Tandberg DataメーカーVXA-320 (VXA-3)の使用説明書/サービス説明書
ページ先へ移動 of 90
I VXA-320 (VXA-3) T APE D RIVE P RODUCT M ANUAL.
II P RODUCT M ANUAL 433689-01 C OPYRIGHT Copyright 2006 by Tandberg Data. All rights reserved. This item and the information contained herein are the property of Tandberg Data.
III P RODUCT W ARRANTY C AUTION The Tandberg VX A-320 (VXA-3) tape drive is warranted to be free from defe cts in materials, parts, and workman ship, and conf orms to the current product specificat ion. For the specific detail s of yo ur warranty, refer to your sa les contract or contact the company from which y ou purchased the t ape drive.
IV P RODUCT M ANUAL 433689-01 C ONTACTING T ANDBERG D ATA T o obtain general information T andberg Data ASA International Headquarters Kjelsåsveien 161, P. O.Box 134 Kjelsås, N-0411 Oslo, Norway T el: +47 2 2 18 90 90 Wo r l d W i d e We b www .tandberg .
O CTOBER 2006 VXA-320 T APE D RIVE V H OW TO U SE T HIS M ANUAL H OW TO U SE T HIS M ANUAL This manual describes how to install, operate, and maintain the VX A™-320 tape drive. It also provides functi onal, per for mance, and environmental specifications.
VI P RODUCT M ANUAL 433689-01 H OW TO U SE T HIS M ANUAL R ELATED P UBLICATIONS F or more infor mation about the tape driv e and the standards used by the tape drive, refer to the following public ations. T o order an T andberg Data publication, see “ Contacting T andberg Data” on page iv .
O CTOBER 2006 VXA-320 T APE D RIVE vii Contents How to Use This Manual . . . . . . . . . . . . . . . . . . . . . . . . . xiii 1 VXA-320 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Tape Drive Models and Interf aces. . . . . .
viii P RODUCT M ANUAL 433689-01 4 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Resolving Common Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Tape Drive Will Not Accept a Cartridg e . . . .
O CTOBER 2006 VXA-320 T APE D RIVE ix 7 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Data Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Performance Specifications .
x P RODUCT M ANUAL 433689-01 N OTES.
O CTOBER 2006 VXA-320 T APE D RIVE xi Fi g u r e s 1 VXA-320 Features Figure 1-1 VXA-320 tape drives (internal and external models) . . . . . . . . . . . 1 Figure 1-2 Internal tape drive: front-panel components . . . . . . . . . . . . . . . . . 2 Figure 1-3 External tape drive: front-panel components .
xii P RODUCT M ANUAL 433689-0 1 N OTES.
O CTOBER 2006 VXA-320 T APE D RIVE xiii Ta b l e s 3 Operation Table 3-1 LED states . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4 Troubleshooting Table 4-1 Service Notification erro r recovery procedures . . . .
xiv P RODUCT M ANUAL 433689-0 1 N OTES.
O CTOBER 2006 VXA-320 T APE D RIVE 1 T APE D RIVE M ODELS AND I NTERFACES 1 F EATURES This chapter describes the VX A-320 tape drive features an d components. The VX A-320 tape drive is designed fo r the storage and management of enterprise-wide, mission-critical data.
2 P RODUCT M ANUAL 433689-01 C HAPTER 1 F EATURES Both the internal and external models of the VXA-320 tape drive are available with a wide, High-density (HD), 68-pi n low-voltage differential (L VD) SCSI interface. C OMPONENTS This section describes the major componen ts of both the internal and e xter nal models of the tape drive.
O CTOBER 2006 VXA-320 T APE D RIVE 3 C OMPONENTS Status LEDs (Light Emitting Diodes) Show status information, which is described in “Monitoring the LEDs” on page 20 .
4 P RODUCT M ANUAL 433689-01 C HAPTER 1 F EATURES B ACK P ANEL C OMPONENTS – E XTERNAL T APE D RIVE Fig u r e 1- 5 shows the back-panel co mponents of the e xter nal SCSI model of the tape drive. On/Off Switch Used to tur n po wer on and off . AC Power Connector Used to pro vide power thro ugh a grounded AC power connector .
