Adaptecメーカー1225SAの使用説明書/サービス説明書
ページ先へ移動 of 103
Installation and User’ s Guide SAS and SA T A Ho s t R A I D C o n t r o l l e r.
● 2 Copyright ©2007 Adapt ec, Inc. All rights reser v ed. N o part of this publication may be reprod uced, stor ed in a retrieval system, or transm itted in any form or by an y means, electronic, mechanical , photocop ying, recording or otherwise, without the pr ior written consent of Adapt ec, Inc.
● 3 Adaptec Customer Suppor t If yo u hav e questions about installing or using y o ur A daptec prod uct, check this document first— y ou will find answers to most o f your q uestions. If y ou need further assistance, use the support options listed belo w.
● 4 Limited 3-Y ear Hardw are W arranty 1. Adaptec, Inc. (“Adaptec”) warrants to the pur chaser of this product that it will be free fr om defects in material and workman sh ip for a period of three (3) years from the date of purchase.
● 5 Regulator y Compliance Statements Federal Communications Commis sion Radio F requency Interference Statement W ARNING: Changes or modifications to this unit not expressly ap proved by th e part y responsible for c ompliance could void the user’ s authority to operate the equip ment.
Contents 1 About This Guide What You Need to Know Before You Begin ................................................... 12 Terminology Used in this Guide ...................................................................... 12 Conventions Used in This Guid e .
Contents ● 7 Selecting SATA Cables ...................................................................................... 30 Connecting Disk Drives to SAS HostRAID Controllers ................................. 30 Connecting Directly to the HostRAID Controller .
Contents ● 8 9 Managing Your Storage Space About Adaptec Storage Manager ..................................................................... 51 Installing Adaptec Storage Manager........................................................ 51 About the HRCONF Command Line Utility .
Contents ● 9 RAID 10 Arrays ................................................................................................. 66 Selecting the Best RAID Level .......................................................................... 67 C Using the ARC Utility Introduction to the ARC Utility .
Contents ● 10 E HostRAID Controller LED and I2C Connector Reference Adaptec 58300 Activity LED Connector Specification ................................... 88 Adaptec 48300 Activity LED Connector Specification ................................... 88 Adaptec 44300 Activity LED Connector Specification .
1 About This Guide In this chapter ... W hat Y ou Need to K now Before Y ou Begin .......................................................................... 12 T erminology Used in this G uide ..........................................................
Chapter 1: About This Guide l1 2 What Y ou Need to Kno w Before Y ou Begin Y ou should be familiar with computer hardwar e, data storage, Redundant Array of Independent Disks (RAID) technology , and th e characteristics of input/output (I/O) technology used by your HostRAID c ont r o ller .
Chapter 1: About This Guide l1 3 perform basic array and configuration manage me nt functions; lo cated on the A daptec Storage Manager Installation CD .
2 About Y our HostRAID Controller In this chapter ... HostRAID C ontroller Feature s .............................................................................................. 15 Abou t the Adapt e c 58300 Co ntroller .............................
Chapter 2: About Y our HostRA ID Controller l1 5 HostRAID Controller F eatures ● P ort multiplier suppor t— Y ou can c onnect one SA T A dr iv e enclosure with a por t multiplier to 1225SA H ostRAID controller . Note: T o find out the version of the port multiplier , refer t o the drive enclosure doc umentation.
Chapter 2: About Y our HostRA ID Controller l1 6 ● (SAS-only) Support for disk drive enc losures w ith SES2 enclos ure management har dware..
Chapter 2: About Y our HostRA ID Controller l1 7 About the Adaptec 58300 Contr oller The A daptec 58300 is a lo w-profile PCI-X to 8-Ph y SAS 1.0 HostRAID co ntroller with these features : Note: There is NO I2C function on this co ntr oller , as all por ts are ext ernal.
Chapter 2: About Y our HostRA ID Controller l1 8 About the Adaptec 48300 Contr oller The A daptec 48300 is a lo w-profile PCI-X to 8-Ph y SAS 1.0 HostRAID co ntroller with these features : Note: There is no separat e I2C connector . See the HostRAID Controller LED and I2C Connect or Refe ren ce on page 87 f or details.
Chapter 2: About Y our HostRA ID Controller l1 9 About the Adaptec 44300 Contr oller The A daptec 44300 is a lo w-profile PCI-X to 4-Ph y SAS 1.0 HostRAID co ntroller with these features : Note: There is no separat e I2C connector . See the HostRAID Controller LED and I2C Connect or Refe ren ce on page 87 f or details.
