Dellメーカー745の使用説明書/サービス説明書
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Solving Problems: Dell OptiPlex 745 User's Guide Back to Contents Page Solving Problems Dell ™ OptiPlex ™ 745 User's Guide Troubleshooting Tips Battery Problems Card Problems Drive Probl.
Solving Problems: Dell OptiPlex 745 User's Guide CAUTION: There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions.
Solving Problems: Dell OptiPlex 745 User's Guide Test the graphics card — 1. Turn off the computer and devices, disconnect them from their electrical outlets, wait 10 to 20 seconds, and then remove the computer cover (see the appropriate "Removing the Computer Cover" section).
Solving Problems: Dell OptiPlex 745 User's Guide Fill out the Diagnostics Checklist as you complete these checks. Test the drive — ● Insert another floppy disk, CD, or DVD to eliminate the possibility that the original one is defective. ● Insert bootable media and restart the computer.
Solving Problems: Dell OptiPlex 745 User's Guide Hard drive problems Run Check Disk — 1. Click the Start button and click My Computer . 2. Right-click Local Disk C: . 3. Click Properties . 4. Click the Tools tab. 5. Under Error-checking , click Check Now .
Solving Problems: Dell OptiPlex 745 User's Guide Ensure that you are connected to the Internet — Ensure that you have subscribed to an Internet provider. With the Outlook Express e-mail program open, click File . If Work Offline has a checkmark next to it, click the checkmark to remove it and connect to the Internet.
Solving Problems: Dell OptiPlex 745 User's Guide Check the cable connections — Ensure that the card fan cable is connected firmly to the card fan connector on the system board (see the appropriate "System Board Components" section for your computer).
Solving Problems: Dell OptiPlex 745 User's Guide A program crashes repeatedly NOTE: Software usually includes installation instructions in its documentation or on a floppy disk or CD. Check the software documentation — If necessary, uninstall and then reinstall the program.
Solving Problems: Dell OptiPlex 745 User's Guide No drive letter is assigned — When Microsoft Windows XP detects the Media Card Reader, the device is automatically assigned a drive letter as the next logical drive after all other physical drives in the system.
Solving Problems: Dell OptiPlex 745 User's Guide If you receive an insufficient memory message — ● Save and close any open files and exit any open programs you are not using to see if that resolves the problem. ● See the software documentation for minimum memory requirements.
Solving Problems: Dell OptiPlex 745 User's Guide Restart the computer — 1. Simultaneously press <Ctrl><Esc> to display the Start menu. 2. Type u , press the keyboard arrow keys to highlight Shut down or Turn Off , and then press <Enter>.
Solving Problems: Dell OptiPlex 745 User's Guide Check the network cable connector — Ensure that the network cable is firmly inserted into both the network connector on the back of the computer and the network jack. Check the network lights on the front or back of the computer depending on system chassis type.
Solving Problems: Dell OptiPlex 745 User's Guide If the power light is amber and green or steady amber — A device might be malfunctioning or incorrectly installed. ● Remove and then reinstall the memory modules. ● Remove and then reinstall any cards.
Solving Problems: Dell OptiPlex 745 User's Guide Check the printer cable connections — ● See the printer documentation for cable connection information. ● Ensure that the printer cables are securely connected to the printer and the computer.
Solving Problems: Dell OptiPlex 745 User's Guide Serial or Parallel Device Problems Fill out the Diagnostics Checklist as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide .
Solving Problems: Dell OptiPlex 745 User's Guide Adjust the Windows volume control — Click or double-click the speaker icon in the lower-right corner of your screen.
Solving Problems: Dell OptiPlex 745 User's Guide Check the headphone cable connection — Ensure that the headphone cable is securely inserted into the headphone connector. Disable digital mode — Your headphones do not work if the CD drive is operating in digital mode.
Solving Problems: Dell OptiPlex 745 User's Guide Check the monitor power light — If the power light is off, firmly press the button to ensure that the monitor is turned on. If the power light is lit or blinking, the monitor has power. If the power light is blinking, press a key on the keyboard or move the mouse.
デバイスDell 745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 745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 745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 745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 745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 745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 745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 745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 745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。