Dell 469-3486 manuale d’uso

Dell Vostro 2520 Owner's Manual Regulatory Model: P18F Regulatory Type: P18F0032[...]

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. © 2012 Dell Inc[...]

Contents Notes, Cautions, and Warnings ...................................................................................................2 1 Working on Your Computer .......................................................................................................5 Before Working Inside Your Computer ..........................................[...]

Removing the Processor ......................................................................................................................................... 25 Installing the Processor .......................................................................................................................................... 26 Removing the System[...]

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. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: • You have performed the steps in Working o[...]

6. Close the display and turn the computer upside-down on a flat work surface. NOTE: To avoid damaging the system board, you must remove the main battery before you service the computer. 7. Remove the main battery. 8. Turn the computer top-side up. 9. Open the display. 10. Press the power button to ground the system board. CAUTION: To guard against[...]

CAUTION: To connect a network cable, first plug the cable into the network device and then plug it into the computer. 3. Replace the battery. 4. Connect your computer and all attached devices to their electrical outlets. 5. Turn on your computer. 7[...]

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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 require the following tools: • Small flat-blade screwdriver • Phillips screwdriver • Small plastic scribe Removing the Battery 1. Follow the proced[...]

Installing the Battery 1. Slide the battery into its slot until it clicks into place. 2. Follow the procedures in After Working Inside Your Computer . Removing the Secure Digital (SD) Card 1. Follow the procedures in Before Working Inside Your Computer . 2. Press in on the SD memory card to release it from the computer. 3. Slide the memory card out[...]

4. Flip the computer and remove the hinge cover. Installing the Hinge Cover 1. Install the hinge cover and press on it to secure it to the computer. 2. Flip the computer and install the screw that secures the hinge cover. 3. Install the battery. 4. Follow the procedures in After Working Inside Your Computer . Removing the Keyboard 1. Follow the pro[...]

4. Flip the keyboard and lay it on the palmrest. 5. Disconnect the keyboard cable from the system board. 6. Remove the keyboard from the computer. 12[...]

Installing the Keyboard 1. Connect the keyboard cable to the system board. 2. Insert the keyboard at an angle of 30 degrees to its compartment. 3. Press down on the keyboard until it clicks into place. 4. Install the battery. 5. Follow the procedures in After Working Inside Your Computer . Removing the Optical Drive 1. Follow the procedures in Befo[...]

Installing the Optical Drive 1. Slide the optical drive into the compartment on the left side of the chassis. 2. Tighten the screw to secure the optical drive to the computer. 3. Install the keyboard. 4. Install the battery. 5. Follow the procedures in After Working Inside Your Computer . Removing the Memory Module 1. Follow the procedures in Befor[...]

Installing the Memory Module 1. Insert the memory module into the memory socket. 2. Press down on the memory module until the retention clips secure the memory module in place. 3. Install the keyboard. 4. Install the battery. 5. Follow the procedures in After Working Inside Your Computer . Removing the Palmrest 1. Follow the procedures in Before Wo[...]

6. Remove the screws that secure the palmrest to the computer. 7. Starting from the left pry up the palmrest and remove it from the computer. Installing the Palmrest 1. Insert the palmrest towards the display screen at a 30–degree angle. 2. Align and adjust the palmrest into position before pressing it down. 3. Connect the power board cable and t[...]

6. Install the keyboard. 7. Install the battery. 8. Follow the procedures in After Working Inside Your Computer . Removing the Power-Button Board 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) keyboard c) palmrest 3. Peel the power-button board cable from the adhesive affixing it to the palmrest. 4. Flip [...]

Installing the Power-Button Board 1. Insert the power-button board cable through the opening. 2. Fix the power-button board to its compartment. 3. Tighten the screw to secure the power-button board. 4. Flip the computer and attach the power-button board cable to the palmrest. 5. Install: a) palmrest b) keyboard c) battery 6. Follow the procedures i[...]

Installing the Hard Drive 1. Install the hard-drive bracket to the hard drive. 2. Tighten the screws that secure the hard-drive bracket. 3. Place the hard drive in its compartment and slide it towards the SATA connector to secure it to the system board. 4. Install: a) palmrest b) keyboard c) battery 5. Follow the procedures in After Working Inside [...]

5. Remove the WLAN card from the computer. Installing the Wireless Local Area Network (WLAN) Card 1. Slide the WLAN card into its slot. 2. Clip on the WLAN card to the latch to secure it in place. 3. Connect the antennae according to the color code on the WLAN card. 4. Install: a) palmrest b) keyboard c) battery 5. Follow the procedures in After Wo[...]