Chapter 2: About Y our HostRA ID Controller l2 0 About the Adaptec 1430SA Controller The Ad aptec 1430SA is a low-profile 4-port PCI e SA T A II H ostRAID controller with these features : Note: There is no separat e I2C connector . See the HostRAID Controller LED and I2C Connect or Refe ren ce on page 87 for de ta il s .
Chapter 2: About Y our HostRA ID Controller l2 1 About the Adaptec 1420SA Controller The Ad aptec 1420SA is a lo w-profile PCI-X to 4 port SA T A II HostRAID c ontroller with these features : Note: There is no separat e I2C connector . See the HostRAID Controller LED and I2C Connect or Refe ren ce on page 87 for de ta il s .
Chapter 2: About Y our HostRA ID Controller l2 2 About the Adaptec 1220SA Controller The Ad aptec 1220SA is a lo w-profile PCI e to 2 por t SA T A II H ostRAID controller with these features : Note: There is no separat e I2C connector . See the HostRAID Controller LED and I2C Connect or Refe ren ce on page 87 for de ta il s .
Chapter 2: About Y our HostRA ID Controller l2 3 About the Adaptec 1225SA Controller The Adapt ec 1225SA is a lo w-profile PCIe to 2 ext ernal port SA T A II HostRAID contr oller with these featur es: Note: Ad aptec 1225SA contr oller does not suppor t boo table dev ices.
3 Kit Cont ents and System R equirements In this chapter ... Kit C ontents ........................................... ........................................................................ ... ...... 25 Syst em Require ments .......................
Chapter 3: Kit Contents and Syst em Requirements l2 5 Kit Cont ents ● Ad aptec SAS or SA T A HostRAID co ntrollers ● These utilities are embedded in the c ontroller’ s BIOS : ● Array Configura.
4 Installing the HostRAID Controller and Disk Drives In this chapter ... Before Y ou Begin ........................................................................................... .................... ..... 27 Installing the H ostRAID Controller ..
Chapter 4: Installing the HostRAID Controller and Disk Drives l2 7 Before Y ou Begin ● Read the Safe ty Infor mation on page 92 . ● Fa m i li a r i ze yo u r se l f w i t h y ou r Ho s tR A ID c on t ro l l er ’s p hy si c a l f e a tu re s a n d t h e RA I D l e v el s that it suppor ts (see page 14 ).
Chapter 4: Installing the HostRAID Controller and Disk Drives l2 8 6 Optional —Connect your H ostRAID controller’ s I2C c onnector (not available on all models) to an I2C c onnector on an inte rnal backplane or enclosur e, using an I2C cable.
Chapter 4: Installing the HostRAID Controller and Disk Drives l2 9 Ad aptec rec ommends using only A d aptec SAS cabl es. F or more information or to purchase cables, visit the Adaptec W eb site at ww w .
Chapter 4: Installing the HostRAID Controller and Disk Drives l3 0 Selecting SA T A Cables Y ou ne ed one straight connector t o st raight connector SA T A cable for each disk drive y ou are connecting to your SA T A HostRAID contr oller . SA T A cables are inc luded in the kit.
Chapter 4: Installing the HostRAID Controller and Disk Drives l3 1 Y ou have these c onnection options: ● Connecting Direct ly to the H ostRAID Controller (see below).
Chapter 4: Installing the HostRAID Controller and Disk Drives l3 2 3 W hen all internal disk dr iv es hav e be en installed and c onnected, close y our compu ter cabinet, rec onnect the pow er cor d.
Chapter 4: Installing the HostRAID Controller and Disk Drives l3 3 4 Select SA T A Se lect (on SA T A c ontroller) and Serial Select (on SAS controller) t o verify the hardwar e configuration of the controlle r and the drives. V erify that all dr iv es are shown.
Chapter 4: Installing the HostRAID Controller and Disk Drives l3 4 Next St eps If y ou are installing the dr iv er and an operating system onto a bootable arra y , c ontinue with Cr eat ing a Bootable A r r ay on page 38 .
5 Getting Star t ed In this chapter ... Choosing a RAID Level .......................................................................................................... 36 Choosing Installation Options .................................................
