Dellメーカー2300Cの使用説明書/サービス説明書
ページ先へ移動 of 100
www .jp.dell.com | support.jp.dell.com Dell™ Dimension™ 2300C front door power button hard-drive light CD or DVD drive light USB 2.0 connectors (2) headphone connector breakaway hinges IEEE 1394 connector* PC Card connectors (2)* * * On computers with integr ated IEEE 1394 connectors.
Hints, Notices, and Cautions HINT : A HINT indicates important inform ation that helps you make better use of your computer . NOTICE: A NOTICE indicates either potenti a l damage to hardware or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indi cates a potential for property damage, personal injury , or death.
Contents 3 Contents CAUTION: Safety Instructions . . . . . . . . . . . . . . . . . . . 7 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 When Using Y our Comp uter . . . . . . . . . . . . . . . . . . . . 9 When Working Inside Y our Computer .
4 Contents Copying CDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Using Easy CD Creator Basic . . . . . . . . . . . . . . . . . 28 Using Blank CD-R Discs or Blank CD-RW Discs . . . . . . . . 29 Helpful Tips . . . . . . . . . . . . . . .
Contents 5 Network Problems . . . . . . . . . . . . . . . . . . . . . . . . . 48 PC Card Problems . . . . . . . . . . . . . . . . . . . . . . . . . 49 Pow er Pr o b l em s . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Printer Problems . . .
6 Contents Fro nt V ie w . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Back View . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Reattac hing the Front Door . . . . . . . . . . . . . . . . . . . . 73 Opening the Computer Cover . . .
CAUTION: Safety Instr uctions 7 CAUTION: Safety Instructions Use the following safe ty guidelines to help ensur e your own personal safety and to help protect your computer and working envi ronment from potential damage. General • Do not attempt to service the computer yourself unless you ar e a trained service technician.
8 CAUTION: Safety Instructions www .dell.com | support.dell.com • T o avoid shorting out your computer when disconnecting a network cable, first unp lug the cable from the network adapter on the ba ck of your computer , and then from the network jack.
When Using Y our Computer 9 When Using Y our Computer As you use your computer , observe th e following safe- handling guideli nes. CA UTION: Do not ope rate your comp uter with any cover(s) (including computer covers, bezels , filler br ackets, front-panel inse rts, and so on) removed.
10 When Using Y our Computer www .dell.com | support.dell.com When W orking Inside Y our Computer Befor e you open the computer cover , perform the following steps i n the sequence indicat ed.
When Using Y our Computer 11 • Handle components and cards with car e. Do not touch the components or contacts on a card. Hold a car d by its edges or by its me tal mounting bracket. Hold a component such as a microprocessor chip by its edges, not by its pins.
12 When Using Y our Computer www .dell.com | support.dell.com Battery Disposal Y our computer uses a lithium coin-cell battery . The lithium coin-cell battery i s a long-life battery , and it is very po ssible that you will never need to r e place it.
Finding Information for Y our Computer 13 Finding Information for Y our Computer What Are Y ou Looking F or? Find it Here • A diagnostic program for my computer • Drivers for my computer • My computer documentation • My device documentation Res o ur c e CD Y ou can use this CD to access d ocumentation and rein stall drivers (see page 61).
14 Finding Information for Y our Computer www .dell.com | support.dell.com • Express Service Code and Service T ag Number •M i c r o s o f t ® Wi n d o w s ® License Label Express Service Code and Product Key Located on your computer .
Finding Information for Y our Computer 15 • How to set up my computer Setup Diagram • Tips on using W indows • How to clean my computer • How to use my mouse and keyboar d T ell Me How Help File 1 Click the Start button, and then click Help and Support .
16 Finding Information for Y our Computer www .dell.com | support.dell.com.
1 SECTION 1 Setting Up and Using Y our Computer Connecting the AC Adapter Attaching and R emoving the Computer Stand Setting Up a Printer Connecting an IEEE 1394 Device (Optional) T ransfer ring Infor.
18 Setting Up and Using Y our Computer www .dell.com | support.dell.com Connecting the AC Adapter 1 Connect the AC adapter to the plug on t he AC power cable.
