Contents Before working inside your computer........9 ....................9 Before you begin ....................9 Safety instructions ..................10 Recommended tools ......................11 Screw list After working inside your computer........13 Removing the base cover............14 ......................14 Procedure Replacing the base cover............16 ......................16 Procedure Removing the battery............... 17 .....................
Page 4
Removing the wireless card............ 25 .....................25 Prerequisites ......................25 Procedure Replacing the wireless card.............27 ......................27 Procedure ....................28 Post-requisites Removing the speakers............29 .....................29 Prerequisites ......................29 Procedure Replacing the speakers.............31 ......................31 Procedure ....................31 Post-requisites Removing the coin-cell battery..........32 .....................32 Prerequisites ......................32...
Page 5
Removing the battery-status light cable......38 .....................38 Prerequisites ......................38 Procedure Replacing the battery-status light cable......40 ......................40 Procedure ....................40 Post-requisites Removing the touch pad............41 ..................... 41 Prerequisites ......................41 Procedure Replacing the touch pad............44 ......................44 Procedure ....................44 Post-requisites Removing the I/O-board cable ..........45 .....................45 Prerequisites...
Page 6
Removing the display assembly..........52 .....................52 Prerequisites ......................52 Procedure Replacing the display assembly..........58 ......................58 Procedure ....................59 Post-requisites Removing the display hinge cover.........60 ....................60 Prerequisites ......................60 Procedure Replacing the display hinge cover......... 62 ......................62 Procedure ....................62 Post-requisites Removing the antenna.............
Page 7
Removing the power-adapter port........73 .....................73 Prerequisites ......................73 Procedure Replacing the power-adapter port........75 ......................75 Procedure ....................75 Post-requisites Removing the fan..............76 .....................76 Prerequisites ......................76 Procedure Replacing the fan...............79 ......................79 Procedure ....................79 Post-requisites Removing the keyboard............80 ....................80 Prerequisites ......................81 Procedure...
Page 8
Diagnostics................. 90 Getting help and contacting Dell........... 91 ..................91 Self-help resources ....................91 Contacting Dell...
Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety. WARNING: Before working inside your computer, read the safety information that shipped with your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at www.dell.com/regulatory_compliance.
After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. Replace all screws and ensure that no stray screws remain inside your computer. Connect any external devices, peripherals, or cables you removed before working on your computer.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Using your fingertips, open the system badge. Remove the screws that secure the base cover to the palm-rest assembly.
Page 15
Starting from the back of the computer, pry up the base cover using a plastic scribe. Lift the base cover off the palm-rest assembly. palm-rest assembly base cover plastic scribe...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the base cover with the screw holes on the palm-rest assembly and snap the base cover into place.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure...
Page 18
Peel off the tape that secures the speaker cable to the battery. battery cable speaker cable tape (6) Remove the screws that secure the battery to the palm-rest assembly.
Page 19
Lift the battery off the palm-rest assembly. palm-rest assembly battery M2x2 screws (3) and M1.6x4 screw (1) Turn the computer over, open the display, and press the power button for about 5 seconds to ground the computer.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the battery with the screw holes on the palm- rest assembly.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. CAUTION: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state.
Page 22
Slide and remove the solid-state drive from the solid-state drive slot. solid-state drive slot M2x2 screw (1) solid-state drive...
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. Procedure Align the notches on the solid-state drive with the tabs in the solid-state drive slot.
Press the other end of the solid-state drive down and replace the screw that secures the solid-state drive to the system board. solid-state drive slot notch solid-state drive M2x2 screw (1) Post-requisites Replace the battery. Replace the base cover.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 26
Slide and remove the wireless card out of the wireless-card slot. wireless-card bracket M2x3 screw (1) antenna cables (2) wireless card wireless-card slot...
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the notches on the wireless card with the tabs in the wireless-card slot.
Replace the screw that secures the wireless-card bracket to the system board. wireless card notch antenna cables (2) M2x3 screw (1) wireless-card bracket wireless-card slot Post-requisites Replace the battery. Replace the base cover.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 30
Lift the speakers, along with its cables, off the palm-rest assembly. tape (2) system board speaker cable M2x2 screws (4) speakers (2) palm-rest assembly...
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Using the alignment posts on the palm-rest assembly, place the speakers on the palm-rest assembly.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery.
Page 33
Note the location of the coin-cell battery and pry it off the palm-rest assembly. coin-cell battery cable palm-rest assembly coin-cell battery...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Adhere the coin-cell battery to the palm-rest assembly. Connect the coin-cell battery cable to the system board.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. WARNING: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.
Page 36
Lift the heat sink off the system board. heat sink M2x3 screws (4)
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: The original thermal grease can be reused if the original system board and heat sink are reinstalled together.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The battery-status light cable is an assembly that includes LED indicators and a digital-array microphone. Prerequisites...
Page 39
Note the battery-status light cable routing and peel off the cable from the palm-rest assembly. tape keyboard-controls board latch battery-status light cable palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The battery-status light cable is an assembly that includes LED indicators and a digital-array microphone. Procedure Using the alignment posts, place the battery-status light cable on the palm-rest assembly.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 42
Peel off the touch-pad cable from the keyboard and palm-rest assembly. latch touch-pad cable Remove the screws that secure the touch pad to the palm-rest assembly. If applicable, peel off any foam adhering the touch pad to the palm-rest assembly.
