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Dell Inspiron 5721 User Manual

Dell Inspiron 5721
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Contents | 3
Contents
Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Turn Off Your Computer and Connected Devices. . . . . 9
Safety Instructions. . . . . . . . . . . . . . . . . . . . . . . . . 10
Recommended Tools. . . . . . . . . . . . . . . . . . . . . . . 10
After Working Inside Your Computer . . . . . . . . . . 11
Removing the Battery . . . . . . . . . . . . . . . . . . . . . . 12
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Replacing the Battery . . . . . . . . . . . . . . . . . . . . . . 13
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Removing the Optical Drive . . . . . . . . . . . . . . . . . 14
Prerequisites. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Replacing the Optical Drive . . . . . . . . . . . . . . . . . 16
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Postrequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Removing the Keyboard . . . . . . . . . . . . . . . . . . . . 17
Prerequisites. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Replacing the Keyboard . . . . . . . . . . . . . . . . . . . . 19
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Postrequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Removing the Base Cover . . . . . . . . . . . . . . . . . . . 20
Prerequisites. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
book.book Page 3 Friday, December 14, 2012 3:32 PM

Table of Contents

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Dell Inspiron 5721 Specifications

General IconGeneral
Bus typeDMI
SteppingL1
Tjunction105 °C
Processor cache4 MB
Processor cores2
System bus rate5 GT/s
Processor familyIntel® Core™ i7
Processor seriesIntel Core i7-3500 Mobile series
Processor socketBGA 1023
Processor threads4
Processor codenameIvy Bridge
Processor frequency2 GHz
Processor cache typeSmart Cache
Processor lithography22 nm
Processor manufacturerIntel
Processor front side bus- MHz
PCI Express slots version2.0
Processor boost frequency3.1 GHz
Processor operating modes64-bit
ECC supported by processorNo
PCI Express configurations1x8, 1x16, 2x4, 2x8
Thermal Design Power (TDP)17 W
CPU multiplier (bus/core ratio)20
Maximum number of PCI Express lanes16
Motherboard chipsetIntel HM76 Express
Memory slots2x SO-DIMM
Internal memory8 GB
Memory clock speed1600 MHz
Memory form factorSO-DIMM
Internal memory typeDDR3-SDRAM
Memory layout (slots x size)2 x 4 GB
LightScribe-
AC adapter includedYes
Disc types supportedCD, DVD
Intel® Virtualization Technology (Intel® VT)VT-d, VT-x
HDD size2.5 \
HDD speed5400 RPM
HDD interfaceSATA
Storage mediaHDD
Optical drive typeDVD Super Multi DL
Total storage capacity1000 GB
Compatible memory cardsMemory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
Number of HDDs installed1
Display diagonal17.3 \
Native aspect ratio16:9
On-board graphics card ID0x166
Discrete graphics card modelAMD Radeon HD 8730M
On-board graphics card modelIntel® HD Graphics 4000
Discrete graphics card memory2 GB
Discrete graphics memory typeGDDR5
On-board graphics card familyIntel® HD Graphics
On-board graphics card base frequency350 MHz
On-board graphics card dynamic frequency (max)1200 MHz
Audio systemWaves MaxxAudio 4
Front camera resolution (numeric)1 MP
Data networkNot supported
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.0
Ethernet LAN data rates10, 100 Mbit/s
HDMI version1.4a
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.
VGA (D-Sub) ports quantity0
Pointing deviceTouchpad
Operating system installedWindows 8
Form factorClamshell
Product typeLaptop
Product colorCharcoal
Processor codeSR0XG
Processor ARK ID72054
Processor package size31 x 24 (BGA1023) mm
Supported instruction setsAVX
Intel Identity Protection Technology version1.00
Battery capacity65 Wh
Battery life (max)- h
Number of battery cells6
Cable lock slot typeKensington
Cables includedAC
AC adapter power65 W
Weight and Dimensions IconWeight and Dimensions
Depth270 mm
Width412 mm
Weight2730 g
Height (rear)35.6 mm
Height (front)28.34 mm

Summary

Notes, Cautions, and Warnings

Before You Begin

Turn Off Your Computer and Connected Devices

Steps to safely shut down the computer and disconnect devices before servicing.

Safety Instructions

Guidelines to protect yourself and the computer from damage during maintenance.

Recommended Tools

List of tools recommended for performing maintenance procedures.

After Working Inside Your Computer

Removing the Battery

Procedure

Step-by-step instructions for safely removing the laptop battery.

Replacing the Battery

Procedure

Step-by-step instructions for installing a new laptop battery.

Removing the Optical Drive

Prerequisites

Steps required before starting the optical drive removal process.

Procedure

Step-by-step instructions for removing the optical drive.

Replacing the Optical Drive

Procedure

Step-by-step instructions for installing the optical drive.

Postrequisites

Steps to complete after replacing the optical drive.

Removing the Keyboard

Prerequisites

Steps required before starting the keyboard removal process.

Procedure

Step-by-step instructions for removing the laptop keyboard.

Replacing the Keyboard

Procedure

Step-by-step instructions for installing the laptop keyboard.

Postrequisites

Steps to complete after replacing the keyboard.

Removing the Base Cover

Prerequisites

Steps required before starting the base cover removal.

Procedure

Step-by-step instructions for removing the computer's base cover.

