Dell 420 Bedienungsanleitung

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Richtige Gebrauchsanleitung

Die Vorschriften verpflichten den Verkäufer zur Übertragung der Gebrauchsanleitung Dell 420 an den Erwerber, zusammen mit der Ware. Eine fehlende Anleitung oder falsche Informationen, die dem Verbraucher übertragen werden, bilden eine Grundlage für eine Reklamation aufgrund Unstimmigkeit des Geräts mit dem Vertrag. Rechtsmäßig lässt man das Anfügen einer Gebrauchsanleitung in anderer Form als Papierform zu, was letztens sehr oft genutzt wird, indem man eine grafische oder elektronische Anleitung von Dell 420, sowie Anleitungsvideos für Nutzer beifügt. Die Bedingung ist, dass ihre Form leserlich und verständlich ist.

Was ist eine Gebrauchsanleitung?

Das Wort kommt vom lateinischen „instructio”, d.h. ordnen. Demnach kann man in der Anleitung Dell 420 die Beschreibung der Etappen der Vorgehensweisen finden. Das Ziel der Anleitung ist die Belehrung, Vereinfachung des Starts, der Nutzung des Geräts oder auch der Ausführung bestimmter Tätigkeiten. Die Anleitung ist eine Sammlung von Informationen über ein Gegenstand/eine Dienstleistung, ein Hinweis.

Leider widmen nicht viele Nutzer ihre Zeit der Gebrauchsanleitung Dell 420. Eine gute Gebrauchsanleitung erlaubt nicht nur eine Reihe zusätzlicher Funktionen des gekauften Geräts kennenzulernen, sondern hilft dabei viele Fehler zu vermeiden.

Was sollte also eine ideale Gebrauchsanleitung beinhalten?

Die Gebrauchsanleitung Dell 420 sollte vor allem folgendes enthalten:
- Informationen über technische Daten des Geräts Dell 420
- Den Namen des Produzenten und das Produktionsjahr des Geräts Dell 420
- Grundsätze der Bedienung, Regulierung und Wartung des Geräts Dell 420
- Sicherheitszeichen und Zertifikate, die die Übereinstimmung mit entsprechenden Normen bestätigen

Warum lesen wir keine Gebrauchsanleitungen?

Der Grund dafür ist die fehlende Zeit und die Sicherheit, was die bestimmten Funktionen der gekauften Geräte angeht. Leider ist das Anschließen und Starten von Dell 420 zu wenig. Eine Anleitung beinhaltet eine Reihe von Hinweisen bezüglich bestimmter Funktionen, Sicherheitsgrundsätze, Wartungsarten (sogar das, welche Mittel man benutzen sollte), eventueller Fehler von Dell 420 und Lösungsarten für Probleme, die während der Nutzung auftreten könnten. Immerhin kann man in der Gebrauchsanleitung die Kontaktnummer zum Service Dell finden, wenn die vorgeschlagenen Lösungen nicht wirksam sind. Aktuell erfreuen sich Anleitungen in Form von interessanten Animationen oder Videoanleitungen an Popularität, die den Nutzer besser ansprechen als eine Broschüre. Diese Art von Anleitung gibt garantiert, dass der Nutzer sich das ganze Video anschaut, ohne die spezifizierten und komplizierten technischen Beschreibungen von Dell 420 zu überspringen, wie es bei der Papierform passiert.

Warum sollte man Gebrauchsanleitungen lesen?

In der Gebrauchsanleitung finden wir vor allem die Antwort über den Bau sowie die Möglichkeiten des Geräts Dell 420, über die Nutzung bestimmter Accessoires und eine Reihe von Informationen, die erlauben, jegliche Funktionen und Bequemlichkeiten zu nutzen.

Nach dem gelungenen Kauf des Geräts, sollte man einige Zeit für das Kennenlernen jedes Teils der Anleitung von Dell 420 widmen. Aktuell sind sie genau vorbereitet oder übersetzt, damit sie nicht nur verständlich für die Nutzer sind, aber auch ihre grundliegende Hilfs-Informations-Funktion erfüllen.

