Dell Inspiron 14z (N411z, Late 2011) Manuel d'utilisateur

Dell Inspiron 14z-N411zOwner’s ManualRegulatory Model: P23GRegulatory Type: P23G001

10 Before You BeginBefore Working Inside Your ComputerUse the following safety guidelines to help protect your computer from potential damage and to h

100 System Setup Utility

Flashing the BIOS 10121Flashing the BIOSThe BIOS may require flashing when an update is available or when replacing the system board. To flash the BIO

102 Flashing the BIOS8Double-click the file icon on the desktop and follow the instructions that appear on the screen.

Before You Begin 11 CAUTION: To help prevent damage to the system board, remove the main battery (see "Removing the Battery" on page 13) be

12 Before You Begin

Battery 132Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety b

14 BatteryReplacing the Battery1Follow the instructions in "Before You Begin" on page 9. 2Place the battery in the battery bay and press dow

Module Cover 153Module Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additiona

16 Module CoverReplacing the Module Cover1Follow the instructions in "Before You Begin" on page 9. 2Align the tabs on the module cover with

Coin-Cell Battery 174Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer. For

18 Coin-Cell BatteryReplacing the Coin-Cell Battery1Follow the instructions in "Before You Begin" on page 9. 2With the positive side facing

Hard-Drive Assembly 195Hard-Drive Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer.

Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicat

20 Hard-Drive Assembly5Using the pull-tab, slide the hard-drive assembly to disconnect it from the connector on the system board.6Lift the hard-drive

Hard-Drive Assembly 21Replacing the Hard-Drive Assembly1Follow the instructions in "Before You Begin" on page 9. 2Remove the replacement har

22 Hard-Drive Assembly9Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all sc

Optical Drive 236Optical Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additio

24 Optical Drive6Remove the two screws that secure the optical-drive bracket to the optical drive.7Remove the optical-drive bracket from the optical d

Optical Drive 25Replacing the Optical Drive1Follow the instructions in "Before You Begin" on page 9.2Align the tabs on the optical-drive bez

26 Optical Drive8Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws a

Memory 277Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional

28 Memory CAUTION: To prevent damage to the memory-module connector, do not use tools to spread the memory module securing clips.4To remove the memor

Memory 292Align the notch on the memory module with the tab in the memory-module connector.3Slide the memory module firmly into the memory-module conn

Contents 3Contents1 Before You Begin. . . . . . . . . . . . . . . . . . . . 9Recommended Tools. . . . . . . . . . . . . . . . . . . . 9Turning Off Y

30 MemoryConnect your computer and all attached devices to electrical outlets, and turn them on. As the computer boots, it detects the memory module(s

Keyboard 318Keyboard WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety

32 Keyboard CAUTION: Exercise caution while lifting up the keyboard to avoid pulling the keyboard connector from the system board forcefully.6Careful

Keyboard 339Lift the keyboard off the palm-rest assembly.Replacing the Keyboard1Follow the instructions in "Before You Begin" on page 9. 2Sl

34 Keyboard

Palm-Rest Assembly 359Palm-Rest Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer.

36 Palm-Rest Assembly6Turn the computer over.7Remove the keyboard. See "Removing the Keyboard" on page 31. CAUTION: Pull on the plastic tab

Palm-Rest Assembly 37 CAUTION: Separate the palm-rest assembly from the computer base carefully to avoid damage to the palm-rest assembly and the dis

38 Palm-Rest AssemblyReplacing the Palm-Rest Assembly1Follow the instructions in "Before You Begin" on page 9. 2Align the tabs on the palm-r

Palm-Rest Assembly 399Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all scr

4 ContentsReplacing the Hard-Drive Assembly . . . . . . . . . . 216 Optical Drive . . . . . . . . . . . . . . . . . . . . . 23Removing the Optic

40 Palm-Rest Assembly

Wireless Mini-Card 4110Wireless Mini-Card WARNING: Before working inside your computer, read the safety information that shipped with your computer.

42 Wireless Mini-Card6Remove the palm-rest assembly. See "Removing the Palm-Rest Assembly" on page 35.7Lift the securing latches and disconn

Wireless Mini-Card 43 CAUTION: Use firm and even pressure to slide the mini-card into place. If you use excessive force, you may damage the connector

44 Wireless Mini-Card

Display 4511Display WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety

46 Display6Turn the computer over.7Remove the keyboard. See "Removing the Keyboard" on page 31.8Remove the palm-rest assembly. See "Rem

Display 4715Lift the display assembly off the computer base.Replacing the Display Assembly1Follow the instructions in "Before You Begin" on

48 Display4Connect the camera cable. See "Replacing the Camera Module" on page 67.5Slide the display cable in the connector on the system bo

Display 496Remove the palm-rest assembly. See "Removing the Palm-Rest Assembly" on page 35.7Remove the display assembly. See "Removing

Contents 511 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . 45Display Assembly . . . . . . . . . . . . . . . . . . . . 45Removing t

50 Display4Replace the display assembly. See "Replacing the Display Assembly" on page 47.5Replace the palm-rest assembly. See "Replacin

Display 51Replacing the Display Bezel1Follow the instructions in "Before You Begin" on page 9. 2Align the display bezel with the display cov