Chapter 5: Getting Started l3 6 Choosing a RAID Lev el Y our HostRAID contr oller supports these RAID levels. RAID 0 (N on-redundant Arr ay) —Stripes data across multiple disk driv es.
Chapter 5: Getting Started l3 7 1 Install and co nnect your controlle r and internal disk drives ( see page 26 ). If y our controller has an e xternal co nnector , y ou can also connect external disk driv es, if requ ired . 2 Install t he controller dr iver (see page 47 ).
6 Creating a Bootable Arra y In this chapter ... Creating an A rray .......................................................................................... .................... ..... 39 Creating an A rray with the ACU ..............................
Chapter 6: Creating a Bootable Array l3 9 Creating an Arra y Y ou c an cr eate a RAID 0, 1, or 10 array using one of these tools: ● Array Configurat ion U t ility (A CU) —BIOS-based menus and keyboard na v igation (see App en dix C, Using the ARC U t ility ).
Chapter 6: Creating a Bootable Array l4 0 3 Review the license information, then pr ess Enter . The Main M enu opens. 4 Click Launch Configuration Utility . Ad aptec Storage Manage r opens. 5 Click Create . The Configuration wizard opens. 6 Select Express configuration.
7 Installing the Driver and an Operating Syst em In this chapter ... Before Y ou Beg in ............................................................................................................... ..... 43 Creating a Driv er Disk ..................
Chapter 7: Inst alling the Driv er and an Operating System l4 3 Before Y ou Begin ● Install and c onnect you r HostR AID contr oller and internal disk drives, (see page 26 ). ● Cr eate a bootab le ar ra y (see page 38 ). ● Crea ting a driver disk (next section).
Chapter 7: Inst alling the Driv er and an Operating System l4 4 4 Insert the drive r disk, then wait until y ou are prompt ed to install a driver . 5 Pr ess S t o specify that the driver is on a floppy disk, then pr ess Enter . The comput er reads the disk.
Chapter 7: Inst alling the Driv er and an Operating System l4 5 Installing with NetW are Note: NetW are does not support drive enclosures with port multipliers but suppor ts eSA T A drives. Y ou w ill need your N etW are I nstallation CD to complete this task.
8 Installing the Driver on an Existing Operating Syst em In this chapter ... Before Y ou Beg in ............................................................................................................... ..... 47 Creating a Driv er Disk or an Arr a y .
Chapter 8: Installing the Driver on an Existing Operat ing System l4 7 Before Y ou Begin Before y ou begin, install and connect your Ho stRAID controller and inte rnal disk drives (see page 26 ). Y ou must also create a driver disk (see next sect ion) before y ou begin installing the c ontrolle r driver .
Chapter 8: Installing the Driver on an Existing Operat ing System l4 8 3 Click Nex t , then click Ne xt again. 4 Follo w the on-screen instructions to c omplete the drive r installation. 5 Re mov e the driver disk and restart your computer . 6 Contin ue with M anag ing Y our Stor age Space on page 50 .
Chapter 8: Installing the Driver on an Existing Operat ing System l4 9 7 Fr om the Dr iv er Name me nu, press the Inser t ke y . 8 Insert the driver disk, press the Inser t key , then pr ess F3 . 9 From the A: prompt, press Ent er . The driver installs.
9 Managing Y our St orage Space In this chapter ... About A daptec Storage Manager ........................................................................................... 51 About the HR CONF Command Line U tility .................................
Chapter 9: Managing Y our Storage Space l5 1 About Adapte c St orage Manager Ad aptec Storage M anager is a full-featured softwa r e application that helps y ou build a storage space for y our data.
Chapter 9: Managing Y our Storage Space l5 2 About the ARC Utility The Ad aptec RAID Configuration (ARC) utility is a BIOS-based utility that you can use t o create and manage c ont r ollers, disk dr i ves and other devices, and arrays.
10 Solving Problems In this chapter ... T roubleshooting Checklist ............................................................................ ......................... 5 4 Rec overing from a Disk Driv e Failure ......................................
Chapter 1 0 : Solving Problems l5 4 T roubleshooting Checklist If y ou encounter difficulties installing or using y our Ho stRAID co ntroller , check these items first: ● W ith your comput er power ed off, check the connections to each disk driv e, the power supply , the LED connector , and so on.
Chapter 1 0 : Solving Problems l5 5 If the co ntroller fails t o r ebuild the array , chec k that the cables, disk driv es, and contr ollers are properly installed and c onnected. Then, if necessar y , use A daptec Storage Manager t o rebuild the array .
