Dell 14z Owner's Manual

Dell Inspiron 5423 Owner’s ManualComputer model: Inspiron 5423Regulatory model: P35G | Regulatory type: P35G001OM_Book.book Page 1 Tuesday, October

10 | After Working Inside Your ComputerOM_Book.book Page 10 Tuesday, October 16, 2012 11:59 AM

Removing the Memory Module(s) | 113Removing the Memory Module(s) WARNING: Before working inside your computer, read the safety information tha

12 | Removing the Memory Module(s)4 Use your fingertips to carefully spread apart the securing clips on each end of the memory-module connector unti

Replacing the Memory Module(s) | 134Replacing the Memory Module(s) WARNING: Before working inside your computer, read the safety information t

14 | Replacing the Memory Module(s)OM_Book.book Page 14 Tuesday, October 16, 2012 11:59 AM

Removing the Optical-Drive Assembly | 155Removing the Optical-Drive Assembly WARNING: Before working inside your computer, read the safety inf

16 | Removing the Optical-Drive Assembly2 Remove the screws that secure the optical-drive bracket to the optical-drive assembly.3 Remove the optical

Replacing the Optical-Drive Assembly | 176Replacing the Optical-Drive Assembly WARNING: Before working inside your computer, read the safety i

18 | Replacing the Optical-Drive AssemblyOM_Book.book Page 18 Tuesday, October 16, 2012 11:59 AM

Removing the Keyboard | 197Removing the Keyboard WARNING: Before working inside your computer, read the safety information that shipped with y

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

20 | Removing the Keyboard2 Remove the screw that secures the keyboard to the system board.1screw1OM_Book.book Page 20 Tuesday, October 16, 2012

Removing the Keyboard | 213 Turn the computer over and open the display as far as possible.4 Using a plastic scribe, release the keyboard from t

22 | Removing the Keyboard5 Turn the keyboard over and place it over the palm-rest assembly.6 Lift the connector latch and disconnect the keyboard c

Replacing the Keyboard | 238Replacing the Keyboard WARNING: Before working inside your computer, read the safety information that shipped with you

24 | Replacing the KeyboardOM_Book.book Page 24 Tuesday, October 16, 2012 11:59 AM

Removing the Palm-Rest Assembly | 259Removing the Palm-Rest Assembly WARNING: Before working inside your computer, read the safety information

26 | Removing the Palm-Rest AssemblyProcedure1 Close the display and turn the computer over.2 Gently pry out the rubber screw caps that cover the sc

Removing the Palm-Rest Assembly | 274 Turn the computer over and open the display as far as possible.5 Lift the connector latches and pull the p

28 | Removing the Palm-Rest Assembly6 Remove the screws that secure the palm-rest assembly to the system board.7 Gently lift and release the tabs on

Replacing the Palm-Rest Assembly | 2910Replacing the Palm-Rest Assembly WARNING: Before working inside your computer, read the safety informat

Contents | 3Contents1 Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . 7Turn Off Your Computer and Connected Devices . . . 7Safe

30 | Replacing the Palm-Rest AssemblyOM_Book.book Page 30 Tuesday, October 16, 2012 11:59 AM

Removing the Battery | 3111Removing the Battery WARNING: Before working inside your computer, read the safety information that shipped with yo

32 | Removing the BatteryProcedure1 Remove the screws that secure the battery to the computer base.2 Lift the battery off the computer base.1 batter

Replacing the Battery | 3312Replacing the Battery WARNING: Before working inside your computer, read the safety information that shipped with your

34 | Replacing the BatteryOM_Book.book Page 34 Tuesday, October 16, 2012 11:59 AM

Removing the Hard Drive | 3513Removing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped w

36 | Removing the Hard DriveProcedure1 Slide the hard-drive assembly toward the front of the computer to disconnect the hard-drive assembly from the

Replacing the Hard Drive | 3714Replacing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped wit