Page 43
Lift the touch pad from the inner edge and remove it from the palm-rest assembly. M2x2 screws (4) palm-rest assembly touch pad...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the touch pad with the screw holes on the palm-rest assembly.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 46
Note the I/O-board cable routing as well as its orientation, and then peel off the cable from the keyboard. latches (2) I/O-board cable keyboard...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide both ends of the I/O-board cable into their connectors on the system board and I/O board, then close the latches to secure the cable.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 49
Open the latch and disconnect the fingerprint-reader cable (optional) from the I/O board. M1.6x3 screws (2) tape display cable latch I/O-board cable fingerprint-reader cable (optional) latch media-card reader cable...
Page 50
Starting from the outer edge, slide the I/O board from under the fan and remove it from the palm-rest assembly. palm-rest assembly I/O board...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the I/O board under the fan and align the screw holes on the I/O board with the screw holes on the palm-rest assembly.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 53
Disconnect the antenna cables from the wireless card. touch-screen cable camera cable (optional) wireless-card bracket M2x3 screw (1) antenna cables (2) wireless card tape Remove the screw that secures the display cable to the I/O board. Peel off the tapes that secure the display cable to the fan and the I/O board.
Page 54
10 Peel off the tape from the display-cable bracket. tapes (4) screw media-card reader cable display cable routing guides (2) 11 Remove the screws that secure the display-cable bracket to the system board. 12 Lift the display-cable bracket off the display cable.
Page 55
13 Using the pull tab, disconnect the display cable from the system board. display cable display-cable bracket M2x3 screws (2) pull tab...
Page 56
14 Open the palm-rest assembly at an angle, and then remove the screws that secure the display hinges to the palm-rest assembly. palm-rest assembly display assembly display hinges (2) M2.5x4 screws (4)
Page 57
15 Slide and remove the palm-rest assembly from the display hinges. palm-rest assembly display assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the palm-rest assembly under the display hinges and align the screw holes on the palm-rest assembly with the screw holes on the display hinges.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The display hinge cover is included as part of the display assembly. The cover can, however, be replaced separately.
Page 61
Lift the display hinge cover off the display assembly. display hinge cover display assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The display hinge cover is included as part of the display assembly. The cover can, however, be replaced separately.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The antenna is included as part of the display assembly. The antenna can, however, be replaced separately.
Page 64
Lift the antenna off the display assembly. antenna M2x4 screws (4)
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The antenna is included as part of the display assembly. The antenna can, however, be replaced separately.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
Page 67
Open the latch and disconnect the keyboard-controls board cable from the system board. touch-screen cable camera cable (optional) tape power-adapter port cable coin-cell battery cable speaker cable keyboard-controls board latch cable Peel off the tape from the display-cable bracket. Peel off the tape that secures the speaker cable to the system board. Disconnect the fan cable from the system board.
Page 68
Open the latches and disconnect the I/O-board cable and the touch-pad cable from the system board. tape (3) latches (2) I/O-board cable touch-pad cable fan cable Remove the screws that secure the display-cable bracket to the system board. Lift the display-cable bracket off the display cable.
Page 69
10 Using the pull tab, disconnect the display cable from the system board. display-cable bracket M2x3 screws (2) display cable 11 Remove the screws that secure the system board to the palm-rest assembly.
Page 70
12 Starting from the outer edge, lift the system board at an angle and remove it from under the tabs on the palm-rest assembly. M1.6x3 screws (6) system board palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
Entering the Service Tag in the BIOS setup program Turn on or restart your computer. Press F2 when the Dell logo is displayed to enter the BIOS setup program. Navigate to the Main tab and enter the Service Tag in the Service Tag Input field.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 74
Lift the power-adapter port off the palm-rest assembly. M2x3 screw (1) power-adapter port cable palm-rest assembly power-adapter port...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw hole on the power-adapter port with the screw hole on the palm-rest assembly.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Page 77
Note the display-cable routing and remove the cable from the routing guides on the fan. tape (3) display cable routing guides (2) Remove the screw that secures the fan to the palm-rest assembly.
Page 78
Lift the fan, along with its cable, off the palm-rest assembly. M1.6x3 screw (1) palm-rest assembly...
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the fan with the screw holes on the palm-rest assembly.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Procedure Open the latches and disconnect the keyboard cable and the keyboard- backlight cable from the keyboard-controls board. keyboard-backlight cable latches (2) keyboard cable keyboard-controls board Note the routing of the touch-pad cable, the I/O-board cable, and the keyboard-controls board cable, and peel off the cables from the keyboard.
Page 82
Remove the screws that secure the keyboard to the palm-rest assembly. M1.6x1.5 screws (30) keyboard palm-rest assembly...
Page 83
Lift the keyboard off the palm-rest assembly. keyboard palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the keyboard with the screw holes on the palm- rest assembly.
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Procedure Open the palm rest and then remove the screws that secure the palm rest to the display hinges. palm rest display assembly display hinges (2) M2.5x6 screws (4)
Page 87
Slide and remove the palm rest from the display hinges. palm rest display assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the palm rest under the display hinges and align the screw holes on the palm rest with the screw holes on the display hinges.
You may need to flash (update) the BIOS when an update is available or when you replace the system board. To flash the BIOS: Turn on your computer. Go to www.dell.com/support. Click Product support, enter the Service Tag of your computer, and then click Submit.
Page 90
Diagnostics The computer POST (Power On Self Test) ensures that it meets the basic computer requirements and the hardware is working appropriately before the boot process begins. If the computer passes the POST, the computer continues to start in a normal mode. However, if the computer fails the POST, the computer emits a series of LED codes during the start-up.
Page 91
Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Information about Dell products and www.dell.com services Dell Help & Support app Get started app Accessing help In Windows search, type Help and Support, and press Enter.
Page 92
NOTE: If you do not have an active internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.