Western Digital My Cloud PR2100 User manual

My Cloud Pro Series
User Manual
• My Cloud PR2100
• My Cloud PR4100
™

WD Service and Support
Should you encounter any problem, please give us an opportunity to address it before returning this
product. Most technical support questions can be answered through our knowledge base or email
support service at http://support.wdc.com. If the answer is not available or if you prefer, please
contact WD at the best telephone number shown below.
Your product includes 30 days of free telephone support during the warranty period. This 30-day
period starts on the date of your first telephone contact with WD Technical Support. Email support is
free for the entire warranty period and our extensive knowledge base is available 24/7. To help us
keep you informed of new features and services, remember to register your product online at 
http://register.wd.com.
Accessing Online Support
Visit our product support website at http://support.wdc.com and choose from these topics:
Downloads—Download drivers, software, and updates for your WD product.
WD Support Portal—Register your WD products and get support information customized to
your needs.
Warranty & RMA Services—Get warranty, product replacement (RMA), RMA status, and
data recovery information.
Knowledge Base—Search by keyword, phrase, or Answer ID.
Documentation —Get manuals, installation guides, and documentation for your WD product.
WD Community—Share your thoughts and connect with other WD users
Online Learning Center—Start here to get the most out of your My Cloud device (http://
www.mycloud.com/learn/).
Contacting WD Technical Support
When contacting WD for support have your WD product serial number, system hardware, and
system software versions available.
North America Europe (toll free)* 00800 ASK4 WDEU
(00800 27549338)
English 800.ASK.4WDC Europe [phone]
(800.275.4932) Middle East [phone]
Spanish 800.832.4778 Africa [phone]
Mexico 001 8002754932 Russia 8 10 8002 335 5011
South America Asia Pacific
Chile 1230 020 5871 Australia 1800 429 861 / 0011 800 2275 4932
Colombia 009 800-83247788 China 800 820 6682 / 400 627 6682
Venezuela 0800 100 2855 Hong Kong 3057 9031
Peru 0800 54003 India 1800 200 5789 / 1800 419 5591
Uruguay 00 413 598 3787 Indonesia 001 803 852 3993
Argentina 0800 4440839 Japan 0800 805 7293
Brazil 0800 7704932 Korea 02 2120 3415
0021 800 83247788 Malaysia 1800 817 477
New Zealand 0508 555 639 / 00800 2275 4932
Philippines 1800 1855 0277
Singapore 1800 608 6008
Tai wa n 08 00 2 25 5 93
Thailand 00 1800 852 5913
Other countries [phone]
* Toll free number is available in the following countries: Austria, Belgium, Czech Republic, Denmark, France, Germany,
Ireland, Italy, Netherlands, Norway, Poland, Slovakia, Spain, Sweden, Switzerland, United Kingdom.

Registering Your WD Product
Register your WD product to get the latest updates and special offers. You can easily register your
drive online at http://register.wd.com or by using My Cloud device software.

CONTENTS
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MY CLOUD USER MANUAL
Table of Contents
WD Service and Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Registering Your WD Product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
1 Important User Information . . . . . . . . . . . . . . . . . . . . . . . . 1
Important Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Recording Your WD Product Information . . . . . . . . . . . . . . . . . . . . . . . . 2
2 Product Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Product Components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pre-installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Handling Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Preparing your My Cloud Device for Use . . . . . . . . . . . . . . . . . . . . . . . . 9
Getting Started with My Cloud Online Setup. . . . . . . . . . . . . . . . . . . . . 11
Getting Started without My Cloud Online Setup . . . . . . . . . . . . . . . . . . 11
Accessing Content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4 The Dashboard at a Glance. . . . . . . . . . . . . . . . . . . . . . . . 16
Launching the Dashboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
The Dashboard Home Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Common Tasks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
5 Managing Users and Groups. . . . . . . . . . . . . . . . . . . . . . . 29
About Users . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
About Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
6Managing Shares . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
About Shares . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
7 Accessing Your Cloud Remotely. . . . . . . . . . . . . . . . . . . . 40
Enabling Cloud Access for the My Cloud Device . . . . . . . . . . . . . . . . . 40
Configuring Cloud Access for a User. . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Access Your Files with iOS and Android Mobile Apps . . . . . . . . . . . . . 41
8Backing Up and Retrieving Files . . . . . . . . . . . . . . . . . . . 43
About Backups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Managing a USB Device and USB Backups . . . . . . . . . . . . . . . . . . . . . 43