O CTOBER 2006 VXA-320 T APE D RIVE 5 C OMPONENTS T APE D RIVE L ABELS The VX A-320 tape drive includes two labels: The top-panel label ( Fi g u re 1 - 6 ) shows the tape drive’s part number , serial number , revision, connector ty pe, and agency infor mation.
6 P RODUCT M ANUAL 433689-01 C HAPTER 1 F EATURES N OTES.
O CTOBER 2006 VXA-320 T APE D RIVE 7 U NPACKING THE T APE D RIVE 2 I NSTALLATION This chapter provides step-by-step inst ructions for installing the internal and external models of the VX A-320 tape dr ive. The information in this chapter expands on the instruc tions in the Quick Start guide that accompanied your tape drive.
8 P RODUCT M ANUAL 433689-01 C HAPTER 2 I NSTALLATI ON I NSTALLING THE I NTERNAL SCSI T APE D RIVE The internal tape drive complies with industr y-standard , 5.25-inch half-high form factor mounting requirements and can be mounted either horizontally or vertically , but not upside down.
O CTOBER 2006 VXA-320 T APE D RIVE 9 I NSTALLING THE T APE D RIVE 3. Select your back up softwar e application — T o obtain infor mation about which backup software app lications work with the tape drive, visit T andberg Data’s web site ww w .tandberg.
10 P RODUCT M ANUAL 433689-01 C HAPTER 2 I NSTALLATI ON 2. Prepare the drive bay . Remove the drive bay ’s cover plate according to the system manufacturer ’s instructions. 3. Set the SCSI ID jumpers, if necessary . a. The tape drive is shi pped with a SCSI ID of 11.
O CTOBER 2006 VXA-320 T APE D RIVE 11 I NSTALLING THE T APE D RIVE Connect an M3 (0.25 in.) female spa de connector from the host to the tape drive’s grounding tab. or Use an M3 × 0.5 mm × 5 mm machine screw to co nnect a grounding wire to the grounding hole.
12 P RODUCT M ANUAL 433689-01 C HAPTER 2 I NSTALLATI ON 5. Install an L VD or L VD/SE multimode te r minator at the physical end of the SCSI bus. If the cable provided with your adapter has a built-in terminator , do not add another ter minator to the bus.
O CTOBER 2006 VXA-320 T APE D RIVE 13 I NSTALLING THE T APE D RIVE Using the screws provided with the tape drive, secure the tape driv e in the drive bay using one of the screw mounting combinations (see Fi gu r e 2 - 5 ). 3. P ower on the computer system or enclosure.
14 P RODUCT M ANUAL 433689-01 C HAPTER 2 I NSTALLATI ON I NSTALLING THE E XTERNAL SCSI T APE D RIVE When installing the external SCSI tape drive, refer to Fi gu r e 2- 6 for the location of the back-panel components. Before You Begin Before you begin hardware installation, do the following: 1.
O CTOBER 2006 VXA-320 T APE D RIVE 15 I NSTALLING THE T APE D RIVE 4. Obtain the necessary ca bles and terminator — The tape drive connects to the SCSI bus using a cable with a high-density , 68-pin male connector . This cable must meet the guidelines in “SCSI Cable Requirements,” beginning on page 41 .
16 P RODUCT M ANUAL 433689-01 C HAPTER 2 I NSTALLATI ON b. Check the connector to ensure that no pins are bent or pushed in before connecting it to the tape drive. c. Connect a SCSI cable from the host computer syste m to the back of the tape drive. d.
O CTOBER 2006 VXA-320 T APE D RIVE 17 I NSTALLING THE T APE D RIVE Checking the Installation After installing the tape drive on your system, check the installation by perfor ming a small write and read op erat ion. This will confirm that the system can communicate with the tape drive and that the tape drive is operational.
18 P RODUCT M ANUAL 433689-01 C HAPTER 2 I NSTALLATI ON I NTEGRATING THE T APE D RIVE After installing the VX A-320 tape drive, yo u may need to integrate it with your backup software app lication and computer operating system. The Support section of T andberg Data’s web site, www .