52 Display2Remove the display assembly. See "Removing the Display Assembly" on page 45.3Remove the display bezel. See "Removing the Dis

Display 53Replacing the Display Panel1Follow the instructions in "Before You Begin" on page 9. 2Connect the display cable to the display-boa

54 DisplayHinge AssemblyRemoving the Hinge Assembly1Follow the instructions in "Before You Begin" on page 9. 2Remove the display assembly. S

Display 552Place the hinge assembly on the display cover.3Replace the six screws that secure the hinge assembly to the display cover.4Follow the instr

56 Display

DC-in Connector Assembly 5712DC-in Connector Assembly WARNING: Before working inside your computer, read the safety information that shipped with you

58 DC-in Connector Assembly10Disconnect the DC-in connector cable from the connector on the system board.11Lift the DC-in connector off the computer b

DC-in Connector Assembly 599Follow the instructions from step 5 to step 6 in "Replacing the Optical Drive" on page 25.10Replace the module c

6 Contents14 Camera Module . . . . . . . . . . . . . . . . . . . 65Removing the Camera Module. . . . . . . . . . . . . . 65Replacing the Camera Mo

60 DC-in Connector Assembly

USB Board 6113USB Board WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional saf

62 USB Board10Remove the screw that secures the USB board to the computer base.1 USB-board cable1

USB Board 6311Lift the USB board off the computer base.Replacing the USB Board1Follow the instructions in "Before You Begin" on page 9. 2Ali

64 USB Board7Replace the palm-rest assembly. See "Replacing the Palm-Rest Assembly" on page 38.8Replace the keyboard. See "Replacing th

Camera Module 6514Camera Module WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additi

66 Camera Module11Lift the camera module from the alignment posts and remove the camera module from the display cover.12Remove the tape that secures t

Camera Module 6713Disconnect the camera cable from the connector on the camera module.Replacing the Camera Module1Follow the instructions in "Bef

68 Camera Module6Replace the display bezel. See "Replacing the Display Bezel" on page 51.7Replace the display assembly. See "Replacing

Thermal Fan 6915Thermal Fan WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional

Contents 719 Speakers . . . . . . . . . . . . . . . . . . . . . . . . . 87Removing the Speakers . . . . . . . . . . . . . . . . . 87Replacing the S

70 Thermal FanReplacing the Thermal Fan1Follow the instructions in "Before You Begin" on page 9. 2Align the thermal fan to the alignment pos

Thermal Fan 719Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws and

72 Thermal Fan

System Board 7316System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer. For addition

74 System Board12Disconnect the DC-in connector cable and the speaker cable from the connectors on the system board.13Lift the securing latches and di

System Board 7517Turn the system-board assembly over.18Remove the heat-sink assembly. See "Removing the Heat-Sink Assembly" on page 79.Repla

76 System Board4Ease the ports on the system-board assembly into the slots on the computer base.5Align the system-board assembly to the alignment post

System Board 77 NOTE: After you have replaced the system board, type the computer’s Service Tag into the BIOS of the replacement system board.21Enter

78 System Board

Heat-Sink Assembly 7917Heat-Sink Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer.

8 Contents

80 Heat-Sink Assembly10Remove the display assembly. See "Removing the Display Assembly" on page 45.11Remove the thermal fan. See "Remov

Heat-Sink Assembly 813Align the four captive screws on the heat sink with the screw holes on the system board and tighten the screws in sequential ord

82 Heat-Sink Assembly

Media-Card Reader Board 8318Media-Card Reader Board WARNING: Before working inside your computer, read the safety information that shipped with your

84 Media-Card Reader Board9Lift the media-card reader board away from the computer base.Replacing the Media-Card Reader Board1Follow the instructions

Media-Card Reader Board 856Replace the keyboard. See "Replacing the Keyboard" on page 33.7Follow the instructions from step 5 to step 6 in &

86 Media-Card Reader Board

Speakers 8719Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safet

88 Speakers10Lift the speakers, along with the speaker cable, off the computer base.Replacing the Speakers1Follow the instructions in "Before You

Speakers 897Follow the instructions in step 3 to step 16 in "Replacing the System Board" on page 75.8Follow the instructions from step 5 to

Before You Begin 91Before You BeginThis manual provides instructions for removing and installing components in your computer. Unless otherwise noted,

90 Speakers

System Setup Utility 9120System SetupUse the system setup to: • Change the system configuration information after you add, change, or remove any hardw

92 System Setup UtilitySystem Setup Options NOTE: Depending on your computer and installed devices, the items listed in this section may appear, or m

System Setup Utility 93CPU CacheL1 Cache size Displays the L1 cache sizeL2 Cache size Displays the L2 cache sizeL3 Cache size Displays the L3 cache si

94 System Setup UtilityAdvanced• Intel SpeedStep - This field enables or disables the Intel SpeedStep mode of the processor.• Virtualization - When en

System Setup Utility 95Set Admin Password Allows to set, change, or delete the administrator passwordNOTE: Deleting administrator password deletes the

96 System Setup UtilityBoot SequenceThis feature allows you to change the boot sequence for devices.Boot Options•Removable Drive — The computer attemp

System Setup Utility 97•Network — The computer attempts to boot from the network. If no operating system is found on the network, the computer generat

98 System Setup Utility

System Setup Utility 99