 100% Unsafe removal of a USB mass storage device Resync volume failed
The following types of events are logged: CriticalAn event such as system temperature has exceeded the threshold level, Disk SMART failed, volume space is full or close to 100%, extend volume failed, or resync volume failed. When a critical event occurs, the power/system status LED lights up and the system records events in the System Log. WarningAn event that is not necessarily significant, but may indicate a possible future problem. An e-mail or pop-up message alert is sent to notify user of the problem that occurred in the system. InformationAn event that describes the successful operation of an application, driver, or service.
The CIFS (Common Internet File System) subtab displays logs of file and services requested on the device for connections that use this protocol.
NETWORK STORAGE MANAGER: ADVANCED MODE - 149
The FTP (File Transfer Protocol) subtab displays logs of the requests and records transferred between the device and client computers for connections that use this protocol.

Settings

The Settings subtab assigns the order and number of log entries that appear on the Logs page.
To configure the log settings:
1. On the Settings tab, click Show log entries in reverse order to display the most recent entries at the top. 2. Enter the number of entries you want to appear on the System, CIFS, and FTP logs.
NETWORK STORAGE MANAGER: ADVANCED MODE - 150
Download Manager: Downloader
Downloader has two powerful tools for managing downloads directly to the unit: HTTP/FTP and CTorrent. These tools are great for when you want to download very large or multiple large files from the Internet and do not want to sit and wait for the download to complete. All you have to do is identify the file/torrent you want to download from the Internet and set it in the Download function on your My Book World Edition. Then you can walk away and let these tools do the rest. All the files/ torrents that you want to download are saved directly to your My Book World Edition, and you do not even need to have your computer on. With a user-friendly interface, the Downloader supports multiple simultaneous downloads with various functions to manage downloads. Use Downloader to download files to the default share folder in the My Book World Edition. If you choose not to use the default share folder, see To set the destination share name for the Downloader: on page 136.

My router has failed or is not available. How do I access my data in the device?
Do the following: 1. Connect the device directly to the computer's Ethernet port.
2. Launch WD Discovery Tool and see Mapping a Network Drive on page 75 for instructions on how to access data in the device.
I received the message iTunes server cannot find the path to Shared Music.
The iTunes server service requires the presence of the /Public/Shared Music share folder. Do not rename or delete Shared Music if you want to use the iTunes server. You must recreate or rename the /Public/Shared Music share if it has been deleted or renamed.
I cannot start WD Discovery to access the configure feature.
Do the following: 1. Click Start>Run. 2. Type \\mybookworld, and then click OK (if the device name was changed, type \\yournewdevicename). 3. The My Book World Edition directory displays (Public, Configuration, and Download folders). Double-click the Configuration folder. 4. Double-click index.html. The configuration login screen displays.

TROUBLESHOOTING - 175

My router has failed. How do you map the drive letter without WD Discovery Tool?
Do the following: 1. Connect the device directly to the computer's Ethernet port. 2. Double-click My Computer. 3. Click My Network Places. 4. On the Tools menu, point to Map Network Drive. 5. Leave the default drive set to Z. 6. In the Folder drop-down list, select \\device name\public.
7. Click the Finish button. 8. Go back to the opening window of My Computer to view the public folder of your device under Network Drives.
I want to install Windows drivers on my Windows Vista/Windows 7 computer without access to Windows update:
1. Insert the My Book World Edition CD and right-click the My Book World Edition icon in My Computer. 2. For the two-drive model, click Open>WD_Windows>Tools> WD_Rally_Drivers> PnPxNas-2NC. Right-click PnPxNas-2NC.inf and click Install. 3. For the one-drive model, click Open>WD_Windows>Tools> WD_Rally_Drivers> PnPxNas-1NC. Right-click PnPxNas-1NC.inf and click Install.
I am unable to play music, videos and/or view pictures through my digital media adapter.
The media adapter requires the presence of the /Public/Shared Music /Public/ Shared Pictures and /Public/Shared Videos share folder. Do not rename or delete the shared folders if you want to use the media adapter. You must recreate or rename the share if it has been deleted or named something else. Because there are many kinds of file formats for pictures, videos and music, your particular digital media adapter may not support a format to play or display it.