4. Remove the coin-cell battery from the computer. Installing the Coin-Cell Battery 1. Install the coin-cell battery in the coin-cell battery compartment. 2. Connect the coin-cell battery cable to the system board. 3. Install: a) palmrest b) keyboard c) battery 4. Follow the procedures in After Working Inside Your Computer . Removing the USB Board [...]

4. Remove the screw that secures the USB board. 5. Lift up the USB board and remove it from the computer. Installing the USB Board 1. Insert and align the USB board into its compartment on the computer. 2. Install the screw that secures the USB board in place. 3. Connect the USB board cable to the system board. 4. Install: a) palmrest 22[...]

b) optical drive c) keyboard d) battery 5. Follow the procedures in After Working Inside Your Computer . Removing the Microphone 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) keyboard c) palmrest 3. Disconnect the microphone cable from the system board. 4. Lift up and remove the microphone from its compa[...]

4. Follow the procedures in After Working Inside Your Computer . Removing the Heat-Sink Fan Assembly 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) keyboard c) palmrest 3. Disconnect the CPU-fan cable from the system board. 4. Remove the captive screws that secure the heat-sink fan assembly by following t[...]

Installing the Heat-Sink Fan Assembly 1. Place and align the heat-sink fan assembly. 2. Tighten the captive screws to secure the heat-sink fan assembly. 3. Connect the CPU-fan cable to the system board. 4. Install: a) palmrest b) keyboard c) battery 5. Follow the procedures in After Working Inside Your Computer . Removing the Processor 1. Follow th[...]

Installing the Processor 1. Insert the processor into the processor socket. Ensure the processor is properly seated. 2. Tighten the cam-screw in a clockwise direction to the locked position. 3. Install: a) heat-sink fan assembly b) palmrest c) keyboard d) battery 4. Follow the procedures in After Working Inside Your Computer . Removing the System B[...]

4. Remove the screws that secure the system board. 5. Lift up the system board at an angle and slide it out from the LAN, VGA, HDMI, and USB sockets. Installing the System Board 1. Insert the system board with the LAN, VGA, HDMI, and USB connectors into their respective sockets and align the system board in place. 2. Install the screw that secure t[...]

a) processor b) heat-sink fan assembly c) WLAN card d) hard drive e) palmrest f) memory module g) optical drive h) keyboard i) SD memory card j) battery 5. Follow the procedures in After Working Inside Your Computer . Removing the Speakers 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) SD memory card c) k[...]

5. Press the securing latches and lift up the right speaker. 6. Remove the speaker assembly and the speaker cable from the computer. Installing the Speakers 1. Insert and attach the left and right speakers into their respective compartments. 2. Align and route the speaker cable to the chassis. 3. Install: a) system board b) processor c) heat-sink f[...]

d) WLAN card e) hard drive f) palmrest g) memory module h) optical drive i) keyboard j) SD memory card k) battery 4. Follow the procedures in After Working Inside Your Computer . Removing the Display Assembly 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) hinge cover c) keyboard d) palmrest 3. Disconnect [...]

6. Lift up the display assembly and remove it from the computer. Installing the Display Assembly 1. Insert the display assembly hinges into their holders. 2. Install the screw that secure both the hinges in place. 3. Connect the LVDS cable to the system board. 4. Align the WLAN antennae routing cable to its holder and connect the antennae to the WL[...]

d) palmrest e) display assembly 3. Disconnect the power-connector cable from the system board. 4. Remove the screw that secures the power-connector port and bracket. 5. Lift up the power-connector port bracket. 6. Lift up the power connector-port from the computer and remove it. 32[...]

Installing the Power-Connector Port and Bracket 1. Insert the power-connector port and the bracket into its compartment. 2. Align the bracket and tighten the screw that secures the bracket and power connector. 3. Connect the power-connector cable to the system board. 4. Install: a) display assembly b) palmrest c) keyboard d) hinge cover e) battery [...]

Installing the Display Bezel 1. Align the display bezel in line with the top cover. 2. Starting from the bottom edge, press downward on the display bezel until it clicks into place. 3. Install the battery. 4. Follow the procedures in After Working Inside Your Computer . Removing the Camera 1. Follow the procedures in Before Working Inside Your Comp[...]

Installing the Camera 1. Insert and align the camera module to its compartment. 2. Connect the camera cable to the camera module. 3. Install the display bezel. 4. Install the battery. 5. Follow the procedures in After Working Inside Your Computer . Removing the Display Panel 1. Follow the procedures in Before Working Inside Your Computer . 2. Remov[...]

5. Release the wireless antennae from the right hinge. 6. Release the low-voltage differential singnaling (LVDS) cable from the left hinge. 7. Lift up the display panel and brackets from the display top cover. 36[...]

