Manuale d’uso / di manutenzione del prodotto P21T del fabbricante Dell
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Dell Latitude 3150 Owner's Manual Regulatory Model: P21T Regulatory Type: P21T001.
Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
Contents 1 Working on Your Computer................................................................................ 5 Before Working Inside Your Computer ................................................................................................ 5 Turning Off Your Computer .
Installing the Heatsink ......................................................................................................................... 27 Removing the System Board ............................................................................
1 Working on Your Computer Before Working Inside Your Computer Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your personal safety.
3. If the computer is connected to a docking device (docked), undock it. CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device. 4. Disconnect all network cables from the computer.
* On the Home screen, click and then select Shut down . • In Windows 7: 1. Click Start . 2. Click Shut Down. or 1. Click Start . 2. Click the arrow in the lower-right corner of the Start menu as shown below, and then click Shut Down . 2. Ensure that the computer and all attached devices are turned off.
2 Removing and Installing Components This section provides detailed information on how to remove or install the components from your computer. Recommended Tools The procedures in this document may req.
Installing the Base Cover 1. Place the base cover to align with the screw holders on the computer. 2. Tighten the screws to secure the base cover to the computer. 3. Follow the procedures in After Working Inside Your Computer . Removing the Battery 1.
Installing the Battery 1. Insert the battery into its place on the computer. 2. Connect the battery cable to its connector on the system board. 3. Fix the adhesive tape to secure the battery cable. 4. Tighten the screws to secure the battery to the computer.
Installing the Audio Board 1. Insert the audio board into its place on the computer. 2. Tighten the screw to secure the audio board to the computer. 3. Connect the audio-board cable to its connector on the system board. 4. Install the: a. battery b. base cover 5.
4. Remove the screws that secure the display hinges to the computer [1] and open the display [2]. 5. Pull the keyboard base assembly away from the display assembly to separate them.
Installing the Display Assembly 1. Place the display assembly on the computer chassis. 2. Adjust the display hinges to align with the screw holders on the computer chassis. 3. Tighten the screws to secure the display assembly to the computer. 4. Connect the display cable to its connector on the system board.
4. Pry the edges to release the display bezel [1] and remove the display bezel from the display assembly [2]. Installing the Display Bezel 1. Place the display bezel on the display assembly. 2. Starting from the top corner, press on the display bezel and work around the entire bezel until it snaps on to the display assembly.
b. battery c. base cover 6. Follow the procedures in After Working Inside Your Computer . Removing the Display Panel 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove the: a. base cover b. battery c. display assembly d. display bezel 3.
5. Disconnect the eDP cable from its connector [1] and remove the display panel from the display assembly [2]. Installing the Display Panel 1. Connect the eDP cable to its connector and fix the adhesive tape. 2. Place the display panel to align with the screw holders on the display assembly.
Installing the Camera 1. Insert the camera into its place on the display assembly. 2. Connect the camera cable to its connector on the display assembly. 3. Install the: a. display bezel b. display assembly c. battery d. base cover 4. Follow the procedures in After Working Inside Your Computer .
Installing the Power-Connector Port 1. Insert the power-connector port into its place on the computer. 2. Connect the power-connector port cable to its connector on the system board. 3. Install the: a. display assembly b. battery c. base cover 4. Follow the procedures in After Working Inside Your Computer .
4. Remove the hard-drive assembly from the computer. 5. Pull to release the hard-drive cable from its connector on the hard-drive assembly. 19.
6. Remove the screws that secure the hard-drive bracket to the hard drive [1] and remove the hard drive from the hard-drive bracket [2]. Installing the Hard-Drive Assembly 1. Place the hard drive within the hard-drive assembly, align the screw holders, and tighten the screws to secure the hard-drive bracket.
a. battery b. base cover 7. Follow the procedures in After Working Inside Your Computer . Removing the LED Board 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove the: a. base cover b. battery c. hard-drive assembly 3. Perform the following steps: a.
b. battery 3. Pry the clips securing the memory module until the memory pops-up and remove the memory from the system board. Installing the Memory 1. Insert the memory on the memory socket until the clips secure the memory. 2. Install the: a. battery b.
Installing the Coin-Cell Battery 1. Insert the coin-cell battery in its place on the computer. 2. Route the coin-cell battery cable along its routing channels. 3. Fix the adhesive tape to secure the coin-cell battery cable. 4. Connect the coin-cell battery cable to its connector on the system board.
Installing the Keyboard Trim 1. Insert the keyboard trim to the keyboard until it snaps in its place. 2. Follow the procedures in After Working Inside Your Computer . Removing the Keyboard 1. Follow the procedures in Before Working Inside Your Computer .
5. Perform the following steps: a. Pry the keyboard to release it from the computer [1]. b. Remove the keyboard from the computer [2]. Installing the Keyboard 1. Place the keyboard to align with the screw holders on the computer. 2. Flip the computer and connect the keyboard cable to its connector on the system board.
Removing the WLAN Card 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove the: a. base cover b. battery 3. Perform the following steps: a. Remove the screw that secures the metal bracket to the WLAN card [1]. b. Remove the metal bracket to access the WLAN cables [2].
4. Perform the following steps: a. Remove the screws that secure the heatsink to the system board [1] [2] [3]. b. Remove the heatsink from the system board [4]. Installing the Heatsink 1. Insert the heatsink into its place on the system board. 2. Place the metal bracket and tighten the screws to secure the metal bracket to the system board.
