Dell DCDO manual Cleaning Your Computer, Computer, Keyboard, and Monitor, Mouse Non-Optical

Page 23

Cleaning Your Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

Computer, Keyboard, and Monitor

CAUTION: Before you clean your computer, disconnect the computer from the electrical outlet. Clean your computer with a soft cloth dampened with water. Do not use liquid or aerosol cleaners, which may contain flammable substances.

Use a vacuum cleaner with a brush attachment to gently remove dust from the slots and holes on your computer and from between the keys on the keyboard.

NOTICE: Do not wipe the display screen with a soap or alcohol solution. Doing so may damage the antiglare coating.

To clean your monitor screen, lightly dampen a soft, clean cloth with water. If possible, use a special screen-cleaning tissue or solution suitable for the monitor’s antistatic coating.

Wipe the keyboard, computer, and plastic part of the monitor with a soft cleaning cloth moistened with water.

Do not soak the cloth or let water drip inside your computer or keyboard.

Mouse (Non-Optical)

1Turn the retainer ring on the underside of your mouse counterclockwise, and then remove the ball.

2Wipe the ball with a clean, lint-free cloth.

3Blow carefully into the ball cage to dislodge dust and lint.

4Clean the rollers inside the ball cage with a cotton swab moistened lightly with isopropyl alcohol.

5Recenter the rollers in their channels, as needed. Ensure that fluff from the swab is not left on the rollers.

6Replace the ball and retainer ring, and then turn the retainer ring clockwise until it clicks into place.