O CTOBER 2006 VXA-320 T APE D RIVE 19 3 O PERATION This chapter describes how to operate the tape drive. Fi gu r e 3 -1 and Fi g ur e 3 -2 show the controls and indicators on the front panel of the tape drive.
20 P RODUCT M ANUAL 433689-01 C HAPTER 3 O PERATION M ONITORING THE LED S The VX A-320 tape drive uses four LEDs to indicate its operational status, as shown in Ta b l e 3 - 1 .
O CTOBER 2006 VXA-320 T APE D RIVE 21 M ONITORING THE LED S Service Notification (continued) Broken tape Flashing Green/Amber Off Flashing Green/Amb er Green F ormat recovery e Off Off Flashing Green/.
22 P RODUCT M ANUAL 433689-01 C HAPTER 3 O PERATION U SING VXA TAPE C ARTRID GES The tape drive uses data-quality VX A tape data cartridges, in various lengths, available from T andberg Data and author ized sources. These cartridges do not require formatting or other media conditioning before use.
O CTOBER 2006 VXA-320 T APE D RIVE 23 C LEANING THE T APE D RIVE S TORING THE C ARTRIDGES If VX A t ape cartridges are stor ed properly , you can expect to succ essfully recover data from them for 30 years. Be aware that the 30-year storage life is for an archival tape, not a tape being used for daily back ups.
24 P RODUCT M ANUAL 433689-01 C HAPTER 3 O PERATION U SING A C LEANING C ARTRIDGE Insert a VX A tape Cleaning Cartridge in to the tape drive. The tape drive automatically perfor ms the cleaning cycle in less than one minute. When finished, the tape drive ejects the cl eaning cartridge and LED 2 tur ns off .
O CTOBER 2006 VXA-320 T APE D RIVE 25 R ESOLVING P ROBLEMS 4 T ROUBLESHOOTING This chapter describes problems that you might encounter while operating the VX A-320 tape drive and provides suggestions for resolving the problems. Note: The Support section of the T andberg Data web site, www .
26 P RODUCT M ANUAL 433689-01 C HAPTER 4 T ROUBLESHOOTING On power -up, obser ve the tape dr ive’ s LED code sequence. If the LEDs do not illuminate, check the power supply and power cable connection. If the tape drive is installed internally in a ser ver , try connecting a different power cable to the tape drive.
O CTOBER 2006 VXA-320 T APE D RIVE 27 R ESOLVING P ROBLEMS T APE D RIVE W ILL N OT E JECT A C ARTRIDGE If the tape drive does not eject a cartri dge when you press the eject button, do the following: 1. Use your bac kup application to eject the cartridg e.
28 P RODUCT M ANUAL 433689-01 C HAPTER 4 T ROUBLESHOOTING Check that the SCSI controller and th e most recent drivers available for it are installed according to the manufacturer ’s instru ctions. Check that the SC SI contro ller is fully sea ted in its slot.
O CTOBER 2006 VXA-320 T APE D RIVE 29 R ESOLVING P ROBLEMS B ACKUP A PPLICATI ON IS R EPORTING AN E RROR Y our back up application may report an er ror as a result of a failure to communicate with the tape drive, a failure by the tape drive to write or read data, or because of a software configuration issue.
30 P RODUCT M ANUAL 433689-01 C HAPTER 4 T ROUBLESHOOTING Failure by the tape driv e to write or read data If your back up application reports a media error , one of the following situations may have occurred: The tape drive needs cleaning (see “ Cleaning the T ape Drive” on page 23 ).
O CTOBER 2006 VXA-320 T APE D RIVE 31 T ROUBLESHOOTING WITH VXA T OOL T ROUBLESHOOTING WITH VXA T OOL T o troubleshoot problems with the tape drive, you can use the VX A T ool diagnostic software. This program allo ws you to conduct diagnostic testing and update the firmware.
