Western Digital My Book Studio User manual

My Book™Duo
Desktop RAID Storage
User Manual

Accessing Online Support
Visit our product support website at support.wdc.com and choose from these topics:
▪Registration – Register your WD product to get the latest updates and special offers at: register.wdc.com
▪Downloads –Download software and updates for your WD product at: support.wdc.com/downloads
▪Email Support – Get technical and other support through email at: support.wdc.com/support
▪Warranty & RMA Services – Get warranty, product replacement (RMA), RMA status, accessories, and data
recovery information at: support.wdc.com/warranty
▪Knowledge Base – Search by keyword, phrase, or answer ID at: support.wdc.com/knowledgebase
▪WD Community – Share your thoughts and connect with other WD users at: community.wdc.com
▪Phone Support – Get phone numbers for contacting support by region at: support.wdc.com

Table of Contents
_________
Accessing Online Support.................................................................................ii
_________
1 About Your WD Storage Device....................................................................1
Features.............................................................................................................................1
Retail Box Contents..........................................................................................................1
Operating System Compatibility....................................................................................2
File System........................................................................................................................2
Physical Description.........................................................................................................2
Front LED..............................................................................................................................3
Power Button....................................................................................................................... 4
USB™Connectors................................................................................................................4
Kensington®Security Slot.................................................................................................. 4
Power Connector & Power Adapter.................................................................................. 4
Registering Your WD Product........................................................................................ 5
Handling Precautions.......................................................................................................5
_________
2 Getting Started..............................................................................................6
Connecting the Device....................................................................................................6
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3 WD Discovery Software................................................................................ 7
Installing WD Discovery Software.................................................................................. 7
WD Discovery Software – App & Device Access.......................................................... 8
WD Discovery Software – Import Data from a Cloud Service..................................... 8
Checking for Software Updates..................................................................................... 9
Firmware Update............................................................................................................. 9
_________
4 WD Backup™Software..................................................................................11
How the Backup Function Works..................................................................................11
Backing Up to a WD Device.......................................................................................... 12
Backing Up to a Cloud Service......................................................................................13
How the Restore Function Works.................................................................................14
Restoring Files.................................................................................................................14
View & Edit a Backup Plan............................................................................................. 15
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5 WD Security Software................................................................................. 16
Password Protecting the Device...................................................................................16
Unlocking the Device..................................................................................................... 17
With WD Security Software..............................................................................................17
Changing Your Password...............................................................................................17
Disable the Device Lock Feature...................................................................................18
Five Invalid Password Attempts.................................................................................... 18
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6 WD Drive Utilities Software.........................................................................19
Diagnose – Checking Drive Health................................................................................19
RAID Management..........................................................................................................19
RAID Status........................................................................................................................ 20
Disk Status.......................................................................................................................... 21
RAID Configuration............................................................................................................ 21
Settings...........................................................................................................................22
Sleep Timer........................................................................................................................22
LED Settings.......................................................................................................................23
Drive Erase......................................................................................................................23
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7 Acronis®True Image™WD Edition..............................................................25
Download and Install.....................................................................................................25
How to install Acronis True Image WD Edition on a Windows PC.............................. 25
Performing a Backup..................................................................................................... 25
Performing a backup using Acronis True Image WD Edition Software........................25
Performing Recovery.....................................................................................................25
Restoring an image backup from Acronis True Image WD Edition Software..............26
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8 Troubleshooting.......................................................................................... 27
Replacing a Drive........................................................................................................... 27
Removing........................................................................................................................... 27
Adding................................................................................................................................28
SES Driver - What is it?..................................................................................................29
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9 Knowledge Base and FAQ..........................................................................30
Frequently Asked Questions.........................................................................................30
Uninstalling the WD Software – Windows......................................................................30
Uninstalling the WD Software – macOS..........................................................................30
WD Knowledge Base Articles.......................................................................................30
WD Discovery Software Online User Guide....................................................................30
WD Discovery Software Solutions and Troubleshooting.............................................. 30
How to Partition and Format a WD Drive on Windows and macOS.............................31
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How to Physically Connect or Disconnect a WD External Drive...................................31
Problems Booting a PC with an External USB Drive Connected................................... 31
Windows or macOS Cannot Find My Drive..................................................................... 31
Explanation of exFAT......................................................................................................... 31
Where to Download Software..........................................................................................31
How To Get an RMA To Replace a Defective Product, or Obtain a Power Supply
or USB Cable for a WD product..................................................................................31
Other Knowledge Base Articles....................................................................................32
Apple®Time Machine®Backup....................................................................................... 32
Microsoft®Windows®Backup......................................................................................... 32
_________
10 Compliance and Warranty Information................................................... 33
Regulatory Compliance.................................................................................................33
FCC Class B Information................................................................................................... 33
ICES-003/NMB-003 Statement........................................................................................ 33
Safety Compliance............................................................................................................ 33
CE Compliance For Europe.............................................................................................. 34
Environmental Compliance (China)..............................................................................34
Warranty Information.................................................................................................... 34
Obtaining Service..............................................................................................................34
Limited Warranty...............................................................................................................35
Warranty Information (Australia/New Zealand).............................................................35
Obtaining Service..............................................................................................................36
Warranty............................................................................................................................ 36
GNU General Public License (“GPL”)............................................................................ 37
My Book Duo
User Manual iii