Replacing the Base Cover

Procedure

Step-by-step instructions for installing the computer's base cover.

Postrequisites

Steps to complete after replacing the base cover.

Removing the Memory Module(s)

Prerequisites

Steps required before removing memory modules.

Procedure

Step-by-step instructions for removing memory modules.

Replacing the Memory Module(s)

Procedure

Step-by-step instructions for installing memory modules.

Postrequisites

Steps to complete after replacing memory modules.

Removing the Hard Drive

Prerequisites

Steps required before removing the hard drive.

Procedure

Step-by-step instructions for removing the hard drive.

Replacing the Hard Drive

Procedure

Step-by-step instructions for installing the hard drive.

Postrequisites

Steps to complete after replacing the hard drive.

Removing the Coin-Cell Battery

Prerequisites

Steps required before removing the coin-cell battery.

Procedure

Step-by-step instructions for removing the coin-cell battery.

Replacing the Coin-Cell Battery

Procedure

Step-by-step instructions for installing the coin-cell battery.

Postrequisites

Steps to complete after replacing the coin-cell battery.

Removing the Palm-Rest

Prerequisites

Steps required before removing the palm-rest.

Procedure

Step-by-step instructions for removing the palm-rest.

Replacing the Palm-Rest

Procedure

Step-by-step instructions for installing the palm-rest.

Postrequisites

Steps to complete after replacing the palm-rest.

Removing the Wireless Mini-Card

Prerequisites

Steps required before removing the wireless mini-card.

Procedure

Step-by-step instructions for removing the wireless mini-card.

Replacing the Wireless Mini-Card

Procedure

Step-by-step instructions for installing the wireless mini-card.

Postrequisites

Steps to complete after replacing the wireless mini-card.

Removing the I/O Board

Prerequisites

Steps required before removing the I/O board.

Procedure

Step-by-step instructions for removing the I/O board.

Replacing the I/O Board

Procedure

Step-by-step instructions for installing the I/O board.

Postrequisites

Steps to complete after replacing the I/O board.

Removing the System Board

Prerequisites

Steps required before removing the system board.

Procedure

Step-by-step instructions for removing the system board.

Replacing the System Board

Procedure

Step-by-step instructions for installing the system board.

Postrequisites

Steps to complete after replacing the system board.

Removing the Fan

Prerequisites

Steps required before removing the fan.

Procedure

Step-by-step instructions for removing the fan.

Replacing the Fan

Procedure

Step-by-step instructions for installing the fan.

Postrequisites

Steps to complete after replacing the fan.

Removing the Cooling Assembly

Prerequisites

Steps required before removing the cooling assembly.

Procedure

Step-by-step instructions for removing the cooling assembly.

Replacing the Cooling Assembly

Procedure

Step-by-step instructions for installing the cooling assembly.

Postrequisites

Steps to complete after replacing the cooling assembly.

Removing the Hard-Drive Interposer Board

Prerequisites

Steps required before removing the hard-drive interposer board.

Procedure

Step-by-step instructions for removing the hard-drive interposer board.

Replacing the Hard-Drive Interposer Board

Procedure

Step-by-step instructions for installing the hard-drive interposer board.

Postrequisites

Steps to complete after replacing the hard-drive interposer board.

Removing the Speakers

Prerequisites

Steps required before removing the speakers.

Procedure

Step-by-step instructions for removing the speakers.

Replacing the Speakers

Procedure

Step-by-step instructions for installing the speakers.

Postrequisites

Steps to complete after replacing the speakers.

Removing the Display Assembly

Prerequisites

Steps required before removing the display assembly.

Procedure

Step-by-step instructions for removing the display assembly.

Replacing the Display Assembly

Procedure

Step-by-step instructions for installing the display assembly.

Postrequisites

Steps to complete after replacing the display assembly.

Removing the Display Bezel

Prerequisites

Steps required before removing the display bezel.

Procedure

Step-by-step instructions for removing the display bezel.

Replacing the Display Bezel

Procedure

Step-by-step instructions for installing the display bezel.

Postrequisites

Steps to complete after replacing the display bezel.

Removing the Display Hinges

Prerequisites

Steps required before removing the display hinges.

Procedure

Step-by-step instructions for removing the display hinges.

Replacing the Display Hinges

Procedure

Step-by-step instructions for installing the display hinges.

Postrequisites

Steps to complete after replacing the display hinges.

Removing the Display Panel

Prerequisites

Steps required before removing the display panel.

Procedure

Step-by-step instructions for removing the display panel.

Replacing the Display Panel

Procedure

Step-by-step instructions for installing the display panel.

Postrequisites

Steps to complete after replacing the display panel.

Removing the Camera Module

Prerequisites

Steps required before removing the camera module.

Procedure

Step-by-step instructions for removing the camera module.

Replacing the Camera Module

Procedure

Step-by-step instructions for installing the camera module.

Postrequisites

Steps to complete after replacing the camera module.

Removing the Power-Adapter Port

Prerequisites

Steps required before removing the power-adapter port.

Procedure

Step-by-step instructions for removing the power-adapter port.

Replacing the Power-Adapter Port

Procedure

Step-by-step instructions for installing the power-adapter port.

Postrequisites

Steps to complete after replacing the power-adapter port.

Flashing the BIOS

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