32 P RODUCT M ANUAL 433689-01 C HAPTER 4 T ROUBLESHOOTING G ATHERING T ROUBLESHOOTING I NFORMATION FOR T ECHNICAL S UPPORT Before contacting T andb erg Data T ech nical Support, complete the following steps to gather all of the required infor mation.
O CTOBER 2006 VXA-320 T APE D RIVE 33 G ATHERING T ROUBLESHOOTING I NFORMATION FOR T ECHNICAL S UPPORT Check all SCSI cables connectors for bent pins and confirm that all connectors are firmly seated. O PERATING S YSTEM I NFORMATION Operating system.
34 P RODUCT M ANUAL 433689-01 C HAPTER 4 T ROUBLESHOOTING N OTES.
O CTOBER 2006 VXA-320 T APE D RIVE 35 R ETURNING THE T APE D RIVE FOR S ER VICE 5 S ERVICE AND M AINTENANCE This chapter provides info rmation about service and maintenance for the tape drive, includi.
36 P RODUCT M ANUAL 433689-01 C HAPTER 5 S ER VICE AND M AINTENANCE U PGRADING F IRMWARE Y ou can obtain firmware for the VXA-320 tape drive from the T andberg Data web site or from T andberg Data T echni cal Su pport.
O CTOBER 2006 VXA-320 T APE D RIVE 37 C OMMUNICATION I NTER FACE VERSUS C OMMAND P ROTOCOL 6 C OMMUNICATION I NTERFACE AND C OMMAND P ROTOCOL This chapter provides an overview of the communication interface and command protocol used by the VX A-320 (VX A-3) tape drive.
38 P RODUCT M ANUAL 433689-01 C HAPTER 6 C OMMUNI CATION I NTERFACE AND C OMMAND P ROTOCOL The format and content of the infor m ation car ried over the communication interface, as well as how each device us es and responds to the inform ation, is govern ed by a command protoc ol .
O CTOBER 2006 VXA-320 T APE D RIVE 39 SC SI C OMMUNICATION I NTER FA CE SCSI M ESSAGE S YSTEM The SCSI message system allows communication between a SCSI initiator and the VX A-320 tape drive for interface ma nagement. This message system or command set is separate from the SCSI command protocol used to control the operation of the tape drive.
40 P RODUCT M ANUAL 433689-01 C HAPTER 6 C OMMUNI CATION I NTERFACE AND C OMMAND P ROTOCOL SCSI I NTERFACE R EQUIREMENTS The VX A-320 tape drive is available with a wide, High-densi ty (HD) 68-pin, low-voltage differential (L VD) SC SI inte r face.
O CTOBER 2006 VXA-320 T APE D RIVE 41 SC SI I NTER FACE R EQUIREMENTS I NTERNAL T APE D RIVE This section describes the cable, conne ctor , and ter minator requirements for the internal High-density , 68-pin L VD SC SI tape drive.
42 P RODUCT M ANUAL 433689-01 C HAPTER 6 C OMMUNI CATION I NTERFACE AND C OMMAND P ROTOCOL SCSI Connector Requirements Ta b l e 6 - 4 lists the pin assignments for the tape dri ve’s SC SI connector .
O CTOBER 2006 VXA-320 T APE D RIVE 43 SC SI I NTER FACE R EQUIREMENTS SCSI Terminator Requirements I f t h e i n t e r n a l t a p e d r i v e i s t h e l a s t d e v i c e o n t h e S C S I b u s , y o u m u s t t e r m i n a t e the bus by installing an pass-through L V D/SE ter minator on the tape drive’s SCSI connector .
44 P RODUCT M ANUAL 433689-01 C HAPTER 6 C OMMUNI CATION I NTERFACE AND C OMMAND P ROTOCOL SCSI C OMMAND P ROTOCOL This section provides an overview of the SC SI command protocol supported by the VX A-320 (VX A-3) tape drive. C OMMAND S ET Ta b l e 6 - 6 lists and briefly describes the co mmand set supported by the tape drive.
O CTOBER 2006 VXA-320 T APE D RIVE 45 SC SI C OMMAND P ROTOCOL RECEIVE DIAGNOSTIC RESUL TS 1Ch Reports the results of the test s requested by a previous SEND DIAGNOSTIC command. RELEASE UNIT 17h Releases the tape drive from exclusive use by the initiator that had previously reserved it wi th a RESERVE UNIT command.