1About Your WD Storage Device
The My Book™Duo drive has massive capacity ideal for storing photos, videos,
documents and music. It’s super-fast thanks to WD Red™drives inside and use of
the USB Type-C™port. That USB Type-C port with all cables included makes it
universally compatible (supports USB 3.1 Gen 1/3.0/2.0). Two USB Type-A hub ports
deliver flexibility for additional accessories.
▪Features
▪Retail Box Contents
▪Operating System Compatibility
▪File System Information
▪Physical Description
▪Registering Your WD Product
▪Handling Precautions
Features
Massive Capacity — Free up valuable space on all your computers. Store and back up
your photo, video and music collections, and important documents in one reliable
place.
RAID-0 Ready Out of the Box — Ready to perform at maximum speed and capacity in
default mode, RAID-0. Reconfigure the drive to RAID-1 for redundancy (data
mirroring), or use it as two independent drives (JBOD) with the included WD Drive
Utilities™software.
RAID Optimized WD Red™Drives — The My Book™Duo drive comes with RAID-
optimized WD Red™drives inside to deliver high-speed, quality storage to rely on.
RAID-optimized firmware is perfect for two-disk array systems with auto
management of drive operations to help ensure read/write cycle data integrity.
USB 3.1 Gen 1-Ready, USB 3.0 Compatibility — Compatible with USB 3.1 Gen 1 and USB
3.0, the My Book™Duo drive works to deliver high-speed connectivity no matter
the interface. Includes both USB Type-C™to Type-C and Type-C to Type-A cables.
USB 3.0 Hub Ports — The My Book™Duo drive can serve as a quasi-docking station
with 2x USB 3.0 Type-A hub ports for accessories, including additional storage,
keyboard and mouse, card readers, USBs, or phone sync and charge.
256-bit AES Hardware Encryption and Password Protection — The My Book™Duo drive
comes with 256-bit AES Hardware Encryption with WD Security™software built in
to help keep private content secure. Set a personalized password to activate
hardware encryption and data protection.
Retail Box Contents
Your My Book Duo retail box includes the following items:
▪ My Book Duo two-bay storage unit, with WD Discovery™, WD Backup™,
WD Drive Utilities™, and WD Security™software installation files.
▪ USB™3.1 Gen-1 Type-C™to Type-C™Cable
▪ USB™3.1 Gen-1 Type-C™to Type-A Cable
About Your WD Storage Device
My Book Duo
User Manual 1

▪ Disk Replacement Tool
▪ AC to DC Power Adapter
▪ Quick Install Guide
▪ Drive Replacement Guide
Operating System Compatibility
The My Book Duo device, along with the following software: WD Discovery, WD
Backup1, WD Security, and WD Drive Utilities, are compatible with these operating
systems:
Table 1.1
Windows®macOS™/ OS X®
Windows 7 OS X Maverick – 10.9
Windows 8.x OS X Yosemite – 10.10
Windows 10 OS X El Capitan – 10.11
macOS Sierra – 10.12
Compatibility can vary, depending on hardware configuration and operating
system. For highest performance and reliability, always install the latest updates.
File System
The My Book Duo device is pre-formatted as a single NTFS partition for
compatibility with all supported Windows operating systems. This file system can
be reformatted for compatibility with other operating systems. See the following
references for modifying the partition and Format type:
▪Drive Erase and Format
▪Answer ID 3865 | How to partition and format a WD drive without the WD Drive
Utilities software
Physical Description
The My Book Duo device has a single front LED that shows the various conditions
for Device Power and Device Activity. It also includes a rear-facing power button
and various connectors that are illustrated in Figure 1.1.
1WD Backup software is not compatible with any version of macOS or OS X.
About Your WD Storage Device
My Book Duo
User Manual 2