38 | Replacing the Hard DriveOM_Book.book Page 38 Tuesday, October 16, 2012 11:59 AM

Removing the Wireless Mini-Card | 3915Removing the Wireless Mini-Card WARNING: Before working inside your computer, read the safety informatio

4 | ContentsPostrequisites . . . . . . . . . . . . . . . . . . . . . . . . . . 2911 Removing the Battery . . . . . . . . . . . . . . . . . . . 3

40 | Removing the Wireless Mini-CardProcedure1 Disconnect the antenna cables from the connectors on the Mini-Card.2 Remove the screw that secures th

Replacing the Wireless Mini-Card | 4116Replacing the Wireless Mini-Card WARNING: Before working inside your computer, read the safety informat

42 | Replacing the Wireless Mini-CardPostrequisites1 Replace the battery. See "Replacing the Battery" on page 33.2 Replace the palm-rest a

Removing the mSATA Card | 4317Removing the mSATA Card WARNING: Before working inside your computer, read the safety information that shipped w

44 | Removing the mSATA CardProcedure1 Remove the screw that secures the mSATA card to the system board.2 Slide and remove the mSATA card out of the

Replacing the mSATA Card | 4518Replacing the mSATA Card WARNING: Before working inside your computer, read the safety information that shipped

46 | Replacing the mSATA CardOM_Book.book Page 46 Tuesday, October 16, 2012 11:59 AM

Removing the Daughter Board | 4719Removing the Daughter Board WARNING: Before working inside your computer, read the safety information that shipp

48 | Removing the Daughter BoardProcedure1 Pull the pull-tab to disconnect the daughter-board cable from the connector on the daughter board.2 Remov

Removing the Daughter Board | 494 Disconnect the speakers cable from the daughter board.5 Lift the daughter board off the computer base.1 speakers c

Contents | 5Postrequisites . . . . . . . . . . . . . . . . . . . . . . . . . . 5121 Removing the Speakers . . . . . . . . . . . . . . . . . . 53

50 | Removing the Daughter BoardOM_Book.book Page 50 Tuesday, October 16, 2012 11:59 AM

Replacing the Daughter Board | 5120Replacing the Daughter Board WARNING: Before working inside your computer, read the safety information that shi

52 | Replacing the Daughter BoardOM_Book.book Page 52 Tuesday, October 16, 2012 11:59 AM

Removing the Speakers | 5321Removing the Speakers WARNING: Before working inside your computer, read the safety information that shipped with your

54 | Removing the SpeakersProcedure1 Note the speakers cable routing and remove the cable from the routing guides on the computer base.2 Lift the sp

Replacing the Speakers | 5522Replacing the Speakers WARNING: Before working inside your computer, read the safety information that shipped wit

56 | Replacing the SpeakersOM_Book.book Page 56 Tuesday, October 16, 2012 11:59 AM

Removing the System Board | 5723Removing the System Board WARNING: Before working inside your computer, read the safety information that shipp

58 | Removing the System BoardProcedure1 Pull the pull-tab to disconnect the display cable from the connector on the system board.2 Gently pry out t

Removing the System Board | 593 Remove the screw that secures the system board to the computer base.4 Gently lift the system board and turn it o

6 | Contents30 Replacing the Display Assembly . . . . . . . . . . . 73Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73Postr

60 | Removing the System Board5 Pull the pull-tab to disconnect the daughter-board cable from the connector on the system board.6 Lift the system bo

Replacing the System Board | 6124Replacing the System Board WARNING: Before working inside your computer, read the safety information that shi

62 | Replacing the System BoardPostrequisites1 Replace the mSATA card. See "Replacing the mSATA Card" on page 45.2 Replace the wireless Mi

Removing the Coin-Cell Battery | 6325Removing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that

64 | Removing the Coin-Cell BatteryProcedure1 Disconnect the coin-cell battery cable from the system-board connector.2 Lift the coin-cell batter

Replacing the Coin-Cell Battery | 6526Replacing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety informatio

