DellメーカーInspiron 20 3048の使用説明書/サービス説明書
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Inspiron 20 Owner's Manual Computer Model: Inspiron 20 Model 3048 Regulatory Model: W09B Regulatory Type: W09B001.
Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
Contents Before Working Inside Your Computer .................................... 9 Before You Begin .............................................................................................. 9 Safety Instructions .................................
Replacing the Hard Drive ........................................................... 25 Procedure .........................................................................................................25 Post-requisites .............................
Replacing the Converter Board ................................................ 40 Procedure ........................................................................................................ 40 Post-requisites ...................................
Replacing the Speaker Cover .................................................... 49 Procedure ........................................................................................................ 49 Post-requisites .................................
Replacing the Heat Sink .............................................................. 61 Procedure ......................................................................................................... 61 Post-requisites ..........................
Replacing the System Board ...................................................... 74 Procedure .........................................................................................................74 Post-requisites ................................
Before Working Inside Your Computer CAUTION: To avoid damaging the components and cards, handle them by their edges and avoid touching pins and contacts. Before You Begin 1 Save and close all open files and exit all open applications. 2 Shut down your computer.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/ regulatory_compliance. WARNING: Disconnect all power sources before opening the computer cover or panels.
• Philips screwdriver • Flat-head screwdriver • Plastic scribe 11.
After Working Inside Your Computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. 1 Replace all screws and make sure that no stray screws remain inside your computer. 2 Connect any external devices, peripherals, and cables you removed before working on your computer.
Technical Overview WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
System Board Components 1 fan-cable connector (FAN_CPU) 2 processor (CPU1) 3 power-adapter port cable connector (ATX2) 4 converter-board cable connector (CONVERTER) 5 hard-drive and optical-drive powe.
9 touch-control board cable connector (optional) (TOUCH) 10 speaker-cable connector (SPEAKER) 11 memory-module slot (DIMM1) 12 memory-module slot (DIMM2) 13 camera-cable connector (WEBCAM) 14 display-.
Removing the Stand Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
5 Pivot the stand assembly upward and slide it away from the computer. 1 screws (4) 2 back cover 3 stand assembly To remove either the stand base or stand riser from the stand assembly, follow the steps below: 6 Lift the screw handle on the stand base.
8 Slide the stand base off the stand riser. 1 stand riser 2 screw handle 3 captive thumbscrew 4 stand base 18.
Replacing the Stand Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Back Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Replacing the Back Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Disconnect the hard-drive and optical-drive power and data cable from the hard-drive assembly. 1 hard-drive and optical-drive power and data cable 2 hard-drive assembly 3 tab 4 display-panel base 4 Pull the sides of the hard-drive bracket to release the pins securing the hard drive.
5 Lift the hard drive off the hard-drive bracket. 1 hard drive 2 hard-drive bracket 3 pins (4) 24.
Replacing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Optical Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Carefully pry the optical-drive bezel and remove it from the optical-drive assembly. 4 Remove the screws that secure the optical-drive bracket to the optical drive and remove the optical-drive bracket from the optical drive.
Replacing the Optical Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Procedure 1 Using the pull tab, slide the memory-module shield and remove it from the system-board shield. 1 pull tab 2 memory-module shield 3 system-board shield 2 Using your fingertips, pry apart the securing clips on each end of the memory-module slot until the memory module pops up.
3 Remove the memory module from the memory-module slot. 1 memory module 2 memory-module slot 31.
Replacing the Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Procedure NOTE: If you are installing only one memory module, insert the memory module in the memory-module slot marked as DIMM1. 1 Align the notch on the memory module with the tab on the memory- module slot. 2 Insert the memory module into the memory-module slot, and press the memory module down until it clicks into place.
1 memory module 3 Slide the tabs on the memory-module shield under the tabs on the system-board shield until the memory-module shield is fully secured. Post-requisites 1 Replace the back cover . 2 Follow the procedure from step 3 to step 5 in “Replacing the Stand Assembly ”.
Removing the Control- Buttons Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Lift the control-buttons board away from the display bezel. 1 control-buttons board 2 Mylar sheet 3 plastic scribe 4 control-buttons board cable 36.
Replacing the Control-Buttons Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Converter Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Lift the converter board off the display-panel base. 1 converter-board cables (2) 2 converter board 3 screws (2) 39.
