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Dell Vostro 2421 User Manual

Dell Vostro 2421
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Dell Vostro 2421
Owner's Manual
Regulatory Model: P37G
Regulatory Type: P37G001

Table of Contents

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Dell Vostro 2421 Specifications

General IconGeneral
Form factorClamshell
Product typeLaptop
Product colorSilver
Market positioningBusiness
Bus typeDMI
SteppingL1
Tjunction105 °C
Processor cache3 MB
Processor cores2
System bus rate5 GT/s
Processor familyIntel® Core™ i5
Processor seriesIntel Core i5-3300 Mobile series
Processor socketBGA 1023
Processor threads4
Processor codenameIvy Bridge
Processor frequency1.8 GHz
Processor cache typeSmart Cache
Processor lithography22 nm
Processor manufacturerIntel
Processor front side bus- MHz
PCI Express slots version2.0
Processor boost frequency2.7 GHz
Processor operating modes64-bit
ECC supported by processorNo
PCI Express configurations1x16, 2x8, 1x8+2x4
Thermal Design Power (TDP)17 W
CPU multiplier (bus/core ratio)18
Maximum number of PCI Express lanes16
Motherboard chipsetIntel HM76 Express
Memory slots2x SO-DIMM
Internal memory4 GB
Memory clock speed1600 MHz
Memory form factorSO-DIMM
Internal memory typeDDR3-SDRAM
Maximum internal memory8 GB
Memory layout (slots x size)1 x 4 GB
LightScribe-
AC adapter includedYes
Disc types supportedCD, DVD
Intel® Virtualization Technology (Intel® VT)VT-d, VT-x
HDD interfaceSATA
Storage mediaHDD
Optical drive typeDVD Super Multi
Total storage capacity500 GB
Number of HDDs installed1
Pixel pitch0.2265 x 0.2265 mm
Display diagonal14 \
Display brightness200 cd/m²
Display resolution1366 x 768 pixels
Native aspect ratio16:9
On-board graphics card ID0x166
Discrete graphics card modelNot available
On-board graphics card modelIntel® HD Graphics 4000
On-board graphics card familyIntel® HD Graphics
On-board graphics card base frequency350 MHz
On-board graphics card dynamic frequency (max)1100 MHz
Speaker power2 W
Front camera resolution (numeric)1 MP
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN data rates10, 100 Mbit/s
Charging port typeDC-in jack
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
eSATA/USB 2.0 ports quantity0
Pointing deviceTouchpad
Operating system installedFreeDOS
Processor codeSR0XL
Processor ARK ID72055
Processor package size31 x 24 (BGA1023) mm
Supported instruction setsAVX
Intel Identity Protection Technology version1.00
Battery capacity48 Wh
Battery life (max)7 h
Number of battery cells6
AC adapter power65 W
AC adapter frequency50 - 60 Hz
AC adapter input voltage100 - 240 V
AC adapter output current3.34 A
AC adapter output voltage19.5 V
Cables includedAC
Operating altitude-15.2 - 3048 m
Non-operating altitude-15.2 - 10668 m
Storage temperature (T-T)-40 - 65 °C
Operating temperature (T-T)0 - 35 °C
Storage relative humidity (H-H)10 - 95 %
Operating relative humidity (H-H)10 - 90 %
Sustainability certificatesEPEAT Silver, ENERGY STAR
Weight and Dimensions IconWeight and Dimensions
Depth245 mm
Width346 mm
Height25.4 mm
Weight2180 g

Summary

Working on Your Computer

Before Working Inside Your Computer

Safety guidelines to protect your computer and ensure personal safety before internal work.

Turning Off Your Computer

Instructions for safely shutting down the operating system before opening the computer.

After Working Inside Your Computer

Steps to reconnect external devices and cables after completing internal computer service.

Removing and Installing Components

Recommended Tools

Lists the necessary tools required for performing component removal and installation procedures.

Removing the Battery

Procedure to safely remove the main battery using the release latches.

Installing the Battery

Steps to insert and secure the main battery into its designated slot.

Removing the Memory Module

Procedure to remove the memory module by prying securing clips away.

Installing the Memory Module

Steps to insert and press the memory module until it clicks into place.

Removing the Hard-Drive Assembly

Guide to remove the hard-drive assembly, including removing screws.

Installing the Hard-Drive Assembly

Instructions for sliding and securing the hard-drive assembly back into the computer.

Removing the Keyboard

Guide to remove the keyboard by releasing tabs on the palmrest assembly.

Installing the Keyboard

Steps to connect the keyboard cable and secure the keyboard assembly.

Removing the Palmrest

Steps to remove the palmrest, requiring removal of other components first.

Installing the Palmrest

Procedure to align, press, and secure the palmrest assembly into place.

Removing the System Board

Guide to remove the system board, involving disconnecting multiple cables.

Installing the System Board

Procedure to align, secure, and connect cables for the system board.

Removing the Heatsink

Steps to remove the heatsink, including disconnecting fan cables.

Installing the Heatsink

Instructions for aligning and securing the heatsink onto the system board.

Removing the Display Assembly

Guide to remove the display assembly, involving un-routing cables and removing screws.

Installing the Display Assembly

Procedure to place and route the display assembly and its cable.

Removing the Display Panel

Guide to remove the display panel by removing screws and disconnecting cables.

Installing the Display Panel

Steps to connect, secure, and place the display panel onto the computer.

System Setup

Boot Sequence

Allows bypassing System Setup to boot directly to a specific device.

Navigation Keys

Details the keys used for navigating within the system setup utility.

System Setup Options

Details primary hardware features configurable within the System Setup utility.

Updating the BIOS

Recommended procedure for updating the BIOS, including finding and installing the update.

System and Setup Password

Explains how to create and manage system and setup passwords for computer security.

Assigning a System Password and Setup Password

Step-by-step guide to set up new system and setup passwords.

Troubleshooting

Enhanced Pre-Boot System Assessment (ePSA) Diagnostics

Guide to running hardware diagnostics to check for system issues before booting.

Beep Codes

Explains beep codes emitted during startup to indicate hardware problems.

LED Error Codes

Details LED error codes, particularly those related to the Power Button LED.

Specifications

System Information

Provides details on system features like chipset, DRAM width, and Flash EPROM.

Ports and Connectors

Lists available ports such as audio, video, network, USB, and media card reader.

Display

Provides display type, dimensions, resolution, brightness, and viewing angles.

Battery

Details battery type, dimensions, life span, and voltage.

Physical

Details physical dimensions and weight of the computer.

Contacting Dell

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