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Dell M4040/14-N4050 - page 1
Dell Inspiron M4040/14-N4050 Owner’ s Manual Regulatory model: P22G Regulatory ty pe: P22G001; P22G002 ...
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Dell M4040/14-N4050 - page 2
Notes, Cautions, and W arnings NOTE: A NOTE indicates important information that helps you make b etter use of your computer . CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WAR N IN G : A WARNING indicates a potential for property damage, personal injury , or death. ______________ ______ ...
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Contents 3 Contents 1 Before Y ou Begin . . . . . . . . . . . . . . . . . . . . 9 Recommended T ools . . . . . . . . . . . . . . . . . . . . 9 T urning Off Y our Computer . . . . . . . . . . . . . . . . . 9 Before W orking Inside Y our Computer . . . . . . . . . 10 2B a t t e r y . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Removing the ...
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4 Contents Replacing the Optical Drive . . . . . . . . . . . . . . . 24 6 Palm-Rest Assembly . . . . . . . . . . . . . . . 25 Removing the Palm-Rest Assembly . . . . . . . . . . . 25 Replacing the Palm-Rest Assembly . . . . . . . . . . . 28 7 Power Button Board . . . . . . . . . . . . . . . 31 Removing the Power Button Board . . . . . . . . . . . 3 ...
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Contents 5 11 Coin-Cell Battery . . . . . . . . . . . . . . . . . . . 43 Removing the Coin-Cell Battery . . . . . . . . . . . . . 43 Replacing the Coin-Cell Battery . . . . . . . . . . . . . 45 12 USB Board . . . . . . . . . . . . . . . . . . . . . . . . 47 Removing the USB Board . . . . . . . . . . . . . . . . 47 Replacing the USB Board . . . . . ...
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6 Contents Removing the Display Assembly . . . . . . . . . . 59 Replacing the Display Assembly . . . . . . . . . . 61 Display Bezel . . . . . . . . . . . . . . . . . . . . . . . 62 Removing the Displa y Bezel . . . . . . . . . . . . 62 Replacing the Display Bezel . . . . . . . . . . . . 63 Removing the Displa y Panel . . . . . . . . . . . . 63 Repl ...
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Contents 7 ...
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8 Contents ...
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Before Y ou Begin 9 1 Before Y ou Begin This manual provides proced ures for removing and installing components in your computer . Befor e you begin any pr ocedur e in this book, e nsure that: • Y ou have performed the steps in "T u rning Off Y our Computer" on page 9 and "Before W orking Inside Y our Computer" on page 10. • ...
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10 Before Y ou Begin Before W orking Inside Y our Computer Use the following safety guidelines to he lp protect your computer from potential damage and to ensure your own personal safety . WAR N IN G : Before working inside your comput er , read the safety information that shipped with your computer . For additi onal safety best practices informati ...
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Before Y ou Begin 11 6 Disconnect all attached devices from your computer . CAUTION: T o help prevent damage to the sy stem board, remove the main battery, see "Removing the Battery" on page 13, before working inside the comp uter . 7 Remove the battery . See "Removing the Battery" on page 13. 8 T urn the computer top-side up, o ...
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12 Before Y ou Begin ...
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Battery 13 2 Battery WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on your computer ...
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14 Battery Replacing the Battery 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Slide the battery into the battery bay until it clicks into place. 3 Slide the battery lock latch to the lock position. 1 battery release latch 2 battery 3 battery lock latch 1 2 3 ...
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Keyboard 15 3 Keyboard WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on your compute ...
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16 Keyboard CAUTION: Be extremely careful whe n removing an d handling the keyboard. Failure to do so could result in scratching the display panel. 5 W ithout pulling hard on the keyboar d, hold it towards the display . 6 Lift the connector latch that secures the keyboar d cable to the connector on the system board and remove the k eyboard cable. 7 ...
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Keyboard 17 Replacing the Keyboard 1 F ollow the instructions in "B efor e Y ou Begin" on page 9. 2 Slide the keyboard cable into the co nnector on the system boar d. Pr ess down on the connector latch to secure the k eyboard cable to the connector on the system board. 3 Slide the tabs on the k eyboard in to the slots on the palm rest. 4 ...
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18 Keyboard ...
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Memory 19 4 Memory Module(s) WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on your c ...
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Dell M4040/14-N4050 - page 20
20 Memory Replacing the Memory Module(s) CAUTION: If you need to install memory m odules in two connectors, install a memory module in the connector labeled “D IMM A” before you install a memory module in the c onnector labeled “DIMM B.” 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Align the notch in the memory m ...