Setting Up and Using Y our Computer 19 Attaching and R emoving the Computer Stand T o attach the stand: HINT : Place your computer on a soft sur face to prevent scratching the top cover . 1 Rotate the computer to an upside-down position. 2 Insert the screw into the bottom of the stand.
20 Setting Up and Using Y our Computer www .dell.com | support.dell.com To r e m o v e t h e s t a n d : 1 T urn the computer over so that the stand is at the top. 2 Loosen the screw and lift the stand away . 3 Place the computer in a horizontal position until you reattach the stand.
Setting Up and Using Y our Computer 21 Setting Up a Printer NOTICE: Complete the operating system setu p before you conn ect a printer to the computer .
22 Setting Up and Using Y our Computer www .dell.com | support.dell.com 4 T urn on the printer and then turn on the computer . If the Add New Hardware W izard window appears, click Canc el . 5 Install the printer driver if nece ssary . See th e documentati on that came with your printer .
Setting Up and Using Y our Computer 23 Connecting an IEEE 1394 Device (Optional) IEEE 1394 d evices can move large amounts of data between computers and devices and are ideal for use with multimedia devices, such as digital vide o cameras. Y our computer provides an IEEE 1394 connector on both the front and back panels.
24 Setting Up and Using Y our Computer www .dell.com | support.dell.com HINT : The connector can accept six-pin IEEE 1394 devices with the use of an adapter .
Setting Up and Using Y our Computer 25 Setting Up a Home and Office Network Connecting to a Network Adap ter Before you connect your computer to a network, it must have a network adapter installed and a network cable connected to it.
26 Setting Up and Using Y our Computer www .dell.com | support.dell.com HINT : Selecting the connection method This computer connects directly to the Internet enables the integrated firewall provided with Windows XP . 4 Complete the checklist and requir ed preparations , and then return to the Network Setup W izard.
Setting Up and Using Y our Computer 27 4 Click Set up or change your Internet connection . 5 In the Internet P roperties window , click Setup and then click Next .
28 Setting Up and Using Y our Computer www .dell.com | support.dell.com HINT : The information in this section also applies to using Easy CD Creator Basic with a DVD+RW or a DVD+R drive. T o burn CDs, you need to use CD-bur ner software. Roxio Easy CD Cr eator Basic is your computer's CD-burner so ftwar e.
Setting Up and Using Y our Computer 29 Using Blank CD-R Discs or Blank CD -RW Discs Y our CD-RW drive writes to two different types of r ecor ding media—CD-R and CD-RW discs. Use blank CD-R (CD-Recordable) disks to r ecord music or permanently store data files.
30 Setting Up and Using Y our Computer www .dell.com | support.dell.com How to Copy a CD HINT : If you have a DVD/CD-RW combo driv e and experience recording problems, f irst check for available sof tware patches at the Dell Support website at support.
Setting Up and Using Y our Computer 31 T u rning Off the Computer NOTICE: T o prevent data loss, you must tur n off your computer through th e Start menu rather than by pressing the power button. HINT : If you are having difficulty turning off your computer , see "General Problems" on page 42.
32 Setting Up and Using Y our Computer www .dell.com | support.dell.com.
2 SECTION 2 Solving Problems Finding Solutions Finding Help Information Batter y Problems Drive Problems E-Mail, Modem, and Internet Problems Error Mess ages General Problems IEEE 1394 Problems Keyboa.
34 Solving P roblems www .jp.dell.com | support.jp.dell.com Finding Solutions Sometimes it’s difficult to figure out wher e to go for answers. Use this chart to help you quickly find the answers to your questions. See page 49. See page 41. Get technical assistance from Dell.
Solving P roblems 35 See page 54 . See page 53. See page 51. See page 39. See page 46. See page 45 . See page 37 . See page 48. See page 42. See page 52 .
36 Solving P roblems www .jp.dell.com | support.jp.dell.com Finding Help Information HINT : Check Windows Explorer to see if your device is listed as a drive. Batter y Problems CA UTION: There is a da nger of a new battery explodin g if it is incorrectly installed.