Inhaltsverzeichnis der Gebrauchsanleitungen

  • Seite 1

    DellPrecision™WorkStation420SystemsServiceManual Desktop Chassis — Removing and Replacing Parts Mini Tower Chassis — Removing and Replacing Parts NOTE: You can obtain the latest version of this document from the Support section of the Dell Web site at http://www.dell.com . Notes, Notices, and Cautions Throughout this guide, [...]

  • Seite 2

    Back to Contents Page Desktop Chassis — RemovingandReplacingParts:DellPrecision™WorkStation420 Systems Service Manual Overview This section provides procedures for removing and replacing the components, assemblies, and subassemblies in the Dell Precision WorkStation 420 desktop chassis system. Unless otherwise noted, eac[...]

  • Seite 3

    Restarting the System To restart the system and reset the chassis intrusion detector, perform the following steps: 1. Replace the computer cover and reconnect the computer and peripherals to their power sources and turn them on. ALERT! Cover was previously removed. 2. To reset the chassis intrusion detector, enter System Setup, select System Securi[...]

  • Seite 4

    To replace the computer cover, perform the following steps: 1. Check all cable connections, especially those that might have come loose during your work. Fold cables out of the way so that they do not catch on the computer cover. Make sure cables are not routed over the drive bracket — they will prevent the cover from closing properly. 2. Check t[...]

  • Seite 5

    Front - Panel Inserts Figure5.5.25 - Inch Front - Panel Insert Removal To remove a 5.25 - inch front - panel insert, perform the following steps: 1. Hold the inverted top cover with the front facing you. 2. From the front of the top cover, use your thumbs to press inward on the insert until it snaps free of the cover. To replace a 5.25 - i[...]

  • Seite 6

    Figure 7. AGP Pro50 Card Extension Figure 7 shows the card extension that may occupy PCI slots 1 and 2. The following is a list of valid expansion - card combinations: l One AGP card and five PCI cards l One AGP card, four PCI cards, and one RAID card l One AGP Pro50 card and four PCI cards l One AGP Pro50 card, three PCI cards, and one RAID card E[...]

  • Seite 7

    Expansion - Card Guide Figure 8. Expansion - Card Guide Removal To remove the expansion - card guide, perform the following steps: 1. Remove the hard - disk drive bracket . 2. Face the computer from the front. From the outside of the chassis, press in with your fingers on the two tabs on the left side of the expansion - card guide (see Figure8 )[...]

  • Seite 8

    1. Disconnect the control panel cable from the PANEL connector on the system board (see Figure 22 for the location of the PANEL connector). 2. Remove the mounting screw that secures the control panel to the chassis. 3. Disconnect the chassis intrusion switch cable connector from the control panel. 4. Disconnect the thermal sensor cable connector fr[...]

  • Seite 9

    Figure 11. Drive Locations Diskette Drive Removal To remove the 3.5 - inch diskette drive assembly, perform the following steps: 1. Rotate the system power supply up and out of the system (see Figure 20 ). 2. Disconnect the DC power cable from the back of the diskette drive. 3. Disconnect the interface ribbon cable from the back of the diskette dri[...]

  • Seite 10

    6. Rotate the left side of the diskette drive up until the drive is clear of the retaining tabs. When you replace the 3.5 - inch diskette drive on the bracket, be sure that the two retaining tabs on the right side of the bracket engage the mounting holes in the side of the 3.5 - inch diskette drive. Then replace the screw that holds the diskette dr[...]

  • Seite 11

    Hard - Disk Drive Bracket Removal To remove the hard - disk drive bracket, perform the following steps. NOTICE: If you are removing a hard - disk drive that contains data you want to keep, be sure you have a backup of your files before you begin this procedure. 1. Remove the computer cover . 2. Disconnect the DC power cable and data cable from the [...]

  • Seite 12

    1. Remove the four screws that secure the hard - disk drive to the drive bracket. Retain these screws; they will be needed for the replacement drive. 2. Remove the hard - disk drive. Hard - Disk Drive Replacement To install a replacement hard - disk drive, perform the following steps. 1. If you are replacing a hard - disk drive that contains data y[...]

