User manual WESTERN DIGITAL MY BOOK MIRROR EDITION

[. . . ] External Desktop My Book Mirror Edition User Manual ® TM Table of Contents 1 Getting Started . 2 Recording Your WD Product Information . 17 7 Turning Off/Disconnecting the Device . 20 TABLE OF CONTENTS ­ i Safe Removal . [. . . ] This product also supports RAID 0 (Striped) mode for maximum capacity and accelerated performance. 1. To configure or change the RAID setting, click on a device from the menu to display the popup menu. WD RAID MANAGER FOR MAC ­ 16 MY BOOK MIRROR EDITION USER MANUAL 2. Select the desired RAID configuration and device format and click Configure. Important: Before you proceed, make sure to back up all files stored on the dual-drive storage system onto another storage device. When prompted to confirm, click Configure again. As standard precaution, the system prompts you for an administrator's name and password to authenticate your action. Enter this information and click OK. When configuring the device, WD RAID Manager automatically formats the disk as a single volume using the format and RAID type specified. FAT32 formats with a Master Boot Record partition map for Windows compatibility. The HFS+ setting formats with an HFS Extended w/ Journal volume using a partition map type which best matches the Macintosh model the drive is currently connected to. On Macintosh computers with PowerPC processor(s), an Apple Partition Map structure is created. On Macintosh computers with Intel processor(s), a GUID Partition Table is created. RAID Troubleshooting WD RAID Manager monitors the activity of the drives in the RAID system so you can view the status of each drive and take the appropriate action. To view the device status as well as the status of each internal hard drive, including which drive (A or B) may have experienced a fault, click on a device and then click Info, which brings up a drawer on the right hand side of the main window. WD RAID MANAGER FOR MAC ­ 17 MY BOOK MIRROR EDITION USER MANUAL RAID Status Messages WD RAID Manager reports the following messages depending on the current status of your drive. Displayed Status Text Healthy Description Array is properly configured and operating normally. Drives from different RAID sets detected in slots. User Action None Setting Mismatched Both slots have valid array configurations, but they do not agree on the settings and the device is not able to determine which configuration is newer. Install another drive that is not part of a different RAID array. Install the original drive that is part of the RAID array. Create a new array with the installed drives. Degraded The array configuration is valid and is currently RAID1, but one slot is marked as faulty. The array configuration is valid, but one slot is being rebuilt from the other slot. RAID 1 only Consult the slot status values to determine which slot is faulty and replace the drive. RAID 1 only Recovering from degraded mode. (This may take several hours. ) Check disk status. See "Disk Status Messages" on page 19. RAID Status Rebuilding Bad Neither slot contains a valid array configuration. WD RAID MANAGER FOR MAC ­ 18 MY BOOK MIRROR EDITION USER MANUAL Disk Status Messages WD RAID Manager reports the following messages depending on the current status of your Disk A and B. Displayed Status Text Good Description The slot configuration contains valid data. [. . . ] The term of your 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, unless the product is on the list of limited user-serviceable 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 WD's 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 applicable period of the original warranty or ninety (90) days from the date of shipment of a repaired or replaced Product, whichever is longer. [. . . ]