Quick Reference Guide

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Contents Dell Precision T7400 Quick Reference Guide September YT561 Contents Contents Dell Precision User’s Guide Finding InformationWhat Are You Looking For? Find It Here Drivers and Utilities DiscDell Product Information Guide Warranty informationService Tag and Microsoft Windows Product Key Dell Support Website support.dell.com Operating System Disc Windows Help and Support CenterClick Start→ Help and Support Dell Supported Linux Sites Setting Up Your ComputerSwitching From Tower to Desktop Orientation Changing Between Tower and Desktop OrientationsSwitching From Desktop to Tower Orientation Installing Your Computer in an EnclosureQuick Reference Guide Quick Reference Guide Microsoft Windows XP Transferring Information to a New ComputerUnder Now go to your old computer, click Next E a T E a W I Z a R D D I S K Microsoft Windows Vista Power Protection DevicesLine Conditioners Uninterruptible Power SuppliesSurge Protectors Drive bays About Your ComputerFront View Tower Orientation 5.25-inchPower button When a device such as your CD drive is operatingConnector ConnectorsBack panel Power connector Connect the power cable Card slotsBack View Tower Orientation One PCI-X slotBack Panel Connectors Setup in you User’s Guide When setting up multiple network connections such asKeys, cameras, or bootable USB devices USB connectorMouse Non-Optical Cleaning Your ComputerComputer, Keyboard, and Monitor CDs and DVDs Troubleshooting ToolsPower Lights Floppy DriveQuick Reference Guide Light Pattern Diagnostic LightsDiagnostic Light Codes During Post Suggested ResolutionLight Pattern Problem Description Suggested Resolution Light Pattern Different card and restart If the problem persists, reinstallCard installed. If the computer starts Card you removed, and then removeCode Description Suggested Remedy Repetitive Short beeps Beep CodesCode Cause Supported by your computer Ensure that the memory you are using isIf the problem persists, contact Dell see System MessagesHardware Troubleshooter Fix a Problem section, click Hardware TroubleshooterStarting the Dell Diagnostics From Your Hard Drive Dell DiagnosticsWhen to Use the Dell Diagnostics Quick Reference Guide Option Function Dell Diagnostics Main MenuTo your computer Test based on the symptom of the problem you are havingTab Function Click Start and click My Computer TroubleshootingBattery Problems Drive ProblemsManagement modes Optical Drive ProblemsProblems Writing to an Optical Drive Hard Drive ProblemsClick Properties→ Tools→ Check Now Mail, Modem, and Internet ProblemsClick Start and click Computer Right-click Local Disk C Do not use these characters in filenames Error MessagesClick Start → All Programs→ Modem Diagnostic Tool Click Start→ All Programs→ Modem HelperSystem Setup Options in your User’s Guide Ieee 1394 Device ProblemsClick Uninstall See the program documentation for installation instructionsContact the Ieee 1394 device manufacturer Keyboard ProblemsLockups and Software Problems See Contacting Dell in your User’s GuideProgram crashes repeatedly Computer stops respondingProgram stops responding Click End TaskSolid blue screen appears Memory ProblemsOther software problems Click Start→ Control Panel→ Mouse Mouse ProblemsAdjust the settings as needed Simultaneously press CtrlEsc to display the Start menuDiagnostic Lights on Network ProblemsPower Problems If the printer is listed, right-click the printer icon Printer ProblemsIf the scanner is listed, Windows recognizes the scanner Scanner ProblemsClick Start → Control Panel→ Hardware and Sound→ Printer If your scanner is listed, Windows recognizes the scannerNo sound from speakers Sound and Speaker ProblemsNo sound from headphones Screen is blank Video and Monitor ProblemsScreen is difficult to read Only part of the screen is readable Click Start→ Control Panel→ Appearance and Themes3D image quality is poor Index IndexIndex Index Index Index Index Dell Precision T7400 Guide de référence rapide Remarques, avis et précautions Nettoyage de votre ordinateur Configuration de votre ordinateurPropos de votre ordinateur Table des matières Disque Drivers and Utilities Recherche dinformationsRemarque Le disque Drivers Que recherchez-vous ? Trouvez-le iciDell→ Guides système Guide dutilisation Dell PrecisionCliquez sur Démarrer→ Aide et Microsoft Windows Le numéro de service et le code deNuméro de service et clé du produit Service expressForum clients Discussion en ligne Que recherchez-vous ?Articles de techniciens, cours en ligne Et questions fréquemment poséesSélections Configuration Utilities UtilitairesCliquez sur Drivers & Downloads Remarque Linterface utilisateurSites Dell dinformations sur Linux Dinstallation du système dexploitationDisque Operating System Remarque La couleur du disquePassage du mode tour au mode bureau Configuration de votre ordinateurPassage du mode tour en mode bureau Passage du mode bureau au mode tour Installation de votre ordinateur dans un espace ferméGuide de référence rapide Guide de référence rapide Transfert dinformations vers un nouvel ordinateur Cliquez sur Suivant Cliquez sur Démarrer→ Exécuter Microsoft Windows Vista Onduleurs Protecteurs de surtensionFiltres de ligne Propos de votre ordinateur Vue avant mode tourSpéciale pour Baie de lecteurPouces avec Face avantVue arrière mode tour Connecteurs du panneau arrière Lordinateur et un réseau à 1000 Mbps soit 1 Gbps Voyant dintégritéDe la liaison Réseau à 10 Mbps et lordinateur Un réseau à 100 Mbps et lordinateurSouris non optique Nettoyage de votre ordinateurOrdinateur, clavier et moniteur Voyants dalimentation Outils de dépannageLecteur de disquette CD et DVDGuide de référence rapide Panne possible Réinstallez le processeur voir Du processeur Voyants de diagnosticDans votre ordinateur Le cas échéant, installez une carteVoir «Pour prendre contact avec Dell» Graphique au fonctionnement connuLa carte système Carte et redémarrez lordinateur Si lincident persiste, réinstallez laChaque carte installée. Si lordinateur Carte retirée, puis enlevez une autreCouleurs des voyants Description du Codes sonoresRépétitifs Code DescriptionMessages système Damorçage dans le lecteur et redémarrez lordinateur Dépanneur des conflits matériels Quand utiliser Dell DiagnosticsDémarrage de Dell Diagnostics à partir du disque dur Jusquà lapparition du Boot Device Menu Menu de démarrage Option Fonction Menu principal de Dell DiagnosticsTous les périphériques connectés DépannageOnglet Fonction Cliquez sur Démarrer, puis cliquez sur Poste de travail Problèmes de pileProblèmes de lecteur 100 Problèmes de lecteur optiqueProblèmes décriture vers un lecteur optique Cliquez sur Propriétés→ Outils→ Vérifier maintenant Problèmes de disque dur101 102 Une disquette, un CD ou un DVD amorçable Messages derreur103 Nutilisez pas ces caractères dans les noms de fichiers104 Cliquez sur Démarrer, puis sur Panneau de configurationProblèmes de périphérique Ieee Problèmes de clavierLordinateur ne répond plus Problèmes de blocage et problèmes logiciels105 Lordinateur ne démarre pasAutres problèmes logiciels 106Un programme se bloque fréquemment Un