Ir a la página of
manuales de instrucciones parecidos
-
Laptop
Dell PP04X
162 páginas 2.52 mb -
Laptop
Dell TM373
208 páginas 11.83 mb -
Laptop
Dell 1458
47 páginas 1.21 mb -
Laptop
Dell PY760
268 páginas 10.89 mb -
Laptop
Dell 420
71 páginas 2.38 mb -
Laptop
Dell 1950
160 páginas 7.47 mb -
Laptop
Dell P14E
100 páginas 1.38 mb -
Laptop
Dell CPx H/CPx J Series
50 páginas 4.11 mb
Buen manual de instrucciones
Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Dell 220S. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Dell 220S o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.
¿Qué es un manual de instrucciones?
El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Dell 220S se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.
Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Dell 220S, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.
Entonces, ¿qué debe contener el manual de instrucciones perfecto?
Sobre todo, un manual de instrucciones Dell 220S debe contener:
- información acerca de las especificaciones técnicas del dispositivo Dell 220S
- nombre de fabricante y año de fabricación del dispositivo Dell 220S
- condiciones de uso, configuración y mantenimiento del dispositivo Dell 220S
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas
¿Por qué no leemos los manuales de instrucciones?
Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Dell 220S no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Dell 220S y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Dell en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Dell 220S, como se suele hacer teniendo una versión en papel.
¿Por qué vale la pena leer los manuales de instrucciones?
Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Dell 220S, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.
Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Dell 220S. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.
Índice de manuales de instrucciones
-
Página 1
Dell™Vostro™420/220/220sServiceManual Notes, Notices, and Cautions IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft ® Windows ® operating systems are not applicable. Information in this document is subject to change without notice. © 2008DellInc[...]
-
Página 2
Back to Contents Page Bezel Dell™Vostro™420/220/220sServiceManual Removing the Bezel Replacing the Bezel Removing the Bezel 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see Removing the Computer Cover ). 3. With the computer still on its side[...]
-
Página 3
3. Perform the steps in the procedure After Working on Your Computer . Back to Contents Page [...]
-
Página 4
Back to Contents Page BIOS Dell™Vostro™420/220/220sServiceManual Flashing the BIOS From a CD Flashing the BIOS From the Hard Drive If a BIOS - update program CD is provided with a new system board, flash the BIOS from the CD. If you do not have a BIOS - update program CD, see Flashing the BIOS From the Hard Driv[...]
-
Página 5
The file icon appears on your desktop and is titled the same as the downloaded BIOS update file. 8. Double - click the file icon on the desktop and follow the instructions on the screen. Back to Contents Page [...]
-
Página 6
Back to Contents Page Chassis Support Bracket Dell™Vostro™420/220/220sServiceManual Removing the Chassis Support Bracket Replacing the Chassis Support Bracket Removing the Chassis Support Bracket 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see R[...]
-
Página 7
Replacing the Chassis Support Bracket 1. Holding the bracket at an angle, insert the tabs on one end of the bracket into the slots in the chassis. 2. While holding the bracket slightly raised, slide any cables as appropriate into the cable clip for storage. 3. Lower the other end of the bracket to engage the remaining tab. 4. Ro[...]
-
Página 8
Back to Contents Page PCI and PCI Express Cards Dell™Vostro™420/220/220sServiceManual Removing a PCI or PCI Express Card Installing a PCI or PCI Express Card Configuring Your Computer After Removing or Installing a PCI or PCI Express Card Removing a PCI or PCI Express Card 1. Follow the pr[...]
-
Página 9
5. Prepare the card for installation. See the documentation that came with the card for information on configuring the card, making internal connections, or otherwise customizing it for your computer. 6. If you are installing a PCI Express card into the x16 card connector, position the card so that the securing slot is aligned with the secu[...]
-
Página 10
Back to Contents Page Type of Card Installed Removed Sound Card 1. Enter the system setup program (see System Setup Program for instructions). 2. Go to Integrated Peripherals , select Onboard Audio Controller , and then change the setting to Disabled . 3. Connect the external audio devices to the sound card's connec[...]
-
Página 11
Back to Contents Page Coin - Cell Battery Dell™Vostro™420/220/220sServiceManual Removing the Coin - Cell Battery Replacing the Coin - Cell Battery Removing the Coin - Cell Battery 1. Record all the screens in the system setup program so that you can restore the correct settings in step 4 of Repla[...]