Figure 1.1
1. Front LED Indicator – indicating device power and device activity with a white
or amber light.
2. Power Button
3. Two (2) USB Type-A Ports – using the USB 3.1 Gen-1 communications protocol
4. One (1) USB Type-C Port – using the USB 3.1 Gen-1 communications protocol
5. DC In Power Connector – 12 volts direct current
6. Kensington®Security Slot – anti-theft system
Front LED
1. Front LED
When active, the front LED on a My Book Duo device will illuminate as a white or
amber colored light. The LED is either on, off or blinks with a certain rhythm to
indicate a specific "System Condition". A "System Condition" list is outlined below
in Table 1.2.
Table 1.2
LED Behavior LED Color System Condition
No LED light illuminated Off Power is Off or Disconnected
Solid Light - no blinking White Device is On and Ready
"Normal Breathing" rhythm White Transferring Data
"Slow Breathing" rhythm White Powering Up or Initializing
"Heartbeat" rhythm White RAID Rebuilding
"Fast Breathing" rhythm Amber Attention Required! - Use the WD Drive
Utilities software to check the status of the
device.
About Your WD Storage Device
My Book Duo
User Manual 3

Power Button
The My Book Duo device has a rear-facing power button with the following power
related functions:
Table 1.3
Power Button
Function
Device Operation
Press Once System will stop all services, clear cache and shut down gracefully.
Press and Hold
for 4 Seconds
When the power button is pressed and held for at least four seconds, the system
will force a shut down without any consideration for gracefully stopping services
or clearing cache.
USB™Connectors
The My Book Duo device has three (3) USB connectors, which are consolidated into
the following two functions:
1. Two (2) USB 3.1 Gen-1 Type-A Connectors – These two Type-A USB connectors
form a USB hub for connecting other USB devices to the My Book Duo external
storage device.
2. One (1) USB 3.1 Gen-1 Type-C Connector – This is the main USB interface to
connect the device to a host, such as a desktop computer or notebook
computer.
Kensington®Security Slot
As part of an anti-theft system, the Kensington®security slot accepts a standard
Kensington security cable (sold separately). For more information about the
Kensington security slot, the Kensington Security System, and available Kensington
products, visit www.kensington.com.
Power Connector & Power Adapter
The My Book Duo device has a standard 5.5 mm DC coaxial power connector with a
2.5 mm pin. Depending on the storage capacity of the unit, the power adapter will
be rated for 36 watts or 48 watts. The two different power adapters are listed
below and are packaged with the appropriate model.
▪12 TB Capacity and Below: 12 volts, 3 amp (36 watt) wall-wart style power adapter.
▪16 TB Capacity and Above: 12 volts, 4 amp (48 watt) universal power adapter with
a separate AC power cord. This power adapter is backwards compatible with My
Book Duo units that are 12 TB or less in capacity.
Note: If the My Book Duo device model was originally 12 TB in capacity or less, and the drives are
upgraded to increase the capacity beyond 12 TB, the power adapter must be updated to the
specified 12 volt, 4 amp (48 watt) unit. An updated power adapter can be obtained through WD
Support. Reference: Knowledge Base Answer ID 8.
About Your WD Storage Device
My Book Duo
User Manual 4

Registering Your WD Product
Always register your WD product to get the latest updates and special offers. You
can easily register your device using the WD Discovery software. Another way is to
register online at register.wdc.com.
Handling Precautions
WD products are precision instruments and must be handled with care during
unpacking and installation. A WD device may be damaged by rough handling,
shock, or vibration. Always observe the following precautions when unpacking and
installing your external storage device:
▪ Do not drop or jolt the device.
▪ Do not move the device during activity.
▪ Do not use this product as a portable device.
▪ To allow proper ventilation, do not block any of the enclosure’s air slots.
▪ Always use this device with the specified power supply unit.
About Your WD Storage Device
My Book Duo
User Manual 5