écran bleu uni apparaît107 Problèmes de mémoire108 Cliquez sur Démarrer→ Panneau de configuration→ SourisProblèmes de souriss Problèmes de réseau109 Voir «Voyants de diagnostic» à laProblèmes dalimentation 110 Problèmes dimprimanteSi le scanner est répertorié, Windows le reconnaît Problèmes de scanner111 Si votre scanner est répertorié, Windows le reconnaîtLes écouteurs némettent aucun son Problèmes de son et de haut-parleurs112 Les haut-parleurs némettent aucun sonLécran est vide Incidents liés à laffichage et au moniteur113 Lécran est difficilement lisible 114Seule une partie de lécran est lisible 115La qualité de limage 3D est insuffisante 116 117 118 119 120 Smart121 122 Dell Precision T7400 Guia de referência rápida Observações, avisos e cuidados 125 126 Disco Drivers and Utilities Drivers e utilitários Como obter informações127 Que está procurando?Guias do sistema 128Que está procurando? Encontre aqui Guia do usuário do Dell PrecisionEtiqueta de serviço 129Código de serviço expresso Negócios para ver o site de suporte 130Em inglês 131 Sites Linux apoiados pela Dell 132Disco do sistema operacional Sistema operacional adquirido133 Como configurar o seu computadorComo alternar entre as orientações de torre e de mesa Como mudar da orientação em torre para a orientação de mesa134 Como instalar o computador em um compartimentoComo mudar da orientação de mesa para a orientação em torre 135 136 137 Como transferir informações para um novo computador138 139 140 Clique em Iniciar→ Executar141 Dispositivos de proteção de energiaProtetores contra surtos de tensão Estabilizadores de linha142 Fontes de alimentação ininterrupta UPS143 Sobre o computadorVista frontal orientação de torre 144 145 Vista traseira orientação de torre146 Conectores do painel traseiro147 148 Como limpar o computadorComputador, teclado e monitor Mouse convencional não ópticoLuzes de energia Ferramentas para a solução de problemasUnidade de disquetes CDs e DVDs150 Padrão das luzes Luzes de diagnósticoCódigos das luzes de diagnóstico durante o Post 151152 Padrão das luzes Descrição do problema Solução proposta153 154 Código Causa Códigos de bipe155 Ocorreu outra falha Certifique-se de que todos os cabos dasCódigo Descrição Solução proposta Bipes 156Bipes Curtos repetitivos Mensagens do sistema157 Código DescriçãoDisquete inicializável e reinicie o computador 158159 Solucionador de problemas de hardwareQuando usar o Dell Diagnostics 160 Como iniciar o Dell Diagnostics pelo disco rígido161 Opção Função Menu principal do Dell Diagnostics162 Dispositivos conectados Solução de problemas163 Guia FunçãoClique em Iniciar e clique em Meu Computador Problemas na bateriaProblemas nas unidades 164165 Problemas de unidade ópticaProblemas de gravação em uma unidade óptica Problemas de disco rígidoClique em Propriedades→ Ferramentas→ Verificar agora Problemas de e-mail, de modem e de Internet166 Clique em Iniciar→ Todos os programas→ Auxiliar de modem Mensagens de erro167 168 Clique em Iniciar e clique em Painel de controle Problemas em dispositivos IeeeProblemas de teclado 169Computador pára de responder Problemas de travamento e de software170 Computador não iniciaUma tela inteiramente azul aparece Outros problemas de software171 Um programa trava repetidamente172 Problemas de memóriaProblemas de mouse Clique em Iniciar→ Painel de controle→ Mouse Problemas de redeAjuste as configurações conforme a necessidade 173174 Problemas de fornecimento de energia175 Problemas da impressoraOs alto-falantes não emitem sons Problemas de scanner176 Os fones de ouvido não emitem sons Problemas de vídeo e de monitor177 Se for difícil ler a tela 178Tela está vazia Clique em Iniciar→ Painel de controle→ Aparência e temas 179Interferência Apenas uma parte da tela está legível 180Qualidade da imagem 3D é ruim Índice remissivo 181182 183 184 185 186 Dell Precision T7400 Guía de referencia rápida Notas, avisos y precauciones 189 190 Disco Drivers and Utilities Controladores y utilidades Localización de información191 ¿Qué busca?Usuario de Dell→ Guías del sistema 192¿Qué busca? Aquí lo encontrará Guía del usuario de Dell PrecisionAgujero para evitar que se quite Guía de referencia rápida 193De Microsoft Windows Técnica apropiado 194Sitio Web de soporte técnico de Dell Support.dell.comDe Windows 195Centro de ayuda y soporte técnico Sitios de Linux compatibles con Dell 196Disco del sistema operativo Que haya pedido197 Configuración de su equipoCambio entre las orientaciones de torre y de escritorio Cambio de la orientación de torre a la escritorio198 Instalación del equipo en un lugar cerradoCambio de la orientación de escritorio a la de torre 199 200 201 Transferencia de la información a un equipo nuevo202 203 204 205 Dispositivos de protección de la alimentaciónProtectores contra sobretensión 206 Acondicionadores de líneaSistemas de alimentación ininterrumpida 207 Acerca de su equipoVista frontal orientación de torre 208 209 Vista posterior orientación de torre210 Conectores del panel posterior211 212 Limpieza del equipoEquipo, teclado y monitor Ratón no ópticoIndicadores luminosos de alimentación Herramientas para la solución de problemasUnidad de disco flexible CD y DVD214 215 Indicadores luminosos de diagnóstico216 217 218 Patrón de Descripción del Indicadores Problema LuminososCódigos de sonido 219Sonidos 220Código Descripción Código Descripción Remedio sugerido Sonidos Mensajes del sistema221 222 223 Haga clic en Inicio→ Ayuda y soporte técnico224 Cuándo usar los Dell DiagnosticsInicio de Dell Diagnostics desde la unidad de disco duro 225 Opción Función Menú principal de Dell Diagnostics Diagnósticos Dell226 De todos los dispositivos conectados a él 227Ficha Función La lista de dispositivos del panel izquierdo de la pantalla228 Solución de problemasProblemas con la batería 229 Problemas con las unidadesProblemas de la unidad óptica 230 Problemas para grabar en una unidad ópticaProblemas con la unidad de disco duro Problemas con el correo electrónico, el módem e Internet231 232 Mensajes de errorDisquete, un CD o un DVD de inicio Problemas con el dispositivo Ieee233 Inserte un disco en la unidad y vuelva a intentarloEl equipo no se inicia Problemas con el tecladoBloqueos y problemas con el software 234Haga clic en Finalizar tarea 235El equipo no responde Un programa no respondeAparece una pantalla azul fija Problemas con la memoriaOtros problemas con el software 236Haga clic en Inicio→ Panel de control→ Mouse Problemas con el ratón237 Pulse CtrlEsc simultáneamente para mostrar el menú InicioPágina Problemas de redProblemas con la alimentación 238239 240 Problemas con la impresoraDe problemas Incluida con el escáner para obtener instrucciones Problemas con el escáner241 Los altavoces no emiten ningún sonido Problemas con el sonido y los altavoces242 La pantalla aparece en blanco Problemas con el vídeo y el monitor243 Los auriculares no emiten ningún sonidoResulta difícil leer la pantalla 244Solo se puede leer parte de la pantalla 245Haga clic en Inicio→ Panel de control→ Apariencia y temas La calidad de imagen 3D es mala246 247 248 249 250 251 252
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DCDO specifications