  • Seite 13

    8. Connect a DC power cable to the power input connector on the back of the drive (see Figure19 ). Check all connectors to be certain that they are properly cabled and firmly seated. 9. Connect one of the device connectors on the EIDE cable to the 40 - pin interface connector on the back of the hard - disk drive. NOTICE: You must match the color[...]

  • Seite 14

    15. Test the hard - disk drive by running the Dell Diagnostics (see the online System User's Guide for more information). 16. If the drive you just installed is the primary drive, install your operating system on the hard - disk drive. Refer to the documentation that came with your operating system. Power Supply To access some components on th[...]

  • Seite 15

    4. Rotate the power supply up and out of the way of the system board (see Figure 20 ). 5. Disconnect the power supply connectors from the POWER_1 and POWER_2 connectors on the system board. 6. Carefully fold the DC power supply cables you have disconnected and place them outside the chassis. 7. With the power supply in its rotated position up and a[...]

  • Seite 16

    System Board Jumpers Figure 23 shows the location of the jumpers on the system board. Table1 lists the system board jumpers and their settings. Figure 23. System Board Jumper s Jumpers are small blocks on a circuit board with two or more pins emerging from them. Plastic plugs containing a wire fit down over the pins. The wire connects the pins a[...]

  • Seite 17

    System Board Labels Table 2 lists the labels for connectors and sockets on your system board, and it gives a brief description of their functions. Table 2. System Board Connector and Socket Labels RIMMs Connector or Socket Label Description AGP AGP graphics card slot AUX_LED Hard - disk drive LED connector Battery Battery socket CD_IN CD - ROM audi[...]

  • Seite 18

    To remove a Rambus in - line memory module (RIMM), perform the following steps. 1. Remove the computer cover . 2. PressthesecuringclipsoutwardsimultaneouslyuntiltheRIMMdisengagesandpopsoutslightlyfromthesocket(seeFigure24). Figure 24. RIMM Removal To install replacement memory, perform the fo[...]

  • Seite 19

    The system detects that the new memory does not match the existing system configuration information and generates the following message: The amount of system memory has changed. Strike the F1 key to continue, F2 to run the setup utility 5. Press <F2> to enter System Setup, and check the value for System Memory . The system should have already[...]

  • Seite 20

    Figure 27. Microprocessor Replacement To insert the new microprocessor/heat sink assembly into the system board connector, perform the following steps (this procedure assumes the microprocessor removal procedure was just performed). 1. Press the processor firmly into its connector until it is fully seated. You must use up to 25 lb of force to fully[...]

  • Seite 21

    4. Rotate the power supply back into position, making sure that the securing tab snaps into place. 5. Replace the computer cover, and reconnect your computer and peripherals to their power sources and turn them on. 6. Enter System Setup and confirm that the top line in the System Data area correctly identifies the installed processor(s). 7. While i[...]

  • Seite 22

    To remove the system battery, perform the following steps: 1. If possible, enter System Setup and print the System Setup screens. If the settings are lost while you are replacing the battery, you can refer to your written or printed cop of the system configuration information to restore the correct settings. 2. To access the battery on the system b[...]

  • Seite 23

    1. Remove the computer cover . 2. Disconnect all cables from their connectors at the back of the computer. 3. Rotate the power supply . 4. Disconnect all cables from the system board. 5. Remove the RIMMs . 6. Remove the airflow shroud, the primary processor, and the secondary processor or terminator card . 7. Remove all expansion cards from the sys[...]

  • Seite 24

    Back to Contents Page Mini Tower Chassis — RemovingandReplacingParts:DellPrecision™WorkStation 420 Systems Service Manual Overview This section provides procedures for removing and replacing the components, assemblies, and subassemblies in the Dell Precision WorkStation 420 mini tower chassis system. Unless otherwise noted,[...]

  • Seite 25

    Restarting the System To restart the system and reset the chassis intrusion detector, perform the following steps: 1. Replace the computer cover and reconnect the computer and peripherals to their power sources and turn them on. ALERT! Cover was previously removed. 2. To reset the chassis intrusion detector, enter System Setup, select System Securi[...]