Removing the System Board 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove the: a. base cover b. battery c. memory d. heatsink 3. Disconnect the following cables from the system board [1] [2]: a. keyboard b. touchpad c. LED board d.
Installing the System Board 1. Insert the system board into its place on the computer. 2. Tighten the screws to secure the system board to the computer. 3. Connect the following cables to their connectors on the system board: a. display b. coin-cell battery and power-connector port c.
Installing the Speaker 1. Insert the speaker into its place on the computer. 2. Tighten the screws to secure the speaker to the computer. 3. Install the: a. system board b. heatsink c. memory d. battery e. base cover 4. Follow the procedures in After Working Inside Your Computer .
3 System Setup System Setup enables you to manage your computer hardware and specify BIOS ‐ level options. From the System Setup, you can: • Change the NVRAM settings after you add or remove hardw.
Table 1. Navigation Keys Keys Navigation Up arrow Moves to the previous field. Down arrow Moves to the next field. <Enter> Allows you to select a value in the selected field (if applicable) or follow the link in the field. Spacebar Expands or collapses a drop ‐ down list, if applicable.
Option Description Advanced Boot Options Allows you to enable the Legacy Option ROMs during the UEFI boot mode. This option is enabled by default. Date/Time Allows you to set the date and time. Table 3. System Configuration Option Description Integrated NIC Allows you to configure the integrated network controller.
Option Description • Enable External USB Port • Enable USB 3.0 Controller Default Setting: All the options are enabled. USB PowerShare Allows you to configure the behavior of the USB PowerShare feature. The option is disabled by default. • Enable USB PowerShare Audio Allows you to enable or disable the integrated audio controller.
Option Description Default Setting: Not set Internal HDD-0 Password Allows you to set, change, or delete the administrator (admin) password. Default Setting: Not set Strong Password Allows you to enforce the option to always set strong passwords. Default Setting: Enable Strong Password is disabled.
Table 6. Secure Boot Option Description Secure Boot Enable Allows you to enable or disable the secure boot. The options are: • Disabled • Enabled (Default Setting) Expert Key Management Allows you to manipulate the security key databases only if the system is in Custom Mode.
Option Description • Wake on AC Auto On Time Allows you to set the time at which the computer must turn on automatically. The options are: • Disabled (Default Setting) • Every Day • Weekdays • Select Days USB Wake Support Allows you to enable the USB devices to wake the computer from standby mode.
Table 9. POST Behavior Option Description Adapter Warnings Allows you to activate the adapter warning messages when certain power adapters are used. The option is enabled by default. • Enable Adapter Warnings Keypad (Embedded) Allows you to choose one of two methods to enable the keypad that is embedded in the internal keyboard.
Table 11. Wireless Option Description Wireless Switch Allows you to determine which wireless device can be controlled by the wireless switch. The options are: • Bluetooth • WLAN All options are enabled by default. NOTE: For Windows 8.1 Operating System, the Wireless Switch option is directly controlled by the OS driver.
Updating the BIOS It is recommended to update your BIOS (system setup), on replacing the system board or if an update is available. For laptops, ensure that your computer battery is fully charged and connected to a power outlet 1. Re-start the computer.
Assigning a System Password and Setup Password You can assign a new System Password and/or Setup Password or change an existing System Password and/or Setup Password only when Password Status is Unlocked . If the Password Status is Locked , you cannot change the System Password.
4 Technical Specifications NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information about the configuration of your computer, go to Help and Support in your Windows operating system and select the option to view information about your computer.
Audio Speakers Two (2W per channel) Internal speaker amplifier Two (2W per channel) Volume controls Software program menus, media controls, and keyboard function keys Communications Network adapter 10/100/1000 Mbps Ethernet LAN Wireless • Intel Dual Band Wireless- 7265 802.
Display Horizontal HD +40/- 40 degrees Vertical HD +10/-30 degrees Pixel pitch 0.2148 mm x 0.2148 mm Keyboard Number of keys • United States and Canada: 82 keys • Europe and Brazil: 83 keys • Japan: 86 keys Touchpad Active Area: X-axis 102.40 mm (4.
AC Adapter Type 65W 65W HF-free / Non-HF free 90W (India only) Rated output voltage 19.50 VDC 19.50 VDC 19.5 VDC Dimensions: Height 22.00 mm (0.87 inch) 28.00 mm (1.10 inches) 32.00 mm (1.30 inches) Width 66.00 mm (2.60 inches) 47.00 mm (1.90 inches) 52.
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5 Diagnostics If you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of running diagnostics is to test your computer's hardware without requiring additional equipment or risking data loss.
1. Shutdown the computer. 2. Press and hold the <fn> key, while pressing the power button, and then release both. The Enhanced Pre-boot System Assessment window displays, listing all devices detected in the computer. The diagnostics starts running the tests on all the detected devices.
Storage LED Power LED Wireless LED Fault Description Blinking Solid Blinking The display encountered a problem during initialization. Off Blinking Blinking The modem is preventing the system from completing POST Off Blinking Off Memory failed to initialize or memory is unsupported.
6 Contacting Dell 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. Dell provides several online and telephone-based support and service options.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Dell P21T è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Dell P21T - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Dell P21T imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Dell P21T ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Dell P21T, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Dell P21T.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Dell P21T. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Dell P21T insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