Chapter 1 0 : Solving Problems l5 6 5 P ower off y our compute r , disconnect the po wer cord, the n open the cabinet following the man ufactur er’ s instruct ion s. 6 Disconnect all cables fr om the contr oller , th en attach a shor ting jumper to the M ode 0 flash connect or .
B Under standing RAID In this chapter ... RAID T echnology Overv iew ......................................................................... ......................... 65 RAID 0 (N on-RAID Arrays) .....................................................
Appendix B: Understanding RAID ● 65 RAID T echnology Overview RAID is the technology of g r ouping se v eral physical driv es into an ar r ay that you can define as one or more logical dr i ves. Each logical dr i ve appears to the operating system as a single drive.
Appendix B: Understanding RAID ● 66 Drive segment size is limited t o the size of the smallest disk driv e in the ar ra y . For instance, an array with two 250 GB disk drives and tw o 400 GB disk drives can crea te a RAID 0 dr iv e segment of 250 GB, for a t otal of 1000 GB for the v olume, as shown in the following figure.
Appendix B: Understanding RAID ● 67 Drive segment size is limited t o the size of the smallest disk driv e in the ar ra y . For instance, an array with two 250 GB disk drives and tw o 400 GB disk drives can cr eate tw o mir r ored driv e segments of 250 GB, for a t otal of 500 GB for the array , as shown in the following figure.
A Introduction t o SAS In this chapter ... T erminolog y U sed in This Appendix ... ................................................................................. 58 W hat is SAS? ....................................................................
Appendix A: Introduction t o SAS ● 58 T erminology Used in This Appendix For c onv enience, SAS HostRAID c ont r ollers are referred to generically in this appendix as SAS contr ollers, HBAs, disk drives, and e xternal disk driv e enc losures ar e referred to as end dev ices and expanders ar e referred to as expander dev ices .
Appendix A: Introduction t o SAS ● 59 How Do SAS De vices Communicate? SAS devices comm unicate with each other thr oug h links. A link is a ph ysical connection between tw o phys.
Appendix A: Introduction t o SAS ● 60 SAS controller port options var y . A SAS controller with four phys c ould be configur ed w ith one wide port , with two wide ports that comprise two ph ys, or with four narrow ports each containing one ph y . (A w ide port w ith four ph ys is refer r ed to as a 4-wide or 4x port.
Appendix A: Introduction t o SAS ● 61 In par allel SCSI, XX is the disk driv e’ s channel number , YY is the target number , and ZZ is the logical unit number (L UN). What are the SAS Connection Options? Y ou can connect end devices to each other thr ough direct cable connections and thr oug h backplane connections.
Appendix A: Introduction t o SAS ● 62 Y ou can connect up to 128 edge expanders t o a fanout expander . Y ou can use only one fanout expander in any single SAS domain (a to p ology of SAS—and possibly SA T A—end dev ices and expander devices).
Appendix A: Introduction t o SAS ● 63 User intervention required to set SCSI IDs SAS addresses self-c onfigured by SAS devices Req uires bus termination Requires no bus t e rmination Standard SCSI c.
C Using the ARC Utility In this chapter ... Introduction t o the ARC Utility ...................................................................................... ...... 69 R u nning the AR C Utility...................................................
Appendix C: Using the ARC Utili ty ● 69 Introduction t o the ARC Utility The AR C utilit y comprises these tools: ● The Array Configuration U t ility (A CU) —U sed to create, co nfigure, and manage arrays, and initialize and r escan disk dr iv es.
Appendix C: Using the ARC Utili ty ● 70 Assigning Array Pr oper ties Once the array is cr eated and its pr operties are assigned, you cannot change the array properties using the A CU . Instead, use Adapt ec Storage Manager . See Ab o u t A d a p t e c St o r a g e Man ag e r on page 51 , for details.
Appendix C: Using the ARC Utili ty ● 71 ● The A CU al lo ws you to use drives of different siz es in a RAID 1 or RAID 0. Ho wever , during a build operation, only the smaller dr i ve can be selected as the sour ce drive. ● W hen mig rating from sing le volume to RAID 0, migrat ing from a larger dr ive to a smaller drive is allo wed.