-
Página 12
Back to Contents Page Contacting Dell Dell™Vostro™420/220/220sServiceManual To contact Dell for sales, technical support, or customer service issues: 1. Visit support.dell.com . 2. Verify your country or region in the Choose a Country/Region drop - down menu at the bottom of the page. 3. Click Contact Us on the le[...]
-
Página 13
Back to Contents Page Computer Cover Dell™Vostro™420/220/220sServiceManual Removing the Computer Cover Replacing the Computer Cover Removing the Computer Cover 1. Follow the procedures in Before Working on Your Computer . 2. Lay the computer on its side, with the cover facing up. 3. R[...]
-
Página 14
frame beside the front bezel. 5. Ensure that the cover is seated and aligned correctly. 6. Replace and tighten the two thumbscrews that secure the computer cover. 7. Follow the procedure in After Working on Your Computer . Back to Contents Page [...]
-
Página 15
Back to Contents Page Processor Dell™Vostro™420/220/220sServiceManual Removing the Processor Replacing the Processor Removing the Processor 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see Removing the Computer Cover ). 3. Remove the processo[...]
-
Página 16
2. Pivot the release lever fully and ensure that the processor cover remains raised. 3. Orient the two alignment notches on the processor with the two alignment notches on the socket. 4. Align the pin - 1 corners of the processor and socket, and set the processor lightly in the socket, ensuring that the processor is positioned correctly[...]
-
Página 17
Back to Contents Page Drives Dell™Vostro™420/220/220sServiceManual Hard Drives Media Card Reader Optical Drive Removing a Drive Bay Break - Away Metal Plate Hard Drives Removing a Hard Drive 1. Follow the procedures in Before Working on Your Computer . 2. Remove the [...]
-
Página 18
Vostro 220 6. For the Vostro 220s: a. Raise and hold the hard - drive release latch. b. Slide the drive partway out of the bay, rotate the back of the drive upward until the drive is perpendicular to the drive cage, and guide the screws through the cutaway channels in the drive cage until you can lift the drive away from the compute[...]
-
Página 19
7. If you are installing a replacement drive , skip to step 3 in Replacing or Adding a Hard Drive . If you are removing this drive permanently and the drive bay is to remain empty , proceed to step 8 . 8. Disconnect the data cable from the system board (see System Board Components ) and remove the cable from the computer. 9. Follow the [...]
-
Página 20
5. For the Vostro 420 and Vostro 220: a. Slide the hard drive into the hard drive bay. b. Align the holes on the side of the hard drive with the holes in the drive cage, and install the screws to secure the hard drive in the bay. Vostro 420 Vostro 220 1 cutaway channels (2) 2 hard - drive release latch 3 hard drive 4 screw guide[...]
-
Página 21
6. Connect the power and data cables to the back of the drive. 7. Ensure that the other end of the data cable is connected to an interface connector labeled "SATA0," "SATA1," "SATA2," or "SATA3" on the system board (see System Board Components ). 8. Check all cables to ensure that they are properl[...]
-
Página 22
4. Disconnect the USB cable from the back of the media card reader. 5. For the Vostro 420 and Vostro 220 , remove the two screws securing the device to the drive cage. For the Vostro 220s , lift the release latch that secures both the optical drive and the 3.5 - inch device in their respective drive cages. 6. Slide the device out throug[...]
-
Página 23
10. For the Vostro 220s, push the release latch down to resecure the optical drive. 11. Install the cover for the empty bay onto the bezel: a. From the inside of the bezel, while holding the cover at an angle, insert the tab on one end of the cover into the slot on the corresponding end of the bezel opening. b. Lower the cover until[...]
-
Página 24
5. Remove the media card reader from its packaging. 6. For the Vostro 220s, install two screws on each side of the media card reader. 7. Gently slide the device into the bay from the front of the computer. 8. For the Vostro 420 and Vostro 220: a. Align the screw holes in the device with the screw hole and slot in the drive cage.[...]
-
Página 25
15. Enter the system setup program (see System Setup Program for instructions) and update the drive settings. Optical Drive Removing an Optical Drive 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see Removing the Computer Cover ). 3. Remove the bezel (see Replacing the Be[...]
-
Página 26
10. Replace the bezel (see Replacing the Bezel ). 11. Follow the procedure in After Working on Your Computer . 12. Enter the system setup program (see System Setup Program for instructions) and update the drive settings. Replacing or Adding an Optical Drive 1. Follow the procedures in Before Working on Your Computer . 2. Rem[...]