Solving P roblems 37 Drive Problems CD drive problems HINT : High-speed CD drive vibration is normal and may cause noise. This does not indicate a defect in the drive or the CD. Problems writing to a CD-RW drive HINT : If you disable standby mode to write to a CD-RW drive, remember to reenable standby mode when you finish writing to the CD.
38 Solving P roblems www .jp.dell.com | support.jp.dell.com DVD drive problems HINT : Because of different regions worldwide and different disc formats, not all DVD titles work in all DVD drives. Hard drive problems T EST THE DRIVE WITH ANOTHER DVD — Insert another D VD to eliminate the possibility tha t the original D VD is defective.
Solving P roblems 39 E-Mail, Modem, and Internet Problems HI NT : Connect the modem to an analog telephone jac k only . The modem does not operate while it is connected to a digital telephone network. C HECK THE TELEPHONE LINE CONN ECTION — V erify that the telephone line is connected to the jack on the modem.
40 Solving P roblems www .jp.dell.com | support.jp.dell.com T URN OFF CALL WAITING ( CATCH - PHONE )— See your tele phone directory for instructions on deactivating this featur e. Then adjust the dial-up networking connection properties. 1 Click the Start button, and then click Control P anel.
Solving P roblems 41 Error Messages A FILENAM E CANNOT CONTAIN ANY OF THE FOLLOWING CHARACTERS : / : * ? “ < > | — Do not use these characters in filenames. A REQUIRED .DLL FILE WAS NOT FOUND — The program that you are trying to open is missing an essential file.
42 Solving P roblems www .jp.dell.com | support.jp.dell.com General Problems A program stops responding A program crashes repeatedly HINT : Sof tware usually includes installation instr uctions in i ts documentation or on aC D .
Solving P roblems 43 A solid blue screen appears Other software problems T URN THE COMPUTER OFF — If the computer does not r espond to a keystrok e or a proper shutdown, pr ess the power button for at least 8 to 10 seconds until the computer turns off.
44 Solving P roblems www .jp.dell.com | support.jp.dell.com Other technical problems General hardware problems If your computer exhibits one or mor e of the following symptoms, a device conflict may exist: • Y our computer locks up, particularl y while usi ng a specific devi ce.
Solving P roblems 45 IEEE 1394 Problems K eyboard Problems C HECK YOUR OPERATING SYSTEM DOCUMENTATION FOR ADDITIONAL TROUBLESHOOTING INFORMATION C HECK FOR INTERRUPT REQUEST CONFLICTS — See page 64. C HECK THE IEEE 1394 DEVICE — Ensur e that the IEEE 1394 device is properly inserted into the connector .
46 Solving P roblems www .jp.dell.com | support.jp.dell.com Mouse Problems C HECK THE KEYBOARD CABLE • Shut down the computer (see page 31), reconnect the keyboar d cable as shown on the setup diagram for your computer , and then restart the comput er .
Solving P roblems 47 I F YOU CONNECTED THE MOUSE AFTER TURNING ON THE COMPUTER , REMOVE THE POWER CABLE , AND THEN RECONNECT THE MOUSE CABLE — If the mouse is conne cted after the power is turned on, the mouse appears to be nonfunctional.
48 Solving P roblems www .jp.dell.com | support.jp.dell.com Network Problems C HECK THE NETWORK CABLE CONNECTOR — Ensure that the network cable is connected as shown on page 25. C HECK THE NETWORK LIGHTS ON THE BACK OF THE COMPUTER — No light indicates that there is no network communicat ion.
Solving P roblems 49 HINT : Y our computer is designed for 16-bit PCMCIA cards only . Do not use a 32-bit CardBus. PC Card Problems Po w e r P ro b l e m s CAUTION: Before you begin any of the procedures in this section, follow the safety instructions on page 7.
50 Solving P roblems www .jp.dell.com | support.jp.dell.com I F THE POWER LIGHT IS OFF — The computer is either turned off or is not receiving pow er . • Ensur e that the power ca ble is firmly inserted into both the power connector on the back of the computer and the electrical outlet.
Solving P roblems 51 Printer Problems HINT : Dell does not cover the printer’s warranty . If you need technical assistance for your printer , call the printer ’s manufacturer .
