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Dell Inspiron 20 3048 инструкция обслуживания

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Похожие руководства по эксплуатации

Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Dell Inspiron 20 3048. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Dell Inspiron 20 3048 или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Dell Inspiron 20 3048 можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Dell Inspiron 20 3048, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Dell Inspiron 20 3048 должна находится:
- информация относительно технических данных устройства Dell Inspiron 20 3048
- название производителя и год производства оборудования Dell Inspiron 20 3048
- правила обслуживания, настройки и ухода за оборудованием Dell Inspiron 20 3048
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Dell Inspiron 20 3048 это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Dell Inspiron 20 3048 и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Dell, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Dell Inspiron 20 3048, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Dell Inspiron 20 3048, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Dell Inspiron 20 3048. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    Inspiron 20 Owner's Manual Computer Model: Inspiron 20 Model 3048 Regulatory Model: W09B Regulatory Type: W09B001[...]

  • Страница 2

    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. Copyright © 201[...]

  • Страница 3

    Contents Before Working Inside Your Computer .................................... 9 Before You Begin .............................................................................................. 9 Safety Instructions ............................................................................................. 9 Recommended Tools ..................[...]

  • Страница 4

    Replacing the Hard Drive ........................................................... 25 Procedure .........................................................................................................25 Post-requisites ................................................................................................. 25 Removing the Optical Drive [...]

  • Страница 5

    Replacing the Converter Board ................................................ 40 Procedure ........................................................................................................ 40 Post-requisites ................................................................................................. 40 Removing the System-Board Shield [...]

  • Страница 6

    Replacing the Speaker Cover .................................................... 49 Procedure ........................................................................................................ 49 Post-requisites ................................................................................................. 49 Removing the Microphone .......[...]

  • Страница 7

    Replacing the Heat Sink .............................................................. 61 Procedure ......................................................................................................... 61 Post-requisites ................................................................................................. 61 Removing the Coin-Cell B[...]

  • Страница 8

    Replacing the System Board ...................................................... 74 Procedure .........................................................................................................74 Post-requisites ................................................................................................. 74 Removing the Camera ..........[...]

  • Страница 9

    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. – Windows 8: Move your mouse pointer to the upper-right or lower- right corner of the [...]

  • Страница 10

    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. After you finish working inside the computer, replac[...]

  • Страница 11

    • Philips screwdriver • Flat-head screwdriver • Plastic scribe 11[...]

  • Страница 12

    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. 3 Replace any media cards, discs, [...]

  • Страница 13

    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 . For more safety best practices, see the Regulatory Compliance h[...]

  • Страница 14

    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 power cable connector (SATAP1) 6 optical-drive cable connector (SATA_ODD) 7 hard-drive cable connector (SATA_HDD) 8 control-buttons board cable connector [...]

  • Страница 15

    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-cable connector (LVDS) 15 wireless-card slot (NGFF_WIFI) 16 coin-cell battery (BATTERY) 15[...]

  • Страница 16

    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 . For more safety best practices, see the Regulatory Com[...]

  • Страница 17

    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. 7 Using the screw handle, loosen the captive thumbscrew that secures the stand base to the stand [...]

  • Страница 18

    8 Slide the stand base off the stand riser. 1 stand riser 2 screw handle 3 captive thumbscrew 4 stand base 18[...]

  • Страница 19

    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 . For more safety best practices, see the Regulatory Co[...]

  • Страница 20

    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 . For more safety best practices, see the Regulatory Complia[...]

  • Страница 21

    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 . For more safety best practices, see the Regulatory Compli[...]

  • Страница 22

    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 . For more safety best practices, see the Regulatory Complia[...]

  • Страница 23

    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. 23[...]

  • Страница 24

    5 Lift the hard drive off the hard-drive bracket. 1 hard drive 2 hard-drive bracket 3 pins (4) 24[...]

  • Страница 25

    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 . For more safety best practices, see the Regulatory Compli[...]

  • Страница 26

    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 . For more safety best practices, see the Regulatory Comp[...]

  • Страница 27

    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. 1 optical-drive bezel 2 optical drive 3 optical-drive bracket 4 screws (2) 27[...]

  • Страница 28

    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 . For more safety best practices, see the Regulatory Com[...]

  • Страница 29

    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 . For more safety best practices, see the Regulatory C[...]

  • Страница 30

    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. 1 securing clips (2) 2 memory-module slot 30[...]