Replacing the Converter Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the System-Board Shield WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Replacing the System-Board Shield WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Antenna WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
5 Lift the antennas along with the cables off the display-panel base. 1 camera cable 2 routing guide 3 wireless card 4 antenna cables (2) 5 antennas (2) 44.
Replacing the Antenna WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the VESA-Mount Bracket WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Replacing the VESA-Mount Bracket WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Speaker Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Replacing the Speaker Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Microphone WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
4 Remove the microphone-module bracket off the microphone module. 1 screws (2) 2 microphone-module bracket 3 microphone cable 4 microphone module 51.
Replacing the Microphone WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Power-Adapter Port WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
4 Lift the power-adapter port along with the cable off the display-panel base. 1 power-adapter port cable 2 power-adapter port 3 display-panel base 4 screw 54.
Replacing the Power-Adapter Port WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Wireless Card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Slide and remove the wireless card from the wireless-card slot on the system board. 1 antenna cables (2) 2 screw 3 wireless card 4 wireless-card slot 57.
Replacing the Wireless Card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Heat Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Lift the heat sink off the system board. 1 screw 2 heat sink 3 captive screws (7) 4 system board 60.
Replacing the Heat Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Using a plastic scribe, gently pry out the coin-cell battery from the battery socket on the system board. 1 tab 2 protective cover 3 plastic scribe 4 coin-cell battery 63.
Replacing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
4 Lift the speakers along with the cable off the display bezel. 1 speaker cable 2 screws (4) 3 speakers (2) 4 display bezel 66.
Replacing the Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
3 Lift the fan along with its cable off the display-panel base. 1 fan 2 screws (2) 3 fan cable 69.
Replacing the Fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Procedure 1 Lift the connector latch and disconnect the display cable from the system board. 2 Disconnect the fan cable, power-adapter port cable, converter-board cable, hard-drive and optical-drive p.
11 touch-control board cable (optional) 12 speaker cable 3 Remove the screws that secure the system board to the display-panel base. 4 Lift the system board at an angle and release the ports on the system board from the tab on the display-panel base.
Replacing the System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Removing the Camera WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
4 Disconnect the converter-board cable from the display panel. 1 routing guide 2 camera cable 3 system board 4 speaker cable 5 control-buttons board cable 6 converter-board cable 5 Remove the screws that secure the display-panel base to the display bezel.
6 Push and release the tabs that secure the display-panel base to the display bezel. 1 tabs (3) 2 screws (16) 3 display bezel 4 display-panel base 7 Note the touch-control board cable (optional) routing and display cable routing. 8 Disconnect the touch-control board cable (optional) from the system board.
10 Release the touch-control board cable (optional) and display cable through the slots on the display-panel base. 1 display cable 2 connector latch 3 touch-control board cable (optional) 4 display-pa.
11 Lift the display-panel base off the display panel and keep it on a flat and clean surface. 1 display-panel base 12 Remove the screws that secure the camera assembly to the display bezel.
13 Carefully lift the camera assembly and turn it over. 1 display bezel 2 camera assembly 3 screws (2) 14 Disconnect the camera cable from the camera assembly. 15 Remove the screw that secures the camera to the camera bracket. 16 Lift the camera at an angle and remove it from under the tab on the camera bracket.
Replacing the Camera WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer . After working inside your computer, follow the instructions in After Working Inside Your Computer .
Post-requisites 1 Replace the VESA-mount bracket . 2 Replace the system-board shield . 3 Follow the procedure from step 4 and step 5 in “Replacing the Optical Drive ”. 4 Replace the back cover . 5 Follow the procedure from step 3 to step 5 in “Replacing the Stand Assembly ”.
Flashing the BIOS You may need to flash (update) the BIOS when an update is available or when you replace the system board. To flash the BIOS: 1 Turn on the computer. 2 Go to dell.com/support . 3 If you have your computer's Service Tag, type your computer's Service Tag and click Submit .
Getting Help and Contacting Dell Self-Help Resources You can get information and help on Dell products and services using these online self-help resources: Self-Help Information Self-Help Options Accessing Windows Help Windows 8 — Open the Search charm, type Help and Support in the search box and press <Enter> .
NOTE: If you do not have an active internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.
デバイスDell Inspiron 20 3048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 Inspiron 20 3048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 Inspiron 20 3048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 Inspiron 20 3048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 Inspiron 20 3048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 Inspiron 20 3048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 Inspiron 20 3048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 Inspiron 20 3048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 Inspiron 20 3048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。