52 Solving P roblems www .jp.dell.com | support.jp.dell.com Scanner Problems HINT : Dell does not cover the scanner ’s warranty . If you need technical assistance for your scanner , call the scanner ’s manufacturer . See the scanner documentation for the correct phone number .
Solving P roblems 53 Sound and Speaker Problems HINT : The volume control in some MP3 players over rides the Windows ® volume setting. If you have been listening to MP3 songs, ensure that you did not turn the player volume down or off .
54 Solving P roblems www .jp.dell.com | support.jp.dell.com Video and Monitor Problems If the screen is blank HINT : See the monitor documentation for troubleshooting procedures. C HECK THE MONITOR POWER LIGHT — If the power light is lit or blink ing, the monitor has power .
Solving P roblems 55 If the screen is difficult to read C HECK THE MONITOR SETTINGS — See the monitor documentat i o n fo r instructions on adjusting the cont rast and brightness, demagnetizing (degaussing) the monitor , and running the monitor self -test.
56 Solving P roblems www .jp.dell.com | support.jp.dell.com.
3 SECTION 3 Advanced T roubleshooting Diagnostic Lights Drivers Using System R estore R esolving Sof tware and Hardware Incompatibilities R einstalling Microsof t® Windows® XP.
58 Advanced T roubleshooting www .jp.dell.com | support.jp.dell.com Diagnostic Lights T o help you troubleshoot a problem, yo ur computer is equipped with four lights on the back panel labeled "A," "B," "C," and "D" (see page 72).
Advanced T roubleshooting 59 No memory modules are detected. • Reinstall all memory modules (see page 82) and restart the computer . • T o eliminate the possibility of a faulty memory connector , remove all memory modules, install one memory module (see page 82), and then restart the computer .
60 Advanced T roubleshooting www .jp.dell.com | support.jp.dell.com Drivers What Is a Driver? A driver is a program that controls a device such as a printer , mouse, or key bo a rd. Al l d e v i ce s req ui re a d r i v e r p ro g ra m . A driver acts like a translat or betwee n the device and the programs that use the device.
Advanced T roubleshooting 61 Re installing Drivers NOTICE: The Dell Support website and your Dell Dimension R esourceCD provide approved drivers for Dell™ computers. If you install drivers obtained from other sources, your comp uter might not work correctly .
62 Advanced T roubleshooting www .jp.dell.com | support.jp.dell.com Using the Dell Dimension ResourceCD If using Device Driver Rollback or System Restore (see page 62) does not resolve the problem, then r einstall the driver from the Dell Dimension ResourceCD : 1 W ith the W indows desktop displayed, insert the ResourceCD into the CD or DVD drive.
Advanced T roubleshooting 63 Creating a R estore Po int 1 Click the Start button and click Help and Support . 2 Click System Restore . 3 F ollow the instructions on the screen.
64 Advanced T roubleshooting www .jp.dell.com | support.jp.dell.com Undoing the L ast System Re store NOTICE: Before you undo the last system restore, save and close all open files and close all open programs. Do not alter , open, or delete an y files or programs until the system rest oration is complete.
Advanced T roubleshooting 65 3 Click the Hardware tab and click Device Manager . 4 In the Device Manager list, check for conflicts with the other devices. Conflicts are indicated by a yellow ex clamation point ( ! ) beside the conflicting device or a red X if the device has been disabled.
66 Advanced T roubleshooting www .jp.dell.com | support.jp.dell.com The reinstallation process can tak e 1 to 2 hours to complete. After the reinstallation is complete , you need to r einstall the device drivers, virus protection program, and other software.
Advanced T roubleshooting 67 5 P ress <Enter> to select the high lighted partition (recommended), and then follow the instructions on the screen. HINT : The time required to complete the setup depends on the size of the hard drive and the speed of your computer .
68 Advanced T roubleshooting www .jp.dell.com | support.jp.dell.com Completing the Operating System Setup NOTICE: When the computer restarts, the following message appears: Press any key to boot from the CD . Do not press any key when this message appears.
