Steps
1. Place the system board on the display-assembly base.
2. Align the screw holes on the system board with the screw holes on the display-assembly base.
3. Replace the six screws (M3x5) that secure the system board to the display-assembly base.
4. Replace the solid-state drive screw mount (M3x4) that secures the system board to the display-assembly base.
5. Connect the display cable to the system board and close the latch to secure the cable.
6. Connect the power-button board cable to the system board and close the latch to secure the cable.
7. Connect the media-card reader cable to the system board and close the latch to secure the cable.
8. Connect the microphone-module cable to the system board.
9. Connect the speaker cable to the system board.
10. Connect the fan cable to the system board.
11. Connect the backlight cable to the system board.
12. Connect the camera cable to the system board.
13. Connect the touchscreen cable to the system board.
NOTE: This cable is only available on computers that support touch option.
Next steps
1. Install theintegrated heat sink or discrete heat sink.
2. Install the M.2 2230 solid-state drive or M.2 2280 solid-state drive, as applicable.
3. Install the wireless card.
4. Install the memory module.
5. Install the system-board shield.
6. Install the hard drive.
7. Install the I/O cover.
8. Install the back cover.
9. Install the stand.
10. Follow the procedure in After working inside your computer.
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.
NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup
program. You must make the appropriate changes again after you replace the system board.
Microphones
Removing the microphones
CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the stand.
3. Remove the back cover.
4. Remove the I/O cover.
5. Remove the hard drive.
6. Remove the system-board shield.
7. Remove the media-card reader.
8. Remove the memory module.
9. Remove the wireless card.
10. Remove the M.2 2230 solid-state drive or M.2 2280 solid-state drive, as applicable.
11. Remove the integrated heat sink or discrete heat sink
Removing and installing Field Replaceable Units (FRUs)
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