CONTENTS
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MY CLOUD USER MANUAL
Remote Backups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Internal Backups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Viewing Backup Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Modifying a Backup Job. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Deleting a Backup Job . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Cloud Backups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Camera Backups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
9Managing Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
About Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
RAID Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Disk Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
iSCSI Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Volume Virtualization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
10 Managing Apps. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
About Apps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Managing Apps. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
11 Playing/Streaming Videos, Photos, & Music . . . . . . . . . . 62
Media Servers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Media Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Enabling DLNA and iTunes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Accessing Your My Cloud Device Using Media Players. . . . . . . . . . . . 66
Accessing Your My Cloud Device Using iTunes. . . . . . . . . . . . . . . . . . 67
12 Configuring Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Media . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
System Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Notifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Firmware Update . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
13 Regulatory Information. . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Regulatory Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
14 Appendices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Appendix A: My Cloud Quick User Guide . . . . . . . . . . . . . . . . . . . . . . 98
Appendix B: Safe Mode Firmware Update Procedures . . . . . . . . . . . . 101
Appendix C: My Cloud Action Icons . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Appendix D: My Cloud Device URLs and Names. . . . . . . . . . . . . . . . 104
Appendix E: Creating a User Import File. . . . . . . . . . . . . . . . . . . . . . . 105

CONTENTS
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MY CLOUD USER MANUAL
Appendix F: Replacing the SO-DIMM Memory Module . . . . . . . . . . 107
15 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

IMPORTANT USER INFORMATION
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MY CLOUD USER MANUAL
Important User Information
Important Safety Instructions
Recording Your WD Product Information
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.
Follow all warnings and instructions marked on the product.
Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or
aerosol cleaners. Use a damp cloth for cleaning.
Do not use this product near any liquids.
Do not place this product on an unstable surface. The product may fall, causing serious
damage to the product.
Do not drop the product.
Do not block the slots and openings on the top and bottom of the chassis; to ensure proper
ventilation and reliable operation of the product and to protect it from overheating, these
openings must not be blocked or covered. Making sure the drive is standing upright also
helps prevent overheating.
Operate this product only from the type of power indicated on the marking label. If you
are not sure of the type of power available, consult your dealer or local power company.
Do not allow anything to rest on the power cord. Do not locate this product where persons
will walk on the cord.
If an extension cord is used with this product, make sure that the total ampere rating of the
equipment plugged into the extension cord does not exceed the extension cord ampere
rating. Also, make sure that the total rating of all products plugged into the wall outlet
does not exceed the fuse rating.
Never push objects of any kind into this product through the chassis slots as they may
touch dangerous voltage points or short out parts that could result in a fire or electric
shock.
Unplug this product from the wall outlet and refer servicing to qualified service personnel
under the following conditions:
- When the power cord or plug is damaged or frayed.
- If liquid has been spilled on the product.
- If the product has been exposed to rain or water.
- If the product does not operate normally when the operating instructions are 
followed. Adjust only those controls that are covered by the operating instructions since
improper adjustment may result in damage and require extensive work to the product by
a qualified technician to restore the product to normal condition.
- If the product has been dropped or the chassis has been damaged.
- If the product exhibits a distinct change in performance, contact WD Customer Support
at http://support.wdc.com.

IMPORTANT USER INFORMATION
2
MY CLOUD USER MANUAL
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 back of the device.
- Serial Number
- Model Number
- Purchase Date
- System and Software Notes

PRODUCT OVERVIEW
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MY CLOUD USER MANUAL 
Product Overview
Package Contents
Requirements
Product Components
Pre-installation Instructions
Handling Precautions
Package Contents
My Cloud device
Shielded Ethernet cable
AC power adapter
Quick Install Guide
For information on additional accessories for this product, visit:
Requirements
Operating System
Note: Compatibility may vary depending on your computer’s hardware configuration
and operating system.
Web Browsers
Internet Explorer 10.0 and later on supported Windows computers.
Safari 6.0 and later on supported Windows and Mac computers.
Firefox 30 and later on supported Windows and Mac computers.
Google Chrome 31.0 and later on supported Windows and Mac computers.
Local Network
Router/switch (Gigabit is recommended to maximize performance.)
US www.shopwd.com or www.wdstore.com
Europe www.shopwd.eu or www.wdstore.eu
All others Contact WD Technical Support at http://support.wdc.com/
contact.aspx, and click on Change country for technical contacts in
your region.
Windows®Mac OS X®
Windows 10
Windows 8.1
Windows 8
Windows 7
El Capitan (Mac OS 10.11)
Yose mite (Ma c OS 10.10)
Mavericks (Mac OS 10.9)
Mountain Lion (Mac OS 10.8)
2

PRODUCT OVERVIEW
4
MY CLOUD USER MANUAL 
Internet
Broadband Internet connection is required for initial setup and software downloads, as
well as for remote access and mobile apps.
Product Components
2-Bay Front View (My Cloud PR2100)
Power button
Drive Bay Doors
Drive LEDs
USB Copy button
USB 3.0 port