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Memory 21 4 Replace the keyboar d. See "Replacing the Keyboar d" on page 17. 5 Replace the battery , see "Replacing th e Battery" on page 14, or connect the AC adapter to your computer and an electrical outlet. 6 T urn on the computer . As the computer boots, it detects th e memory module(s) and automatically updates the system ...
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22 Memory ...
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Optical Drive 23 5 Optical Drive WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on yo ...
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Dell M4040/14-N4050 - page 24
24 Optical Drive Replacing the Optical Drive 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Slide the optical drive into the optica l-drive compartment until it is fully seated. 3 Replace the screw that secur es the optical drive to the computer base. 4 Replace the keyboar d. See "Replacing the Keyboar d" on page ...
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Palm-Rest Assembly 25 6 Palm-Rest Assembly WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform rep ...
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Dell M4040/14-N4050 - page 26
26 Palm-Rest Assembly 4 Remove the keyboar d. See "Removing the K eyboard" on page 15. 5 Remove the three scr ews on the palm-rest assembly . CAUTION: Pull on the plastic tab on top of the connectors to avoid damaging the connectors. 6 Lift the connector latch that secur es the power -button board cable and touch-pad cable to the connecto ...
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Dell M4040/14-N4050 - page 27
Palm-Rest Assembly 27 CAUTION: Carefully separate the palm rest fr om the computer base to avoid damage to the palm rest. 7 Using a plastic scribe, carefully pry out the palm-rest as sembly and then ease the palm-rest assembly from the computer base 8 Lift the palm-rest assembly off the computer base. 1 power -button board cable 2 touch- pad cable ...
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Dell M4040/14-N4050 - page 28
28 Palm-Rest Assembly 9 Remove the power button boar d. See "Removing the P ower Button Board" on page 31. Replacing the Palm-Rest Assembly 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Replace the power button boar d. See "Replacing the P ower Button Board" on page 32. 3 Align the palm-r est assemb ly ...
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Dell M4040/14-N4050 - page 29
Palm-Rest Assembly 29 8 Replace the battery . See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer , replace all screws and ensure that no stray screws remain inside the computer . Failure to do so may result in damage to the computer . ...
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30 Palm-Rest Assembly ...
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Power Button Board 31 7 Power Button Board WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform rep ...
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Dell M4040/14-N4050 - page 32
32 Power Button Board Replacing the Power Button Board 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Slide the power button board under the ta bs on the palm r est an d align the screw hole on the power button boar d with the screw hole on the palm r est. 3 Replace the screw that secur es the power butt on board to the pa ...
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Hard Drive 33 8 Hard Drive WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. WAR N IN G : If you remove the hard drive from the computer when the drive is ho ...
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Dell M4040/14-N4050 - page 34
34 Hard Drive 4 Slide the hard-drive assembly to th e left to disconnect it from the connector on the system board. 5 Lift the hard-drive assembly out of the computer base. 6 Remove the two screws that secur e the hard-drive brack et to the hard drive. 7 Lift the hard-drive brack et away from the hard drive. 1 hard-drive assembly 1 ...
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Dell M4040/14-N4050 - page 35
Hard Drive 35 Replacing the Hard Drive 1 F ollow the instructions in "B efor e Y ou Begin" on page 9. 2 Remove the new hard drive from its packaging. Save the original packaging for st oring or shipping the hard drive. 3 Place the hard-drive brack et on the hard drive. 4 Replace the two screws that secur e the hard-drive brack et to the h ...
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36 Hard Drive ...
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Wireless Mini-Card 37 9 Wireless Mini-Card WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform rep ...
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Dell M4040/14-N4050 - page 38
38 Wireless Mini-Card 6 Lift the Mini-Card out of the connecto r on the system boar d. CAUTION: When the Mini- Card is not in the computer , store it in protective antistatic packaging. For more information, see "Protecting A gainst Electrostatic Discharge" in the safety informati on that shipped with your computer . Replacing the Mini-Ca ...
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Dell M4040/14-N4050 - page 39
Wireless Mini-Card 39 CAUTION: Use firm and even pressure to sli de the card into place. If you use excessive force, you may damage the connector . CAUTION: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the car d and on the sy stem board, and realign the card. CAUTION: T o avoid damage to the ...
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40 Wireless Mini-Card ...
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Audio Board 41 10 Audio Board WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: T o avoid electrostatic discharge, ground yourself by using a wrist ...
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Dell M4040/14-N4050 - page 42
42 Audio Board Replacing the Audio Board 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Use the alignment posts on the computer base to place the audio board in place and press the audio boar d until i t clicks into place. 3 Slide the audio-board cable into the co nnector on the system board. Pr ess down on the connector l ...