  • Seite 26

    4. Lift the bottom of the cover, allowing it to pivot up toward you. 5. Disengage the tabs that secure the cover to the top of the chassis, and lift the cover away. Figure 3. Computer Cover Replacement To replace the computer cover, perform the following steps: 1. Check all cable connections, especially those that might have come loose during your [...]

  • Seite 27

    Interior Service Label Figure 4 shows the location of the interior service label on the inside of the system cover. This label shows the location of components within the chassis and locations of system board components and connectors. It also contains an important notice that provides instructions you need to follow to help prevent damage to your [...]

  • Seite 28

    To remove the front panel, perform the following steps: 1. While pressing the tab release marked with the icon, tilt the panel away from the chassis. 2. Disengage the two retaining hooks at the bottom of the panel. 3. Carefully pull the panel away from the chassis. To replace the front panel, perform the following steps: 1. Fit the two retaining ho[...]

  • Seite 29

    Drives Figure 8. Drive Locations Diskette Drive Removal To remove the 3.5 - inch diskette drive assembly, perform the following steps: 1. Disconnect the DC power/interface cables from the back of the diskette drive. Note the routing of the DC power/interface cables through the chassis as you disconnect them. It is important to route the cables prop[...]

  • Seite 30

    Figure 10. 3.5 - Inch Diskette Drive Bracket 5.25 - Inch Diskette, LS - 120 SuperDisk, Tape, or CD - ROM Drive Removal To remove a diskette, LS - 120 SuperDisk, tape, or CD - ROM drive, perform the following steps: 1. Remove the computer cover . 2. Disconnect the DC power cable and interface cable from the back of the drive. 3. Squeeze the metal ta[...]

  • Seite 31

    5.25 - Inch Diskette, Tape, or CD - ROM Drive Replacement To install a replacement 5.25 - inch diskette, tape, or CD - ROM drive, perform the following steps. 1. Unpack the replacement drive and prepare it for installation. NOTICE: Ground yourself by either wearing a wrist grounding strap or by touching an unpainted metal surface on the computer ch[...]

  • Seite 32

    7. Connect a DC power cable to the power input connector on the back of the drive (see Figure 14 ). 8. Connect the appropriate interface cable to the interface connector on the back of the drive (see Figure14 ). If your system came with an EIDE CD - ROM or tape drive, use the spare connector on the existing interface cable. Otherwise, use the EI[...]

  • Seite 33

    Hard - Disk Drive Removal 1. Remove the computer cover . 2. Remove the front panel as instructed in " Front Panel ." 3. Disconnect the DC power cable and EIDE or small computer system interface (SCSI) cable from the drive. 4. Pull the drive door forward and down until the hard - disk drive bracket is ejected halfway out of the chassis (se[...]

  • Seite 34

    6. Reinstall the hard - disk drive bracket in the chassis (see Figure 17 ). Insert the bracket into the chassis by sliding it in until the tabs snap into place. Rotate the drive door up and toward the chassis until it snaps securely into place. Be sure to fold down the drive door handle (see Figure 17 ) so that the front panel can be replaced on th[...]

  • Seite 35

    9. If it is not already connected, connect the other end of the EIDE cable to the IDE1 connector on the system board. NOTICE: You must match the colored strip on the EIDE cable with pin 1 on the IDE1 connector to avoid possible damage to your system. 10. Replace the computer cover and the front panel. Then reconnect your computer and peripherals to[...]

  • Seite 36

    3. Slide the card brace forward until it disengages from the slot in the card guide, then rotate the brace up and lift it away from the chassis. To replace the card brace, perform the following steps: 1. Insert the tab on the end of the card brace into the slot above the card guide at the front of the chassis (see Figure 19 ). 2. Lower the card bra[...]

  • Seite 37

    Figure 21 shows the AGP card extension that occludes PCI slots 1 and 2. The following is a list of valid expansion - card combinations: l One AGP card and five PCI cards l One AGP card, four PCI cards, and one RAID card l One AGP Pro50 card and four PCI cards l One AGP Pro50 card, three PCI cards, and one RAID card One AGP Pro110 card and three PCI[...]

