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Confirm the

“Cache Mode Setting

“Auto Switch” by following

procedure.

(1) Click. The Logical Drive that

information is to be seen on
the Tree View.

(2) Click [Properties] on the

pull-down menu of menu item
[File].

(3) There are [General] and

[Option] tabs in [Logical Drive
Properties] dialog box
contains. Choose the [Option] tab.

Tips

Auto Switch: Switches the mode automatically between Write Back and Write
Through depending on the existence and/or status of battery.

Check

When you connect the BBU after creation the Logical Drive, it may be displayed with
“Write Though”. If you need, you can select “Auto Switch”

Choose the [General] tab in the Logical Drive # Properties.

Confirm the value of

“Cache Mode

(Setting)

” is “Write Back”.

Содержание NE3703-501

Страница 1: ...orrectly and safely Read the guide thoroughly before handling it In addition refer to this manual when you want to know how to use it or some malfunction occurs Always keep the manual at hand so that...

Страница 2: ...tive companies TM R mark is not specified in the this text 1 2 3 4 5 6 Notes 1 No part of this manual may be reproduced in any form without the prior written permission of NEC Corporation 2 The conten...

Страница 3: ...the BBU Refer to Names and Functions of Sections for the name used in the User s Guide SAFETY INDICATIONS In the User s Guide WARNING or CAUTION is used to indicate a degree of danger These terms are...

Страница 4: ...llustrates the hazard type Example Precaution against electric shock Prohibited Action This symbol indicates prohibited actions An image in the symbol illustrates a particular prohibited action Exampl...

Страница 5: ...cates that improper use may cause fumes or fire Prohibited Actions Indicates a general prohibited action that cannot be specifically identified Do not disassemble repair or modify the server Otherwise...

Страница 6: ...ents aerospace instruments transportation facilities or instruments NEC does not assume any liability for accidents resulting in injury or death or for any damages to property that may occur as a resu...

Страница 7: ...pins or paper clips enter the server Failure to follow this warning may cause an electric shock a fire or a failure of the server When such things accidentally enter the server immediately turn off th...

Страница 8: ...use any damaged cable Make sure the cable condition before connection Using the damaged connector bent connector pin or dirty connector may cause a fire due to short circuit Do not hold the power plug...

Страница 9: ...use an electric shock or a fire resulted from a short circuit Do not use any unauthorized interface cable NEC Use only interface cables authorized by NEC and locate a proper device and connector befor...

Страница 10: ...components accelerating corrosion ex sulfur sodium chloride or conductive metals There is a risk of a fire due to corrosion and shorts of an internal printed board Consult with your service represent...

Страница 11: ...ore accessing inside the server OFF AC OFF Make sure to power off the server and disconnect the power plug from a AC outlet before accessing inside the server Touching any internal device of the serve...

Страница 12: ...g If it starts thundering before you disconnect the power plug do not touch any part of the server containing the product Failure to follow this warning may cause an electric shock Keep animals away f...

Страница 13: ...the BBU Do not intentionally remove or damage any of the labels If you find any labels totally partially removed or illegible due to damage contact your sales representative WARNING The battery used...

Страница 14: ...cannot be connected to any other RAID controllers The BBU is an extremely sensitive electronic device First make your body contact with metallic frame of the server to discharge static electricity fr...

Страница 15: ...O devices including the keyboard and mouse Text Conventions The following conventions are used throughout this User s Guide For safety symbols see SAFETY INDICATIONS provided earlier Notice Items to...

Страница 16: ...rs information or companies management information on the removed hard disk to any third parties Data seems to be erased when you empty Recycle Bin of Windows or execute the format command of the oper...

Страница 17: ...ollowing the regulation of the local government For details contact the local government or your service representative Take sufficient note on the handling of the BBU following Chapter 3 in this manu...

Страница 18: ...is five years from the truncation of manufacturing Life of BBU 2 2 The BBU is equipped with a backup battery The life of the battery is about 2 years while it varies depending on the use environment...

Страница 19: ...6 Warning Labels 13 Notes on Use for correct operation of BBU 14 This Manual 15 In the Package 16 Transfer to Third Party 16 Recycle and Disposal 17 Transportation 18 Maintenance Parts 18 Life of BBU...

Страница 20: ...hese Notes 41 Chapter 2 Installing the BBU 43 1 Installation Procedure 43 2 Checking by Universal RAID Utility 45 Chapter 3 Operation and Maintenance 48 1 Maintenance Service 48 2 Preventive Maintenan...

Страница 21: ...21 1 1 NE3703 001 001A RAID RAID RAID RAID 2 NE3703 001 001A 60 12 77 54 X14 mm 0 1kg 3 7V 1 85W 10 C 40 C 20 80 0 C 35 C 20 80 2...

Страница 22: ...22 3 1 2 1 2 2 Universal RAID Utility...

Страница 23: ...23 4 1 3 2 4 5 1 2 N NE3703 501 3 Revision 4 5 NE3703 501 YYYYYYYY RAID Battery Backup Unit BBU BBU Rev XX...