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Dell M4040/14-N4050 - page 43
Coin-Cell Battery 43 11 Coin-Cell Battery WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repa ...
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Dell M4040/14-N4050 - page 44
44 Coin-Cell Battery F or Inspiron M4040: a Using a plastic scribe, gently pry the coin-cell out of the battery socket on the system board. b Lift the coin-cell battery out of the battery socket on the system board. 1 battery socket 2 coin-cell batte ry 3 coin-cell battery cable 4 audio-boar d cable 4 3 2 1 1 2 ...
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Dell M4040/14-N4050 - page 45
Coin-Cell Battery 45 Replacing the Coin-Cell Battery 1 F ollow the instructions in "B efor e Y ou Begin" on page 9. F or Inspiron M4040: W ith the po sitive side up, snap the co in-cell battery into the battery socket on the system board. F or Inspiron 14-N4050: a Slide the coin-cell battery into th e battery socket on the computer base. ...
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46 Coin-Cell Battery ...
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Dell M4040/14-N4050 - page 47
USB Board 47 12 USB Board WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: T o avoid electrostatic discharge, ground yourself by using a wrist grou ...
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Dell M4040/14-N4050 - page 48
48 USB Board Replacing the USB Board 1 F ollow the procedures in "Befor e Y ou Begin" on page 9. 2 Slide the connectors on the USB boar d in to the slots on the computer base and align the screw hole on USB board with the screw hole on the computer base. 3 Replace the screw that secu res the USB board to the computer base. 4 Slide the USB ...
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Dell M4040/14-N4050 - page 49
Thermal Cooling Assembly 49 13 Thermal Cooling Assembly WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician shoul ...
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Dell M4040/14-N4050 - page 50
50 Thermal Cooling Assembly Replacing the Thermal Cooling Assembly 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Align the four captive scr ews on th e thermal cooling assembly with the screw holes on the sys tem board and ti ghten the screws in sequential or der (indicated on the ther mal cooling assembly). 3 Connect the ...
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Dell M4040/14-N4050 - page 51
Processor Module (For Inspiron 14-N4050 Only) 51 14 Processor Module (For Inspiron 14-N4050 Only) WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: ...
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Dell M4040/14-N4050 - page 52
52 Processor Module (For Inspiron 14-N4050 Only) CAUTION: When r emoving the processor module, pull the module straight up. Be careful not to bend the pins on the processor module. 6 Lift the processor module from the ZIF sock et. Replacing the Processor Module 1 F ollow the instructions in "Before Y ou Begin" on page 9. NOTE: If you inst ...
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Dell M4040/14-N4050 - page 53
Processor Module (For Inspiron 14-N4050 Only) 53 2 Align the pin-1 corner of the processor module with the pin-1 corner of the ZIF socket, then insert the processor module. NOTE: The pin-1 corner of the processor module has a triangle tha t aligns with the triangle on the pin-1 corner of the ZIF socket. When the processor module is properly seated, ...
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54 Processor Module (For Inspiron 14-N4050 Only) ...
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Hinge Cover 55 15 Hinge Cover WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on your ...
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56 Hinge Cover 4 T urn the computer over . 5 P ry the hinge cover off the computer base. 1 ...
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Dell M4040/14-N4050 - page 57
Hinge Cover 57 Replacing the Hinge Cover 1 F ollow the instructions in "B efor e Y ou Begin" on page 9. 2 Align the tabs on the hinge cover with the slots on the computer base and snap the hinge cover into place. 3 T urn the computer over . 4 Replace the two screws that secur e th e hinge cover to the computer base. 5 Replace the battery ...
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58 Hinge Cover ...
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Dell M4040/14-N4050 - page 59
Display 59 16 Display WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on your computer ...
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Dell M4040/14-N4050 - page 60
60 Display 10 Remove the two screws that secur e the display assembly to the computer base. 11 Lift and remove the display assembly out of the computer base. 1 display cable 2 Mini-Card 3 Mini-Card antenna cables 1 3 2 ...
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Dell M4040/14-N4050 - page 61
Display 61 Replacing the Display Assembly 1 F ollow the instructions in "B efor e Y ou Begin" on page 9. 2 Place the display assembly in positi on and replace the two screws that secure the display assembly to the computer base. 3 Route the display cable and Mini-Card antenna cables through the r outing guides. 4 Connect the display cable ...
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Dell M4040/14-N4050 - page 62
62 Display 9 F ollow the instructions from step 3 to step 7 in "Replacing the P alm-Rest Assembly" on page 28. 10 Replace the battery . See "Repla cing the Battery" on page 14. CAUTION: Before turning o n the computer , r eplace all screws and ensure that no stray screws remain inside the computer . Fa ilure to do so may result ...