-
Página 27
10. Replace the bezel (see Replacing the Bezel ). 11. Follow the procedure in After Working on Your Computer . 12. See the documentation that came with the drive for instructions on installing any software required for drive operation. 13. Enter the system setup program (see System Setup Program for instructions) and update the driv[...]
-
Página 28
Vostro 220s To remove the 3.5 - inch bay break - away metal plate, rotate the upward to twist and ultimately break the metal tabs that attach the plate to the chassis. Vostro 220s Back to Contents Page 1 5.25 - inch bay metal plate (for empty optical - drive bay NOTE: Store 5.25 - inch metal plates for reuse should you decide to[...]
-
Página 29
Back to Contents Page Fan Dell™Vostro™420/220/220sServiceManual Removing the Chassis Fan Replacing the Chassis Fan Removing the Chassis Fan 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see Removing the Computer Cover ). 3. Disconnect the chas[...]
-
Página 30
Vostro 220s Replacing the Chassis Fan 1. For the Vostro 220s: a. Lower the fan into the chassis such that the screw hole in the fan is offset and slightly forward of the screw hole in the fan mount on the chassis. b. Press the fan into the side of the chassis, and then slide it toward the back of the computer until it sets again[...]
-
Página 31
2. While holding the chassis fan in place, align the screw hole(s) and install the screw(s) that secure the fan to the chassis. 3. Attach the fan cable to the system board (see System Board Components ). 4. Follow the procedure in After Working on Your Computer . Back to Contents Page [...]
-
Página 32
Back to Contents Page Processor Heat Sink/Fan Assembly Dell™Vostro™420/220/220sServiceManual Removing the Processor Heat Sink/Fan Assembly Replacing the Processor Heat Sink/Fan Assembly Removing the Processor Heat Sink/Fan Assembly 1. Follow the procedures in Before Working on Your Computer . [...]
-
Página 33
Replacing the Processor Heat Sink/Fan Assembly 1. Apply thermal solution to the heat sink as needed. 2. Align the four captive screws on the heat sink/fan assembly with the holes and rubber bushings on the system board. 3. Tighten the captive screws evenly to secure the heat sink/fan assembly to the system board. 4. Attach the h[...]
-
Página 34
Back to Contents Page I/O Panel Dell™Vostro™420/220/220sServiceManual Removing the I/O Panel Replacing the I/O Panel Removing the I/O Panel 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see Removing the Computer Cover ). 3. Remove the bezel (s[...]
-
Página 35
Replacing the I/O Panel 1. Route the I/O panel cables into the chassis through the I/O panel opening, and guide them through the various holes and bays. 2. Slide the I/O panel cables into the cable clip(s) (if present). 3. Replace and tighten the screw that secures the I/O panel. 4. Reconnect the cables to the system board (see [...]
-
Página 36
Back to Contents Page Memory Module(s) Dell™Vostro™420/220/220sServiceManual Removing Memory Modules Replacing or Adding a Memory Module Removing Memory Modules 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see Replacing the Computer Cover ). 3. L[...]
-
Página 37
1. Align the notch on the bottom of the module with the crossbar in the connector. . 2. Insert the module into the connector until the module snaps into position. If you insert the module correctly, the securing clips snap into the cutouts at each end of the module. 3. Follow the procedure in After Working on Your Computer . 4. When[...]
-
Página 38
Back to Contents Page Power Supply Dell™Vostro™420/220/220sServiceManual Removing the Power Supply Replacing the Power Supply DC Power Supply Connectors DC Power Supply Connector Pin Assignments Removing the Power Supply 1. Follow the procedures in Before Working on Your Computer . [...]
-
Página 39
1. Set the replacement power supply into place. 2. Replace and tighten the screws that secure the power supply to the back of the computer chassis. 3. Reconnect the DC power cables to the system board and drives. 4. For the Vostro 220s: a. Reinstall any PCI or PCI Express cards (see Installing a PCI or PCI Express Card ). b.[...]
-
Página 40
Vostro 220 Vostro 220s DC Power Supply Connector Pin Assignments [...]
-
Página 41
DC Power Connector P1 DC Power Connector P2 DC Power Connectors P3, P4, P5, P6, P7, and P8 Pin Number Signal name Wire Color Wire Size 1 3.3 V Orange 20 AWG 2 3.3 V Orange 20 AWG 3 RTN Black 20 AWG 4 5 V Red 20 AWG 5 RTN Black 20 AWG 6 5 V Red 20 AWG 7 RTN Black 20 AWG 8 POK Gray 22 AWG 9 5 V AUX Purple 20 AWG 10 +12 V Yello[...]