46 P RODUCT M ANUAL 433689-01 C HAPTER 6 C OMMUNI CATION I NTERFACE AND C OMMAND P ROTOCOL S TATUS B YTES After the tape drive ex ecutes a command, it issues a status byte to the initiator that indicates whether it perf ormed the command successfully .
O CTOBER 2006 VXA-320 T APE D RIVE 47 SC SI C OMMAND P ROTOCOL Illegal Request 5h Indicates that there was an illegal para meter in the CDB or in the additional parameters supplied as data for a command or that the tape drive is in the wrong mode to execute the command.
48 P RODUCT M ANUAL 433689-01 C HAPTER 6 C OMMUNI CATION I NTERFACE AND C OMMAND P ROTOCOL N OTES.
O CTOBER 2006 VXA-320 T APE D RIVE 49 D ATA C APACITIES 7 S PECIFICATIONS This chapter provides specifications for the VX A-320 tape drive. This chapter provides the following specifications fo r the .
50 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS P ERFORMANCE S PECIFICATIONS This section describes the per formance sp ecifications for the tape drive.
O CTOBER 2006 VXA-320 T APE D RIVE 51 R ELIABILITY S PECIFI CATIONS T APE S PEED AND A CCESS T IME The time required to move the tape to a specified positi on depends on the operation being perfor med. Ta b l e 7 - 4 lists the tape speeds and acce ss times for the VX A-320 tape drive.
52 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS S IZE AND W EIGHT Ta b l e 7 - 6 shows the dimensions and width for th e internal and external tape drives. The internal tape drive is a 5.25-inch for m factor tape drive for integration into an enclosure.
O CTOBER 2006 VXA-320 T APE D RIVE 53 P OWER S PECIFICATION S P OWER S PECIFICATIONS This section lists the power specific ations for the VX A-320 tape drive. I NTERNAL T APE D RIVE The power specifications listed in this section are in addition to any requirements for the enclosure in which it is installed.
54 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS DC Voltages The internal tape drive operates from standard +5 and +12 VDC supply voltages (all specified voltages are DC, no external AC power is used). Note: The VXA- 320 tape drive does not provide overvoltage or overcurrent protection, except for TERMPWR, wh ich has a resettable fuse.
O CTOBER 2006 VXA-320 T APE D RIVE 55 A COUSTIC N OISE Power Supply The external tape drive uses an in terna l switching power supply . Do not change any input settings. The po wer supply automatically adjusts for changes in voltages and frequenc y within the specified range.
56 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS E NVIRONMENTAL S PECIFICATIONS This section lists the environmental spec ifications for the tape drive and the cartridges.
O CTOBER 2006 VXA-320 T APE D RIVE 57 E NVIRONMENTAL S PECIFICATIONS Figure 7-3 Internal model: Operating temp erature and h umidity rang es Table 7-15 Internal model: Operating temperature and humidi.
58 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS External Tape Drive: Operat ing Temperature and Humidity Fig u r e 7- 4 provides the ambient temperatur e and humidity requirements for the external tape drive. The area within the dotted line represents the operating environment.
O CTOBER 2006 VXA-320 T APE D RIVE 59 E NVIRONMENTAL S PECIFICATIONS Air Flow/Cooling Requir ements When mounted in the host enclosure, th e tape drive must have adequate air flow . Ensure that ambient air is allowe d to pass through the ventilation holes shown in Figure 3-1 on page 19 .
60 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS Vibration Specifications Ta b l e 7 - 1 9 lists the operating specifications that indicate the amount of vibration the tape drive can withst and while reading and writing data.
O CTOBER 2006 VXA-320 T APE D RIVE 61 P ACKAGING AND S HIPPING S PECIFICATIONS P ACKAGING AND S HIPPING S PECIFICATIONS This section describes the pa ckaging and shipping requ irements for the tape drive. S HIPPING C ARTONS The tape drive is sealed in a static pr otection bag and shipped in a single-pack or multi-pack carton.