The Dell DCDO, C100J, represents a significant advancement in the realm of data center technology, focusing on providing enhanced operational efficiency, scalability, and improved performance. Designed with modern enterprises in mind, the C100J integrates cutting-edge features that cater to an array of data center needs.

One of the standout features of the Dell C100J is its modular architecture. This design allows organizations to expand their infrastructure incrementally, ensuring that they can scale according to their growth requirements without incurring hefty upfront costs. The modularity of the C100J makes it versatile, allowing it to adapt to varying workloads and applications efficiently.

Performance-wise, the Dell C100J is equipped with high-speed processing capabilities. It supports the latest generation of Intel Xeon processors, which provide substantial processing power while maintaining energy efficiency. This ensures that enterprises can run demanding applications seamlessly, from data analytics to virtualization, all while consuming less power compared to older models.

Networking is another critical aspect of the Dell C100J. It comes with advanced networking options, including support for 25GbE and 40GbE interfaces, facilitating faster data transmission and reduced latency. This feature is especially beneficial for organizations with high data throughput requirements, enabling them to handle large data sets and ensure quick access to critical information.

Storage flexibility is integral to the Dell DCDO's appeal. The C100J can support various storage options, including SSDs for high-performance tasks and HDDs for cost-effective data storage. Its RAID support further enhances data security and performance, giving users peace of mind regarding data integrity.

Additionally, the Dell C100J is designed with a focus on energy efficiency and Lifecycle management. Its innovative cooling technology optimizes airflow, reducing energy consumption while ensuring that components operate within optimal thermal conditions. This results in lower operational costs and supports corporate sustainability initiatives.

Moreover, management features such as Dell's OpenManage software provide seamless monitoring and management of hardware configurations, firmware updates, and system health checks, enabling IT teams to focus more on strategic initiatives rather than routine maintenance.

In summary, the Dell DCDO, C100J encapsulates a blend of performance, flexibility, and efficiency. Its modular design, high-speed processing capabilities, advanced networking features, and robust management tools make it an ideal choice for enterprises aiming to enhance their data center operations while preparing for future growth.