8. Remove the screws on the left and right display brackets. Remove the display panel. Installing the Display Panel 1. Align and place the left and right brackets to the display panel. Tighten the screws and secure the brackets to their positions. 2. Insert and route the display cable and wireless antennae to the left and right hinges. 3. Attach th[...]

Removing the Low-Voltage Differential Signaling (LVDS) Cable 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) hinge cover c) keyboard d) optical drive e) palmrest f) display assembly g) display bezel h) display panel 3. Peel off the tape securing the LVDS cable connection. 4. Disconnect the LVDS cable from [...]

Installing the Low-Voltage Differential Signaling (LVDS) Cable 1. Attach the display cable to the display panel. 2. Connect the display cable connector to the display panel and affix the tape to secure it. 3. Install: a) display panel b) display bezel c) display assembly d) palmrest e) optical drive f) keyboard g) hinge cover h) battery 4. Follow t[...]

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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 hardware • View the system hardware configuration • Enable or disable integrated devices • Set performance and power management thresholds • Manage[...]

Keys Navigation <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. <Tab> Moves to the next focus area. NOTE: For the standard graphics browser only. <Esc> Moves to the previous page till you view the main scr[...]

Advanced Intel SpeedStep Enable or disable the Intel SpeedStep feature. Default: Enabled Virtualization Enable or disable the Intel Virtualization feature. Default: Enabled Integrated NIC Enable or disable the power supply to the on–board network card. Default: Enabled USB Emulation Enable or disable the USB emulation feature. Default: Enabled US[...]

Boot Boot Priority Order Specifies the order of different devices in which the computer will boot through at start up. Hard Disk Drives Specifies which hard drive the computer can boot through. USB Storage Device Specifies which USB storage device the computer can boot through. CD/DVD ROM Drives Specifies which CD/DVD the computer can boot through.[...]

Password Type Description System password Password that you must enter to log on to your system. Setup password Password that you must enter to access and make changes to the BIOS settings of your computer. CAUTION: The password features provide a basic level of security for the data on your computer. CAUTION: Anyone can access the data stored on y[...]

1. In the System BIOS or System Setup screen, select System Security and press <Enter>. The System Security screen is displayed. 2. In the System Security screen, verify that Password Status is Unlocked . 3. Select System Password , alter or delete the existing system password and press <Enter> or <Tab>. 4. Select Setup Password ,[...]

4 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. If you are unable to fix the problem yourself, service and support personnel [...]

• Light off — Battery in full charge mode with AC adapter present. • White light on — Battery in charge mode with AC adapter present. Device Status Lights Turns on when you turn on the computer and blinks when the computer is in a power management mode. Turns on when the computer reads or writes data. Turns on steadily or blinks to indicate[...]

5 Technical Specifications NOTE: Offerings may vary by region. For more information regarding the configuration of your computer, click Start (Start icon) → Help and Support , and then select the option to view information about your computer. Table 2. System Information Feature Specification Chipset Intel HM75 Express chipset DRAM bus width 64-b[...]

Feature Specification External microphone-in/stereo headphones/external speakers connector Speakers 2 x 2 Watt Volume controls keyboard function keys and program menus Table 6. Video Feature Specification Video type • integrated on system board • discrete Data bus: UMA integrated video Discrete • PCI-E x16 Gen1 • PCI-E x16 Gen2 Video contro[...]

Feature Specification Network adapter one RJ-45 connector USB three 4-pin USB, 2.0-compliant connectors Media card reader one 3-in-1 (SD/MMC/MS) Table 10. Display Feature Vostro 2420 Vostro 2520 Type HD WLED TrueLife; HD WLED AG Size 14.0 inches 15.0 inches Dimensions: Height 192.50 mm (7.58 inches) 193.50 mm (7.62 inches) Width 324.00 mm (12.76 in[...]

Table 13. Battery Feature Specification Type 6-cell lithium ion (2.20 Whr) Dimensions: Height 20.20 mm (0.80 inch) Width 208.36 mm (8.20 inches) Depth 56.52 mm (2.22 inches) Weight 0.33 kg (0.73 lb) Charge time approximately 4 hours (when the computer is turned off) Voltage 11.1 VDC Temperature range: Operating 0 °C to 35 °C (32 °F to 95 °F) No[...]

Feature Specification Operating 0 °C to 40 °C (32 °F to 104 °F) Non-operating –40 °C to 70 °C (–40 °F to 158 °F) Table 15. Physical Feature Specification Vostro 2420: Height (with a WLED panel) 31.50 mm to 34.70 mm (1.24 inches to 1.36 inches) Width 342.00 mm (13.46 inches) Depth 244 mm (9.60 inches) Weight (minimum) 2.2 kg (4.85 lb) Vo[...]

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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. Availability varies by country and product, and some services may not be available in your are[...]