TROUBLESHOOTING - 176

Depending on the digital media adapter device (for example, Xbox 360 or PlayStation 3) that you have, you may need to update your device with the proper CODECs to support the media format that you want to play. Please refer to your digital media adapters user manual for further information of how to locate and update CODECs. System Events The following table describes the event types that are recorded in the system log.

GLOSSARY - 180

File Transfer Protocol (FTP) A network protocol used to transfer data from one computer to another through a network. FTP is a popular choice for exchanging files independent of the operating systems involved. GreenPower Technology Engineering technology developed by WD to bring more energy-efficient hard drive options to our customers. WD hard drives with GreenPower technology yield average power savings of 4-5 watts over competitors' drives while maintaining solid performance. Host The computer to which other computers and peripherals connect. Host Adapter A plug-in board that acts as an interface between a computer system bus and a hard drive. Host Interface The point at which a host and a drive are connected to each other. Host Transfer Rate The speed at which a host computer can transfer data across an interface. HTTP Hypertext Transfer Protocol. Protocol used by the World Wide Web to transfer information between servers and browsers. See also Protocol. HTTPS Hypertext Transfer Protocol over Secure Socket Layer. A protocol that provides a more secure means of configuring your device than HTTP, but may affect the responsiveness of the user interface. All traffic between the managing computer and the My Book World Edition is encrypted. See also Protocol. Hub In a network, a device joining communication lines at a central location, providing a common connection to all devices on the network. Identity LED Indicates which My Book World Edition in the network is currently being accessed via WD Discovery. Interface A hardware or software protocol to manage the exchange of data between a device and a computer; the most common ones are EIDE (also known as PATA), SATA, and SCSI. See also Protocol. JBOD Just a Bunch Of Disks. A collection of hard disks provided as separate volumes. They are not configured according to RAID, so they have no redundancy capabilities to enable recovery if data becomes corrupted. IP Internet Protocol. A system that controls how data messages are separated into packets, routed from the sender, and reassembled at the destination. See also Protocol. IP address A 32-bit, binary number that uniquely identifies a computer connected to the Internet. LAN Local Area Network. A system in which computer users in the same company or organization are linked to each other and often to centrally-stored collections of data in LAN servers.

GLOSSARY - 184

Appendix

Regulatory Compliance

FCC Class B Information This device has been tested and found to comply with the limits of a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This unit generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio or television reception. 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. The following booklet, prepared by the Federal Communications Commission, may be helpful: How to Identify and Resolve Radio/TV Interference Problems. This booklet is Stock No. 004-000-00345-4 available from the US Government Printing Office, Washington, DC 20402. The provided Ethernet cable must be used between the unit and network connection to comply with FCC Part 15 Class B and EN-55022 Class B. ICES/NMB-003 Compliance Cet appareil de la classe B est conforme la norme NMB-003 du Canada. This device complies with Canadian ICES-003 Class B. Safety Compliance Approved for US and Canada. CAN/CSA-C22.2 No. 60950-1, UL 60950-1: Safety of Information Technology Equipment. Approuv pour les Etats-Unis et le Canada. CAN/CSA-C22.2 No. 60950-1 : Sret d'quipement de technologie de l'information. This product is intended to be supplied by a listed limited power source, double insulated, or direct plug-in power unit marked Class 2. CE Compliance for Europe Verified to comply with EN55022 for RF emission; EN-55024 for Generic Immunity, as applicable; and EN-60950 for Safety.

APPENDIX - 185

Environmental Compliance (China)