Страница 24: ...24 9 Y M Set up Date 8 6 7 6 RAID 7 8 9...

Страница 25: ...25 10 11 10 RAID NE3703 501 600mm 11...

Страница 26: ...If battery is connected and has been allowed to charge for 30 minutes and this message continues to appear then contact technical support for assistance Press D to disable this warning if your control...

Страница 27: ...27 5 3 Universal RAID Utility EXPRESSBUILDER Universal RAID Utility 1 W X RAID ID 510 CTRL W ID X raidsrv ID 510 CTRL W ID X 5 4 12 RAID...

Страница 28: ...28 2 1 RAID RAID 1 1 Set up Date Y M 2 2 3...

Страница 29: ...29 1 2 RAID RAID...

Страница 30: ...30 2 Universal RAID Utility RAID Universal RAID Utility 1 Universal RAID Utility RAID 2 RAID 2...

Страница 31: ...31 3 Write Through 4 Write Back Universal RAID Utility 30 Universal RAID Utility 12 12 RAID EXPRESSBUILDER Universal RAID Utility...

Страница 32: ...32 3 1 2 2 1 RAID Universal RAID Utility WebBIOS 2 2 2 2 3 3...

Страница 33: ...33 3 2 1 Set up Date Y M 2 3 2 2 Universal RAID Utility RAID Universal RAID Utility 30 Universal RAID Utility 12 12...

Страница 34: ...34 4 Learn Cycle 1 RAID 2 RAID...

Страница 35: ...35 3 Universal RAID Utility EXPRESSBUILDER Universal RAID Utility 1 5...

Страница 36: ...k mode Features Retention of data in Memory on RAID controller for up Enhancement of reliability in WriteBack mode Use of rechargeable lithium ion battery 2 Specification Item Specification Remarks NE...

Страница 37: ...2 This chapter explains checking process of the connection and the Write Cache Mode setting after installing the BBU 1 Installation Procedure of Chapter 2 This chapter explains how to install the BBU...

Страница 38: ...se Holds Lithium ion battery cell 2 N code label Indicates the N code NE3703 501 3 Warning Label Indicates the warning message 4 Revision Label Indicates the Revision of the BBU 5 Serial number label...

Страница 39: ...om the battery pack to the RAID Controller 7 Reserve Connector Reserved 8 Battery Connector Uses to connect the Battery Control Cable 9 Setup Date label accessory This label is accessory of BBU Fill i...

Страница 40: ...40 Accessories 10 11 10 Battery Control Cable accessory Connects the RAID controller with BBU by this cable NE3703 501 600mm 11 Screw accessory Connects the Server with BBU by these screws...

Страница 41: ...d When the battery is charging When the battery is missing Notice Under full discharged conditions there are cases where Universal RAID Utility does not recognize the BBU In this case you wait to ener...

Страница 42: ...ity Information Event ID 510 Description CTRL W ID X Battery Refresh required System Log Source raidsrv Severity Information Event ID 510 Description CTRL W ID X Battery Refresh required 5 4 Notes on...

Страница 43: ...D controllers 1 1 Putting Setup Date Label Fill the year and month when the BBU is installed in the RAID controller on the battery label coming with the cover We suggest to fill in the setup date labe...

Страница 44: ...on hold the part shown in figure with too much power Parts might be damaged Be attentive to the direction of connectors when you connect BBU NE3703 501 to a RAID controller with a Battery Control Cab...

Страница 45: ...onfirm the setting of Battery status of RAID controller There is no problem if displayed as Normal Check Indicates the status of the battery installed in the RAID Controller There 2 possible status ar...

Страница 46: ...al Drive Properties dialog box contains Choose the Option tab Tips Auto Switch Switches the mode automatically between Write Back and Write Through depending on the existence and or status of battery...

Страница 47: ...ity If the BBU was fully discharge you takes about 12 hours for charge completion Battery Refresh sometimes starts when connecting a new BBU A RAID controller runs in write through mode until Battery...

Страница 48: ...Maintenance 2 1 Preventive Maintenance of BBU Check the condition of the BBU including voltage and temperature regularly as preventive maintenance For the purpose you can use WebBIOS or Universal RAI...

Страница 49: ...ions there are cases where Universal RAID Utility does not recognize the BBU In this case you wait to energize the BBU with electricity for at least 30 minutes Afterwards reboot the system and re chec...

Страница 50: ...to check whether the battery is on the way of refresh or not from Universal RAID Utility You can understand that the refresh is running until the Cache Mode changes to Write Back 4 2 Cache Mode when...

Страница 51: ...frequency of the execution is about once a year The refresh does not run automatically Use the Universal RAID Utility manually For the detailed operation refer to the Universal RAID Utility User s Gu...

Страница 52: ...s Guide 2013 9 September 2013 Ver 2 7 1 TEL 03 3454 1111 NEC Corporation 5 7 1 Shiba Minato ku Tokyo Japan TEL 03 3454 1111 main NEC Corporation 2013 Reprinting or changing of this document without p...

Страница 53: ...NE3703 501 Battery Backup Unit User s Guide 855 911096 002 B...

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