-
Página 42
DC Power Connector P9 DC Power Connector P10 Back to Contents Page 2 GND Black 3 +5 VDC Red 4 GND Black 5 +12 VBDC White Pin Number Signal Name 22 - AWG Wire 1 +5 VDC Red 2 GND Black 3 GND Black 4 +12 VADC Yellow Pin Number Signal Name 22 - AWG Wire 1 +12 VDC Yellow 2 +12 VDC Yellow 3 +12 VDC Yellow 4 GND Black 5[...]
-
Página 43
Back to Contents Page System Board Dell™Vostro™420/220/220sServiceManual Remove the System Board Replacing a System Board Remove the System Board 1. Follow the procedures in Before Working on Your Computer . 2. Remove the computer cover (see Removing the Computer Cover ). 3. For the Vostr[...]
-
Página 44
Replacing a System Board 1. Align the holes of the system board with the screw holes in the chassis, ensuring that the back panel connectors are properly aligned in the openings on the back of the chassis. 2. Replace the screws that secure the system board to the chassis. Avoid over - tightening the screws. 3. Connect the chassi[...]
-
Página 45
a. Install the processor heat sink/fan assembly (see Replacing the Processor Heat Sink/Fan Assembly ). 5. Connect the power supply cables to the system board (see System Board Components for connector locations). 6. Connect all front panel cables to the system board (see System Board Components for connector locations). 7. Connect a[...]
-
Página 46
Back to Contents Page System Setup Program Dell™Vostro™420/220/220sServiceManual Overview Entering the System Setup Program System Setup Program Screens System Setup Program Options Boot Sequence Clearing Forgotten Passwords Clearing CMOS Settings BIOS Overview Use t[...]
-
Página 47
System Setup Program Options Boot Sequence Key Functions — This field appears below the Option Field and lists keys and their functions within the active system setup program field. NOTE: Depending on your computer and installed devices, the items listed in this section may not appear, or may not appear exactly as listed. System Info [...]
-
Página 48
This feature allows you to change the boot sequence for devices. Option Settings l Diskette Drive — The computer attempts to boot from a floppy drive (if installed). If the floppy disk in the drive is not bootable, if no floppy disk is in the drive, or if there is no floppy drive installed in the computer, the computer generates an error [...]
-
Página 49
4. Remove the 2 - pin jumper plug from pins 2 and 3 and fix it on pins 1 and 2. 5. Wait for approximately five seconds to clear the password. 6. Remove the 2 - pin jumper plug from pins 1 and 2 and replace it on pins 2 and 3 to enable the password feature. 7. Follow the procedure in After Working on Your Computer . Clearing CMOS[...]
-
Página 50
8. Double - click the file icon on the desktop and follow the instructions on the screen. Back to Contents Page [...]
-
Página 51
Back to Contents Page Dell™Vostro™420/220/220sServiceManual IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft ® Windows ® operating systems are not applicable. Information in this document is subject to change without notice. © 2008DellInc.Allr[...]
-
Página 52
Back to Contents Page Troubleshooting Dell™Vostro™420/220/220sServiceManual Tools Dell Diagnostics Solving Problems Dell Technical Update Service Dell Support Utility Tools Power Lights The power button light located on the front of the computer illuminates and blinks or remains [...]
-
Página 53
System Messages Alert! Previous attempts at booting this system have failed at checkpoint [nnnn]. For help in resolving this problem, please note this checkpoint and contact Dell Technical Support — The computer failed to complete the boot routine three consecutive times for the same error (see Contacting Dell ). CMOS checksum error ?[...]
-
Página 54
4. In the Hardware Troubleshooter list, select the option that best describes the problem and click Next to follow the remaining troubleshooting steps. Windows Vista ® : 1. Click the Windows Vista start button , and click Help and Support. 2. Type hardware troubleshooter in the search field and press <Enter> to start the search. [...]
-
Página 55
9. Close the Main Menu window to exit the Dell Diagnostics and restart the computer. Starting the Dell Diagnostics From the Drivers and Utilities Disc Before running the Dell Diagnostics, enter the system setup program (see System Setup Program ) to review your computer's configuration information, and ensure that the device you want t[...]
-
Página 56
After Test System is selected, the following menu appears: For any problem encountered during a test, a message appears with an error code and a description of the problem. Write down the error code and problem description exactly as it appears and follow the instructions on the screen. If you cannot resolve the problem, contact Dell (see Contactin[...]