4 SECTION 4 Adding P arts Front and Back View of the Computer R eattaching the Front Door Opening the Computer Cover Looking Inside Y our Computer Adding PC Cards (Optional) Adding Other Cards Adding .
70 Adding P arts www .jp.dell.com | support.jp.dell.com F ront and Back View of the Computer Fr on t V i e w HINT : The front door does not clos e when you are using certain PC Cards or the IEEE 1394, USB, or headphone connector(s).
Adding P arts 71 5 USB 2.0 connectors (2) F or quick connections, Dell recommends using the front USB connectors for USB devices such as digital cameras, gaming co ntrollers, and scanners. Use the back-panel USB connectors for USB devices that are se ldom disconnected, such as USB mouse and keyboar d devices.
72 Adding P arts www .jp.dell.com | support.jp.dell.com Back View 1 11 10 6 9 2 13 14 5 12 3 8 15 7 4 1 parallel connector Connect a parallel device, such as a prin ter , to the parallel connector . If you have a USB printer , plug it into a USB connector .
Adding P arts 73 R eattaching the Front Door T o prevent damage to your computer , th e front door is designed to "break away" if it is opened too far . T o reattach the front door : 1 Shut down the computer (see p age 31). 2 Disconnect the computer’s power cable from the electrical outlet.
74 Adding P arts www .jp.dell.com | support.jp.dell.com HINT : The top hinge arm clicks when it is mov ed to the closed position—the bottom hinge arm does not. 3 Move the hinge arms to the closed position. 4 Align the two clips on the inside of the front door with the two hinge arms.
Adding P arts 75 2 T urn off any attached devices an d disconnect them from their electrical outlets. 3 Disconnect the computer power cabl e from the wa ll outlet, and then press the power button to ground the system board. 4 Remove the computer stand (see page 19).
76 Adding P arts www .jp.dell.com | support.jp.dell.com L ooking Inside Y our Computer CAUTION: Before you begin any of the procedures in this section, follow the sa fety ins tructions on page 7. CAUTION: T o guard against electrical shock, always unplug your computer from the electric al outlet before opening the cover .
Adding P arts 77 System Board memory module connectors (DIMM A , DIMM B) page 82 drive connector (DSKT) hard drive connector (IDE1) battery socket (BA T TERY) page 93 CD drive connector (IDE2) main po.
78 Adding P arts www .jp.dell.com | support.jp.dell.com Adding PC Cards (Optional) Y ou can add PC Cards to computers wi th integrated PC Card connectors. PC Card T ypes HINT : "T ype" of card refers to its thickness, not its functionality .
Adding P arts 79 3 If you encounter too much resistance when you insert the car d, do not force the card. Check the car d's orientation, and try again. 4 Y our computer recognizes most PC Car ds and automatically loads the appropriat e device driver for use with the computer .
80 Adding P arts www .jp.dell.com | support.jp.dell.com Adding Other Cards CAUTION: Before you begin any of the procedures in this section, follow the sa fety ins tructions on page 7. CAUTION: T o guard against electrical shock, always unplug your computer from the electric al outlet before opening the cover .
Adding P arts 81 7 If you are installing a new card, remo ve the filler bracket to create an empty card-slot opening. If you ar e r eplacing a ca rd t hat is alr eady instal led in the computer , remove the car d. If necessary , disco nnect any cables connected to the card.
82 Adding P arts www .jp.dell.com | support.jp.dell.com Adding Memor y CAUTION: Before you begin any of the procedures in this section, follow the sa fety ins tructions on page 7. CAUTION: T o guard against electrical shock, always unplug your computer from the electric al outlet before opening the cover .
Adding P arts 83 8 Align the notch on the bottom of the module wit h the crossbar in the connector . NOTICE: T o avoid damage to the memor y module, press the module straight down into the connector while you apply equal force to each end of the module.
84 Adding P arts www .jp.dell.com | support.jp.dell.com 10 Close the computer cover (see pag e 84). 11 Attach the computer stand (see page 19). NOTICE: T o connect a network cable, first p lug the cable into the network wall jack and then plug it into the computer .