66 | Replacing the Coin-Cell BatteryOM_Book.book Page 66 Tuesday, October 16, 2012 11:59 AM

Removing the Thermal-Cooling Assembly | 6727Removing the Thermal-Cooling Assembly WARNING: Before working inside your computer, read the safety in

68 | Removing the Thermal-Cooling AssemblyProcedure1 Disconnect the fan cable from the system-board connector.2 In sequential order (indicated on th

Replacing the Thermal-Cooling Assembly | 6928Replacing the Thermal-Cooling Assembly WARNING: Before working inside your computer, read the saf

Before You Begin | 71Before You BeginTurn Off Your Computer and Connected Devices CAUTION: To avoid losing data, save and close all open files

70 | Replacing the Thermal-Cooling AssemblyOM_Book.book Page 70 Tuesday, October 16, 2012 11:59 AM

Removing the Display Assembly | 7129Removing the Display Assembly WARNING: Before working inside your computer, read the safety information th

72 | Removing the Display AssemblyProcedure1 Remove the screws that secure the display assembly to the computer base.2 Lift the display assembly off

Replacing the Display Assembly | 7330Replacing the Display Assembly WARNING: Before working inside your computer, read the safety information

74 | Replacing the Display AssemblyOM_Book.book Page 74 Tuesday, October 16, 2012 11:59 AM

Removing the Display Bezel | 7531Removing the Display Bezel WARNING: Before working inside your computer, read the safety information that shi

76 | Removing the Display BezelProcedure1 Using your fingertips, carefully pry up the inside edge of the display bezel.2 Remove the display bezel of

Replacing the Display Bezel | 7732Replacing the Display Bezel WARNING: Before working inside your computer, read the safety information that s

78 | Replacing the Display BezelOM_Book.book Page 78 Tuesday, October 16, 2012 11:59 AM

Removing the Display Hinges | 7933Removing the Display Hinges WARNING: Before working inside your computer, read the safety information that s

8 | Before You Begin CAUTION: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the me

80 | Removing the Display HingesProcedure1 Remove the screws that secure the display hinges to the display panel.2 Lift the display hinges off the d

Replacing the Display Hinges | 8134Replacing the Display Hinges WARNING: Before working inside your computer, read the safety information that

82 | Replacing the Display HingesOM_Book.book Page 82 Tuesday, October 16, 2012 11:59 AM

Removing the Display Panel | 8335Removing the Display Panel WARNING: Before working inside your computer, read the safety information that shi

84 | Removing the Display PanelProcedure1 Remove the screws that secure the display panel to the display back-cover.2 Gently lift the display panel

Removing the Display Panel | 853 Peel the tape that is adhered over the display cable.4 Disconnect the display cable from the connector on the d

86 | Removing the Display PanelOM_Book.book Page 86 Tuesday, October 16, 2012 11:59 AM

Replacing the Display Panel | 8736Replacing the Display Panel WARNING: Before working inside your computer, read the safety information that s

88 | Replacing the Display PanelOM_Book.book Page 88 Tuesday, October 16, 2012 11:59 AM

Removing the Camera Module | 8937Removing the Camera Module WARNING: Before working inside your computer, read the safety information that shipped

After Working Inside Your Computer | 92After Working Inside Your ComputerAfter you complete the replacement procedures, ensure the following:• R

90 | Removing the Camera ModuleProcedure1 Disconnect the camera cable from the connector on the camera module.2 Lift the camera module off the displ

Replacing the Camera Module | 9138Replacing the Camera Module WARNING: Before working inside your computer, read the safety information that s

92 | Replacing the Camera ModuleOM_Book.book Page 92 Tuesday, October 16, 2012 11:59 AM

Flashing the BIOS | 9339Flashing the BIOSYou may need to flash the BIOS when an update is available or after replacing the system board. To flash th

94 | Flashing the BIOSOM_Book.book Page 94 Tuesday, October 16, 2012 11:59 AM