  • Страница 31

    3 Remove the memory module from the memory-module slot. 1 memory module 2 memory-module slot 31[...]

  • Страница 32

    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 . For more safety best practices, see the Regulatory [...]

  • Страница 33

    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. NOTE: If you do not hea[...]

  • Страница 34

    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 ”. 34[...]

  • Страница 35

    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 . For more safety best practices, see the Regula[...]

  • Страница 36

    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[...]

  • Страница 37

    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 . For more safety best practices, see the Regula[...]

  • Страница 38

    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 . For more safety best practices, see the Regulatory Co[...]

  • Страница 39

    3 Lift the converter board off the display-panel base. 1 converter-board cables (2) 2 converter board 3 screws (2) 39[...]

  • Страница 40

    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 . For more safety best practices, see the Regulatory C[...]

  • Страница 41

    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 . For more safety best practices, see the Regulator[...]

  • Страница 42

    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 . For more safety best practices, see the Regulato[...]

  • Страница 43

    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 . For more safety best practices, see the Regulatory Compliance[...]

  • Страница 44

    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[...]

  • Страница 45

    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 . For more safety best practices, see the Regulatory Complianc[...]

  • Страница 46

    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 . For more safety best practices, see the Regulatory[...]

  • Страница 47

    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 . For more safety best practices, see the Regulator[...]

  • Страница 48

    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 . For more safety best practices, see the Regulatory Comp[...]

  • Страница 49

    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 . For more safety best practices, see the Regulatory Com[...]

  • Страница 50

    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 . For more safety best practices, see the Regulatory Complia[...]

  • Страница 51

    4 Remove the microphone-module bracket off the microphone module. 1 screws (2) 2 microphone-module bracket 3 microphone cable 4 microphone module 51[...]

  • Страница 52

    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 . For more safety best practices, see the Regulatory Compli[...]

  • Страница 53

    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 . For more safety best practices, see the Regulatory[...]

  • Страница 54

    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[...]

  • Страница 55

    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 . For more safety best practices, see the Regulator[...]

  • Страница 56

    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 . For more safety best practices, see the Regulatory Comp[...]

  • Страница 57

    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[...]

  • Страница 58

    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 . For more safety best practices, see the Regulatory Com[...]

  • Страница 59

    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 . For more safety best practices, see the Regulatory Complian[...]

  • Страница 60

    3 Lift the heat sink off the system board. 1 screw 2 heat sink 3 captive screws (7) 4 system board 60[...]

  • Страница 61

    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 . For more safety best practices, see the Regulatory Complia[...]

  • Страница 62

    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 . For more safety best practices, see the Regulatory [...]

  • Страница 63

    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[...]

  • Страница 64

    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 . For more safety best practices, see the Regulatory[...]

  • Страница 65

    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 . For more safety best practices, see the Regulatory Complianc[...]

  • Страница 66

    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[...]

  • Страница 67

    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 . For more safety best practices, see the Regulatory Complian[...]

  • Страница 68

    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 . For more safety best practices, see the Regulatory Compliance hom[...]

  • Страница 69

    3 Lift the fan along with its cable off the display-panel base. 1 fan 2 screws (2) 3 fan cable 69[...]

  • Страница 70

    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 . For more safety best practices, see the Regulatory Compliance ho[...]

  • Страница 71

    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 . For more safety best practices, see the Regulatory Compl[...]

  • Страница 72

    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 power cable, optical-drive cable, hard-drive cable, control-buttons board cable, touch-control board cable (optional), speaker cable, and camera cable [...]

  • Страница 73

    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. 1 screws (5) 2 tab 3 system board 73[...]

  • Страница 74

    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 . For more safety best practices, see the Regulatory Comp[...]

  • Страница 75

    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 . For more safety best practices, see the Regulatory Compliance [...]

  • Страница 76

    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. 76[...]

  • Страница 77

    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. 9 Lift the connector latch and disconnect t[...]

  • Страница 78

    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-panel base 78[...]

  • Страница 79

    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. 79[...]

  • Страница 80

    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. 1 screw 2 camera bracket 3 camera 4 [...]

  • Страница 81

    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 . For more safety best practices, see the Regulatory Compliance[...]

  • Страница 82

    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 ”. 82[...]

  • Страница 83

    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 . If you do not have your computer's Service Tag[...]

  • Страница 84

    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> . Windows 7 — Click Start ?[...]

  • Страница 85

    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. 85[...]