Warranty Information

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 support.wdc.com for information on how to obtain service or a Return Material Authorization (RMA). If it is determined that the Product may be defective, you will be given an RMA number and instructions for Product return. An unauthorized return (i.e., one for which an RMA number has not been issued) will be returned to you at your expense. Authorized returns must be shipped in an approved shipping container, prepaid and insured, to the address provided on your return paperwork. Your original box and packaging materials should be kept for storing or shipping your WD product. To conclusively establish the period of warranty, check the warranty expiration (serial number required) via support.wdc.com. WD shall have no liability for lost data regardless of the cause, recovery of lost data, or data contained in any Product placed in its possession. Limited Warranty WD warrants that the Product, in the course of its normal use, will be free from defects in material and workmanship for a period of three (3) years, unless otherwise required by law, and will conform to WDs specification therefor. This limited warranty period shall commence on the purchase date appearing on your purchase receipt. WD shall have no liability for any Product returned if WD determines that the Product was stolen from WD or that the asserted defect a) is not present, b) cannot reasonably be rectified because of damage occurring before WD receives the Product, or c) is attributable to misuse, improper installation, alteration (including removing or obliterating labels and opening or removing external enclosures, including the mounting frame, unless the product is on the list of limited userserviceable products and the specific alteration is within the scope of the applicable instructions, as found at support.wdc.com), accident or mishandling while in the possession of someone other than WD. Subject to the limitations specified above, your sole and exclusive warranty shall be, during the period of warranty specified above and at WDs option, the repair or replacement of the Product. The foregoing warranty of WD shall extend to repaired or replaced Products for the balance of the

Dual-drive Network Storage

My Book

World Edition II
Automatic, Continuous Backup Dual-drive Protection Media Sharing and Streaming
Double-safe backup and storage for all your computers.
Relax! Double-safe continuous backup for all the computers on your network.
With the double protection of two mirrored drives, My Book World Edition II is the safest place to create an automatic continuous back up of the files on all the computers in your network. Store all your digital media in one central location so everyone can securely access it, even remotely. Stream movies and music anywhere in your home. Compatible with both Mac and Windows files. Automatic and continuous backup for all the computers on your network Now you can easily back up data from all your networked computers with the included continuous backup software. Set it and forget it; every time you save something its instantly and automatically backed up. Backs up over any wireless connection, too. The double-safe place for your data Using RAID mirroring technology, this system automatically and continuously maintains a second copy of your data for the ultimate in data protection. If one drive in this two-drive system ever fails, the system continues to run and your data is safe. Hows that for peace of mind? Centralized storage to share and stream all your familys digital content Includes a built-in media server for streaming music, photos and movies to any PC, Mac or DLNA certified multimedia device such as Playstation 3, Xbox 360, wireless digital picture frames, and connected audio receivers. DLNA 1.5 & UPnP certified. Centralize your music collection and play from Macs or Windows PCs using iTunes software. Remote access Access your files anywhere, anytime using MioNet remote access technology from WD.
Enjoy! Stream music and video to your TV.
Escape! Access your data anytime, anywhere.

My Book World Edition II

Interface

Gigabit Ethernet

Dimensions
Height: Depth: Width: Weight: 6.73 in (171 mm) 6.34 in (161 mm) 3.9 in (99 mm) 4.52 lb (2.05 kg)

System Compatibility

Mac OS X Tiger or Leopard Windows Vista/XP
Compatibility may vary depending on users hardware configuration and operating system.

Capacities

2 TB 4 TB WDH2NC20000 WDH2NC40000

Limited Warranty

3 years

Kit Contents

Dual-drive network storage system Ethernet cable AC adapter Installation and software CD Quick Install Guide

Product Specifications

Data transfer rate: 10/100/1000 Mb/sec Operating temperature: 5C to 35C Non-op. temperature: 20C to 65C
Western Digital, WD, My Book, MioNet, the WD logo, and Put Your Life On It are registered trademarks in the U.S. and other countries; World Edition is a trademark of Western Digital Technologies, Inc. Other marks may be mentioned herein that belong to other companies. Pictures shown may vary from actual product. Not all products may be available in all regions of the world. All product and packaging specifications subject to change without notice. The term of your limited warranty is for 3-years, unless otherwise required by law. Please visit our web site at support.wdc.com/warranty for the detailed terms and conditions of our limited warranty. 2009 Western Digital Technologies, Inc. All rights reserved. As used for storage capacity, one megabyte (MB) = one million bytes, one gigabyte (GB) = one billion bytes, and one terabyte (TB) = one trillion bytes. Total accessible capacity varies depending on operating environment. RAID 0 (striped) accesses the full capacity of the drives. RAID 1 (mirrored) accesses half of the total capacity for data protection. As used for transfer rate or interface, megabyte per second (MB/s) = one million bytes per second, and gigabit per second (Gb/s) = one billion bits per second. 4178-705040-A00 Mar 2009