62 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS P ACKAGING M ATERIALS The tape drive’s packing materials are unbleached, reusable , recyclab le, and environmentally safe. The ma terials contain no chlorofluor ocarbons (CFCs) or heavy metals.
O CTOBER 2006 VXA-320 T APE D RIVE 63 S AFETY AND R EGULA TOR Y C OMPLIANCE U NITED S TATES : FCC D ECLARATION OF C ONFORMITY C ANADIAN V ERIFICATION W e declare under our sole responsibility that: Pr.
64 P RODUCT M ANUAL 433689-01 C HAPTER 7 S PECIFICATIONS E UROPEAN C OMMUNITY J APAN A USTRALIA AND N EW Z EALAND T AIWAN R ESTRICTION OF H AZARDOUS S UBSTANCES IN E LECTRICAL AND E LECTRONIC E QUIPME.
O CTOBER 2006 VXA-320 T APE D RIVE 65 G LOSSAR Y G G LOSSARY A Adaptive Lossless Data Compression (ALDC) An advanced data compression algorithm that provides an average comp ression ratio of 2: 1 across multiple data types. See also Compression . Advanced Metal Evaporated (AME) media A state- of-the-art tape technology designed for data st orage.
66 P RODUCT M ANUAL 433689-01 G LOSSAR Y D Data T ransfer Rate The speed that data can be transmitted from one device to another . Data rates are often meas ured in megabits (million bits) or megabytes (million bytes) per second.
O CTOBER 2006 VXA-320 T APE D RIVE 67 G LOSSAR Y I Initiator A SC SI device containing ap plication clients that origina te device service req uests to be processed in a device se rver . The host typically acts as the initiator of commands. L LED Light Emitting Diode.
68 P RODUCT M ANUAL 433689-01 G LOSSAR Y R RAID Controller A Redundant Array of Independ en t Disks Controller is a collection of disk drives that employs two or more drives in combination for fault tolerance and perfor mance.
O CTOBER 2006 VXA-320 T APE D RIVE 69 G LOSSAR Y V V a riable Speed Operation (VSO) The VX A technique for adjusting tape motion to match the host transfer ra te, eliminating “backhitching.” This technique optimizes backup and restore times, while enhancing media and tape drive reliability .
70 P RODUCT M ANUAL 433689-01 G LOSSAR Y N OTES.
O CTOBER 2006 VXA-320 T APE D RIVE 71 I NDEX I NDEX A AC power connector, location 4 acoustic noise 55 agency declarations Australian Communic ations Agency 64 Bureau of Standards, Metrology and Inspe.
72 P RODUCT M ANUAL 433689-01 I NDEX compatibility with previous VXA generations 50 with software and operating systems 18 compliance, safety and regulatory 62 to 64 components, back panel external SC.
O CTOBER 2006 VXA-320 T APE D RIVE 73 I NDEX using to set SCSI ID 10 See also SCSI ID jumper block L labels agency 62 to 64 identification and configuration 5 LEDs cleaning indicator 23 definition of .
74 P RODUCT M ANUAL 433689-01 I NDEX regulatory standards 62 to 64 reliability specifications 51 reposition time 51 resetting the tape drive 24 retiring cartridges 23 returning tap e drive for service.
O CTOBER 2006 VXA-320 T APE D RIVE 75 I NDEX troubleshooting 25 to 33 upgrading firmware 36 tape speed 51 Technical Support contacting iv gather required information before contacting 32 to 33 tempera.
76 P RODUCT M ANUAL 433689-01 I NDEX Notes.
デバイスTandberg Data VXA-320 (VXA-3)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：
Tandberg Data VXA-320 (VXA-3)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Tandberg Data VXA-320 (VXA-3)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。Tandberg Data VXA-320 (VXA-3)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。Tandberg Data VXA-320 (VXA-3)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。
Tandberg Data VXA-320 (VXA-3)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Tandberg Data VXA-320 (VXA-3)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、Tandberg Data VXA-320 (VXA-3)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Tandberg Data VXA-320 (VXA-3)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。