Appendix C: Using the ARC Utili ty ● 72 Deleting Arrays Caution: Back up the data on an arra y before you dele t e it. Otherwise, all data on the array is lost. Deleted arra ys cannot be rest ored. T o delete an existing array : 1 From th e ACU m enu , se le ct Mana ge Ar rays .
Appendix C: Using the ARC Utili ty ● 73 Managing Bootab le Arra ys and Devices Select the Man age r Bo ot U n it option to add or remo ve a bootable array or single drive.
Appendix C: Using the ARC Utili ty ● 74 T o access Serial Sel ect : 1 Re star t the co mputer , then press Ctrl+A when pr ompted to ac cess the ARC utility . 2 If multiple H ostRAID contro llers are installed, sele ct the H ostRAID controller y ou want to configur e, then press Enter .
Appendix C: Using the ARC Utili ty ● 75 Using SA T A Select The SA T A Select utilit y allows y ou to change the BIOS and SA T A HostRAID controller and device settings without opening the co mputer cabinet . T o acc ess SA T A Se lect : 1 Re star t the co mputer , then press Ctrl+A when pr ompted to ac cess the ARC utility .
Appendix C: Using the ARC Utili ty ● 76 SA T A Select Options The following table lists the available and default settings for eac h SA T A Select option and th e description of each option. The default settings are appropriate for most systems and appear in bold ty pe in the table.
Appendix C: Using the ARC Utili ty ● 77 T o use the disk utilities: 1 T ur n on y our computer and pr ess Ctr l+A when pr ompted to acc ess the ARC utility . 2 Fr om the ARC utility menu, select Disk Utilities . 3 Select the desired disk, then press Ent er .
Appendix C: Using the ARC Utili ty ● 78 ● Direct attached driv es —The connection is deter mined b y the cable connected to a device, for example CN1 (connector 1) is connected to DEV1 (device 1). F or more information, see Direct-Attach Connections on page 61 .
D Using the Adapt ec Flash Utility for DOS In this Appendix... Introduction .... ........................................................................... .................................... ........ 80 Syst em Require ments .......................
Appendix D: Using the Adapt ec Flash Utility for DOS ● 80 Introduction Th e AFU is a text- base d D OS ut ili t y use d to u pda te, save, or ver if y your HostR AID cont roll er’ s firm ware BIOS and Non-V olatile Random Acc e ss M emor y (NVRAM).
Appendix D: Using the Adapt ec Flash Utility for DOS ● 81 Creating the Firmware Kit On Floppy Disks T o cr eate the firm ware floppy disks: 1 Cr eate a bootab le MS–DOS floppy disk and c opy these files to it: ● AFU .exe ● Ax xxx 01.ufi where xxx is the model number of y our controller .
Appendix D: Using the Adapt ec Flash Utility for DOS ● 82 4 Select Select a n Operati on and choose one of these options, then follo w the on-screen instructions. ● Up d at e —U pdates all the flash components on a H o stRAID c ontroller with the flash image data from a U ser Flash I mage (U FI) file.
Appendix D: Using the Adapt ec Flash Utility for DOS ● 83 LIST The LIST command displays the AFU-supported Ho stRAID controllers installed on y our comput er . U se this command to see which H ostRAID controllers ar e installe d, or to identify the ID numbers assigned to each ph ysical controller .
Appendix D: Using the Adapt ec Flash Utility for DOS ● 84 A:> AFU SAVE /C 0 In the fol lowing exampl e, the AFU saves flash contents from Controller 1 to a U FI file in C:UFI_FILES.
Appendix D: Using the Adapt ec Flash Utility for DOS ● 85 Example The following example shows a ty pical system r esponse after a VERIFY comman d has been performed: A:> AFU VERIFY /C 0 Adaptec Flash Utility V1.0-0 B140 6 (c)Adaptec In c. 1999–2005.
Appendix D: Using the Adapt ec Flash Utility for DOS ● 86 5 U pdate the flash using the instructions suitable for y our req uireme nts: ● T o update a single HostRAID c ontroller : AFU UPDATE /C < cont_nu mber > W here < cont_number > is the number of the RAID contr oller whose fir m ware you are updating.
E HostRAID Controller LED and I2C Connector Reference In this appendix... Ad aptec 58300 Activity LED Connector Specification ......................................................... 88 Ad aptec 48300 Activity LED Connector Specification ............