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Dell M4040/14-N4050 - page 63
Display 63 Replacing the Displa y Bezel 1 F ollow the instructions in "B efor e Y ou Begin" on page 9. 2 Realign the display bezel over the displa y panel an d gently snap into place. 3 Replace the display as sembly . Se e "Replacing the D isplay Assembly" on page 61. CAUTION: Before turning on the computer , replace all screws ...
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Dell M4040/14-N4050 - page 64
64 Display 7 Lift the display panel off the display cover . 8 Remove the four screws (two on each side) that secu re the display-panel brackets to the display panel. 1 display cable 2 display c over 3 display panel 4 Mini-Card antenna cables 5 screws (6) 5 4 1 2 3 ...
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Dell M4040/14-N4050 - page 65
Display 65 9 T urn the display panel over and place i t on a clean surface. 10 P eel and lift the tape that secur es the display cable to the display-boar d connector and disconnect the display cable. 11 Make a note of the display cable rout ing and peel the cable from the back of the display panel. 1 screws (4) 2 display- panel brackets (2) 1 2 ...
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Dell M4040/14-N4050 - page 66
66 Display Replacing the Display Panel 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Attach the display cable to th e back of the display panel. 3 Connect the display cable to the disp lay-boar d connector and secure it with the tape. 4 T urn the di splay panel over . 5 Align the scr ew holes on the display- pa nel bracke ...
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Dell M4040/14-N4050 - page 67
Display 67 CAUTION: Before turning on the computer , replace all screws and ensure that no stray screws remain inside the computer . Failure to do so may result in damage to the computer . ...
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Dell M4040/14-N4050 - page 68
68 Display ...
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Dell M4040/14-N4050 - page 69
Camera Module 69 17 Camera Module WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on y ...
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Dell M4040/14-N4050 - page 70
70 Camera Module Replacing the Camera Module 1 F ollow the instructions in "Before Y ou Begin" on page 9. 2 Connect the camera cable to the connector on the camera module. 3 Use the alignment posts on the display cover to place the camera module in position and sn ap the camera module into place. 4 Replace the display bezel. See "Rep ...
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Dell M4040/14-N4050 - page 71
Camera Module 71 8 Replace the optical drive. See "Repla cing the Optical Drive" on page 24. 9 F ollow the instructions from step 3 to step 7 in "Replacing the P alm-Rest Assembly" on page 28 . 10 Replace the battery . See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer , replace all screws ...
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72 Camera Module ...
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Dell M4040/14-N4050 - page 73
Sy stem Board 73 18 Sy stem Board WAR N IN G : Before working inside your computer , read the safety information that shipped with your computer . For additiona l safety best practices information, see the Regulatory Compliance Homepage at www .dell.com/regulatory_compliance. CAUTION: Only a certified servi ce technician should perform repairs on y ...
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Dell M4040/14-N4050 - page 74
74 Sy stem Board 10 Remove the thermal cooling asse mbly . Se e "Removing the Thermal Cooling Assembly" on p age 49. 11 Remove the processor . See "Removing the Processor Module" on page 51. 12 Disconnect the disp lay cable, spea kers cable, audio-board cable, USB-board cable, coin-cell battery ca ble, and AC-adapter cable from ...
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Dell M4040/14-N4050 - page 75
Sy stem Board 75 Replacing the Sy stem Board 1 F ollow the instructions in "B efor e Y ou Begin" on page 9. 2 Slide the connectors on the system bo ar d into the slots on the computer base. 3 Replace the two screws that secur e th e system board to the computer base. 4 Connect the display cable, speakers cable, audio-board cable, USB-boar ...
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Dell M4040/14-N4050 - page 76
76 Sy stem Board 9 F ollow the instructions from step 3 to step 7 in "Replacing the P alm-Rest Assembly" on page 28. 10 Replace the optical drive. See "Repla cing the Optical Drive" on page 24. 11 Replace the memory module(s). See "Replacing the Memory Module(s)" on page 20. 12 Replace the keyboar d. See "Replacin ...
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Dell M4040/14-N4050 - page 77
Flashing the BIOS 77 19 Flashing the BIOS The BIOS may require flashing when an update is avai lable or when replacing the system board. T o flash the BIOS: 1 T urn on the computer . 2 Go to support.dell.com/support/downloads . 3 Locate the BIOS update file for your computer: NOTE: The Service T ag for your computer is located on a label at the bot ...
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Dell M4040/14-N4050 - page 78
78 Flashing the BIOS 8 Double-click the fil e icon on the des ktop and follow the instructions on the screen. ...
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