  • Seite 38

    Figure 22. Installing an Expansion Card 5. When the card is firmly seated in the connector, secure the card's mounting bracket to the chassis with the screw you removed in step 5 of the removal procedure. 6. Connect any cables that should be attached to the card. Expansion - Card Guide and Fan Figure 23. Expansion - Card Guide and Fan Removal [...]

  • Seite 39

    To remove an expansion - card guide cooling fan, perform the following steps. 1. Remove the computer cover according to the instructions in " Computer Cover ." 2. Rotate the power supply . 3. Remove the expansion - card guide and fan . 4. Squeeze the tabs on the end of the fan bracket and slide the fan off of the expansion - card guide ( [...]

  • Seite 40

    To remove the chassis intrusion switch and install a replacement, perform the following steps: 1. Disconnectthechassisintrusionswitchcablefromthecontrolpanel(see Figure 26 ). Note the routing of the chassis intrusion cable as you remove the cable from the chassis. The cable is routed through an enlarged hole in the [...]

  • Seite 41

    4. Lift the release latch and slide the power supply about 25 mm (1 inch) toward the front of the system. 5. Continue to apply pressure on the release latch while pulling the power supply towards the front of the computer and rotating the power supply out of the chassis. See the instruction label on the side of the power supply for additional infor[...]

  • Seite 42

    1 CD - ROM drive audio connector 2 Main power 1 connector (desktop chassis) 3 Diskette connector 4 Main power 2 connector (desktop chassis) 5 Battery 6 RIMM (memory) sockets 7 SCSI narrow connector 8 Secondary EIDE connector 9 Suspend - To - RAM LED 10 Jumper block (see " System Board Jumpers ") 11 System board screw 12 LVD SCSI connector[...]

  • Seite 43

    System Board Jumpers Figure 29 shows the location of the jumpers on the system board. Table1 lists the system board jumpers and their settings. Figure 29. System Board Jumpers Jumpers are small blocks on a circuit board with two or more pins emerging from them. Plastic plugs containing a wire fit down over the pins. The wire connects the pins an[...]

  • Seite 44

    RIMMs To remove a Rambus in - line memory module (RIMM), perform the following steps. 1. Remove the computer cover according to the instructions in " Computer Cover ." 2. Press the securing clips outward simultaneously until the RIMM disengages and pops out slightly from the socket (see Figure 30 ). Figure 30. RIMM Removal To install a RI[...]

  • Seite 45

    2. If necessary, remove any RIMMs that occupy sockets in which you plan to install the RIMMs. 3. Install the RIMMs. a. Locate the plastic securing clips at each end of the socket (see Figure 31 ). b. Press the clips outward until they snap open. c. Press the RIMM straight into the slot running down the center of the socket until the securing tabs s[...]

  • Seite 46

    1. Remove the computer cover . 2. Rotate the power supply . 3. Remove the existing microprocessor from its connector. Squeeze in on the two pairs of tabs on the airflow shroud and lift it away. Press outward on the guide bracket tabs to release them from the processor/heat sink assembly. Remove the two thumbscrews. Then pull the processor/heat sink[...]

  • Seite 47

    Press the processor firmly into its connector until it is fully seated. You must use up to 25 lb of force to fully seat the processor in its connector. 5. Install the two thumbscrews. 6. Replace the airflow shroud. 7. Rotate the power supply back into position, making sure that the securing tab snaps into place. 8. Replace the computer cover, and r[...]

  • Seite 48

    Battery Figure 35. Battery Removal  To remove the system battery, perform the following steps: 1. If possible, enter System Setup and print the System Setup screens. 1 Battery 2 Socket CAUTION: There is a danger of the new battery exploding if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by t[...]

  • Seite 49

    To remove the system board, perform the following steps. 1. Remove the computer cover . 2. Disconnect all cables from their connectors at the back of the computer. 3. Rotate the system power supply . 4. Disconnect all cables from the system board. 5. Remove the RIMMs . 6. Remove the airflow shroud, the primary processor, and the secondary processor[...]