Appendix E: HostRAID Controller LED and I2C Connector Reference ● 88 Adapte c 58300 Activity LED Connect or Specification J3—Aggregate Activity LED Header Note: Aggregate LED signals only . There is no I2C function on this contr o ller as all ports are external.
Appendix E: HostRAID Controller LED and I2C Connector Reference ● 89 Adapte c 44300 Activity LED Connect or Specification J3—Aggregate Activity LED Header Note: Aggregate LED signals only . There is no separate I2C co nnector . I2C signals are c ontaine d within the side band signals of the SFF-8484 connect or .
Appendix E: HostRAID Controller LED and I2C Connector Reference ● 90 J2—I2C Connector J3—Aggregate LED Header J4—Activity LED Connector Adapte c 1420SA Ac tivity LED an d I2C Connect or Specification J2—LED Connector Note: Board circuitr y suppor ts common anode backplane implementations.
Appendix E: HostRAID Controller LED and I2C Connector Reference ● 91 J7—Aggregate Activity LED Header J1—I2C Connector Adapt ec 1 220SA A ctivity LE D Connect or Specification J1—Activity LED Connector Note: Board circuitr y suppor ts common anode backplane implementations.
F Sa fety In for ma ti on T o ensur e your personal safety and the safet y of y our equipment: ● K eep your w ork area and the c omputer clean and clear of debris.
G T echnical Specifications In this chapter ... Envir onmental Specifications ................................................................................................ 94 DC P ower R e quir ements ...............................................
Appendix G: T echnica l Specifications ● 94 Environmental Specif ications Note: F orced air flow is reco mmended, but not req uired. DC Po wer Requirements Current Requirements Ambient te mperatur e.
Glossary A activity See task . ACU Arr a y Config uration Utility . An applic ation used to create, configur e, and manage ar rays fr om the controller’ s BIOS or MS-DOS. array A logical d isk cr eated from available space and made up of one or more segments on one or more physical disks.
Glossar y ● 96 build Background initiali zation of a r edundant array . The array is acc essible throughout. RAID 1 cop ies the cont ents of the primar y drive t o a secondar y driv e.
Glossar y ● 97 disk ID U nique disk identifier that c onsists of the cha nnel number , SA T A ID . For example, (channel:ID:L UN) 1:04:0. See channel . drive LED Disk indicat or LED that illuminates d ur ing read or wr it e operations. E even t N otification or alert from the system, indi cat ing t hat a change has occurr ed.
Glossar y ● 98 L legacy disk Disk that contained a valid partition table when conne cted t o the contro ller . The contr oller manages the disk as a legacy disk arr a y where there is a one-t o-one log ical-t o-ph ysical mapping of array to disk.
Glossar y ● 99 R RAID R e dundant Array of I ndependent Disks (alternativ e definition Redundant Array of Inexpensi ve Disks). RAID 0 A single-level arr a y consisting of two or more equal- sized segments residing on differe nt disks. RAID 0 distributes data evenly across its respectiv e dr iv es in equal-sized sections called st ripes.
Glossar y ● 100 stripe size The amount of data in eac h section of a striped arr a y . striped array See RAID 0 , RAID 10 . T task An operation that occurs only on the RAID c ont r ol ler , asynchr onous to all other operations; for example, initializing a disk or v erifying an array .
Index A ACU creating arrays 69 Adaptec customer support 3 Adaptec Flash Utility. See AFU Adaptec RAID Configuration Utility. See HRCONF Adaptec Storage Manager installing 51 AFU 80 Array Configuration Utility.
Index ● 95 SAS direct-attach 31 L links (SAS) 59 Linux driver installation 48 N NetWar e driver installation 48 non-RAID arrays 65 P phys 59 R RAID definition 65 RAID 0 65 RAID 1 66 RAID 10 66 recovering from disk drive failure Red Hat driver installation 48 Redundant Array of Independent Disks.
Index ● 96 SATA Select 75 W Windo ws driver installation 47.
A daptec, Inc. 691 South Milpitas Boulevard Milpitas, CA 95035 USA ©2007 Adaptec, Inc. All rights reserved. Adaptec and the Adaptec logo are trademarks of Adaptec, Inc.
デバイスAdaptec 1225SAの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Adaptec 1225SAをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはAdaptec 1225SAの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Adaptec 1225SAの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Adaptec 1225SAで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Adaptec 1225SAを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はAdaptec 1225SAの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Adaptec 1225SAに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちAdaptec 1225SAデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。