5 SECTION 5 Appendix Specifications Standard Settings Clearing Forgotten P asswords R eplacing the Batter y Dell T echnical Support P olicy Contacting Dell R egulator y Infor mation.
86 Appendix www .jp.dell.com | support.jp.dell.com Specifications Microprocessor Microprocessor type Intel ® Celeron ® L1 cache 8-KB L2 cache 128-KB System Information System chip set Intel 845G DMA.
Appendix 87 Memory Architecture DDR SDR AM Memory connectors two Memory capacities 128-, 256-, and 512-MB non-ECC DDR SDRAM Minimum memory 128 MB NOTE: Between 32 and 64 MB of system memor y may be allocated to support graphics, depending on sy stem memory size and other factors.
88 Appendix www .jp.dell.com | support.jp.dell.com Ports and Connectors (continued) Network one 10/100 Ethernet network connector Internally accessible: P r imary IDE channel 40-pin connector on PCI l.
Appendix 89 Physical Height x W idth x Depth (W ith stand) 32.3 x 9.5 x 35.6 cm (12. 7 x 3.8 x 14.0 inches) 33.8 x 18.0 x 35.6 cm (13.3 x 7.1 x 14.0 inches) W eight 7.43 kg (16.4 lbs) Environmental T emperature: Operating 10 ° to 35 ° C ( 5 0 ° to 95 ° F) NOTE: At 35 ° C (95 ° F), the maximum operating altitude is 914 m (3000 f t).
90 Appendix www .jp.dell.com | support.jp.dell.com Standard Settings The system setup program contains the standard settings for your computer . NOTICE: Unless you are an expert computer user , don’t change the settings for this program. Certain changes might m ake your computer work incorrectly .
Appendix 91 Viewing Settings 1 T urn on (or restart) your computer . 2 When the blue DELL™ logo appe ars, press <F2> immediately . If you wait too long and th e operating system logo appears, continue to wait until you see the Microsoft ® Wi n d o w s ® desktop.
92 Appendix www .jp.dell.com | support.jp.dell.com Clearing F orgotten Pa sswords CAUTION: Before you begin any of the procedures in this section, follow the sa fety ins tructions on page 7.
Appendix 93 14 Attach the computer stand (see page 19). NOTICE: T o connect a network cable, firs t plug the cable into the network wall jack and then plug it into the computer . 15 Connect your computer and devices to electrical outlets, and turn them on.
94 Appendix www .jp.dell.com | support.jp.dell.com NOTICE: T o avoid damage to the system board while you pr y the batter y loose, be sure to inse rt the plas ti c screwdriver between t he battery and the socket (not the system board). 6 Insert the new battery into the socket with the side labeled "+" facing up and snap it into place.
Appendix 95 HINT : T oll-free numbers are for use within the countr y for which they are listed. Contacting Dell When you need to contact D ell, use the telephone numbers, cod es, and electronic addresses provided in the following table. If you need assistance in determining which codes to us e, contact a local or an internatio nal operator .
96 Appendix www .jp.dell.com | support.jp.dell.com R egulator y Information Electromagnetic Interference (EMI) is any signal or emissi on, radiated in free space or conducted along power or signal lea.
Index 97 Inde x A audio . See sound B battery replacing, 9 3 BIOS, 90 C cards adding, 8 0 connectors, 7 7 CD drive fixing problems, 3 7 CD-RW driv e fixing problems, 3 7 CDs copying, 2 7 Easy CD Creat.
98 Index 98 Index start-up error messages, 4 1 video and monitor , 5 4 front door reat taching, 7 3 H hard drive fixing problems, 3 8 ha rd wa re drivers, 6 0 Ha rdw are T r ou ble sh oo ter , 6 4 hel.
Index 99 specifications, 86 system boa r d, 77 System Restore, 62 system setu p program, 9 0 T T e ll Me How help file accessing, 3 6 troubleshooting, 34 conflicts, 6 4 Device Driver Rollback, 6 1 dia.
100 Index 100 Index.
デバイスDell 2300C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:
Dell 2300C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Dell 2300C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。Dell 2300C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。Dell 2300C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。
Dell 2300C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Dell 2300C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、Dell 2300C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Dell 2300C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。