-
Página 57
Drive Problems Ensure that Microsoft ® Windows ® Recognizes the drive — Windows XP : l Click Start and click My Computer . Windows Vista ® : l Click the Windows Vista Start button and click Computer . If the drive is not listed, perform a full scan with your antivirus software to check for and remove viruses. Viruses can som[...]
-
Página 58
4. Click Scan for and attempt recovery of bad sectors and click Start . Windows Vista : 1. Click Start and click Computer . 2. Right - click Local Disk C: . 3. Click Properties ® Tools ® Check Now . The User Account Control window may appear. If you are an administrator on the computer, click Continue ; otherwise, contact your adm[...]
-
Página 59
1. Click Start and click Control Panel . 2. Under Pick a Category , click Performance and Maintenance ® System ® System Properties ® Hardware ® Device Manager . Windows Vista : 1. Click Start ® Control Panel ® Hardware and Sound . 2. Click Device Manager. If your IEEE 1394 device is listed, Windows recognizes the device. I[...]
-
Página 60
A program crashes repeatedly Check the software documentation — If necessary, uninstall and then reinstall the program. A program is designed for an earlier Windows operating system Run the Program Compatibility Wizard — Windows XP : The Program Compatibility Wizard configures a program so that it runs in an environment similar [...]
-
Página 61
l Ensure that the memory you are using is supported by your computer. For more information about the type of memory supported by your computer, see "Specifications" in the Setup and Quick Reference Guide . l Run the Dell Diagnostics (see Dell Diagnostics ). Mouse Problems Check the mouse cable — l Ensure that the[...]
-
Página 62
If the power light is blue and the computer is not responding — See Power Lights . If the power light is blinking blue — The computer is in standby mode. Press a key on the keyboard, move the mouse, or press the power button to resume normal operation. If the power light is off — The computer is either turned off or is not rec[...]
-
Página 63
4. Adjust the settings, as needed. Reinstall the printer driver — See the printer documentation for information on reinstalling the printer driver. Scanner Problems Check the scanner documentation — See the scanner documentation for setup and troubleshooting information. Unlock the scanner — Ensure that your scanner is[...]
-
Página 64
Test the electrical outlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp. Eliminate possible interference — Turn off nearby fans, fluorescent lights, or halogen lamps to check for interference. Run the speaker diagnostics Reinstall the sound driver Run the Hardware Troubleshoote[...]
-
Página 65
Move the subwoofer away from the monitor — If your speaker system includes a subwoofer, ensure that the subwoofer is positioned at least 60 centimeters (2 feet) away from the monitor. Move the monitor away from external power sources — Fans, fluorescent lights, halogen lamps, and other electrical devices can cause the screen image to appear[...]
-
Página 66
2. Ensure that the Show icon on the taskbar option is checked. The Dell Support Utility is customized for your computing environment. The icon in the taskbar functions differently when you click, double - click, or right - click the icon. Clicking the Dell Support Icon Click or right - click the icon to perform the following tasks: l Check [...]
-
Página 67
Back to Contents Page Working on Your Computer Dell™Vostro™420/220/220sServiceManual Recommended Tools Before Working on Your Computer Inside View of Your Computer System Board Components After Working on Your Computer This document provides procedures for removing and installing the compone[...]
-
Página 68
2. Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 4 seconds to turn them off. Inside View of Your Computer Vostro™420 Vostro 220 Vostro 220s 1 power s[...]
-
Página 69
` System Board Components Vostro 420 1 power supply 2 chassis fan 3 optical drive 4 media card reader (optional) 5 I/O panel 6 3.5 - inch hard drive bays (2) 1 power connector (PWR2) 2 processor heat sink/fan assembly power 3 memory module connectors (4) (DIMM_1, DIMM_2, DIMM_3, DIMM_4) 4 main power connector (PWR1) 5 battery socket 6 seria[...]
-
Página 70
Vostro 220 Vostro 220s 22 PCI Express x1 connector (PCIE_X1 2) 23 PCI Express x16 connector (PCIE_x16) 24 PCI Express x1 connector (PCIE_X1 1) 25 audio connectors 26 one LAN and two USB ports 27 USB ports (2) 28 USB ports (2) and E - SATA connector 29 chassis fan connector 30 Display Port 31 video (VGA) and parallel ports 32 PS/2 mouse [...]
-
Página 71
After Working on Your Computer After you have completed any replacement procedures, ensure that you connect any external devices, cards, cables, and so on, before turning on your computer. 1. Replace the computer cover (see Replacing the Computer Cover ). 2. Connect any telephone or network cables to your computer. 3. Connect your c[...]