24
Replacing the system board
WARNING: Before working inside your tablet, read the safety information that shipped with your
tablet and follow the steps in
Before working inside your tablet
. After working inside your tablet,
follow the instructions in
After working inside your tablet
. For more safety best practices, see the
Regulatory Compliance home page at www.dell.com/regulatory_compliance.
NOTE: Your tablet’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 you have made to the BIOS using the
BIOS setup program. You must make the desired changes again after you replace the system board.
Procedure
1.
Align the screw holes on the system board with the screw holes on the back-cover assembly.
2.
Replace the screws that secure the system board to the back-cover assembly.
3.
Align the screw holes on the I/O bracket with the screw holes on the system board.
4.
Replace the screws that secure the I/O bracket to the system board.
5.
Slide in the headset-port cable, power-button board cable and display assembly cable into the
respective connectors on the system board and press down the latches to secure the cables.
6.
Connect the speaker cables, camera cables, microphone cable, and coin-cell battery cable to the
respective connectors on the system board.
Post-requisites
1.
Replace the
wireless card
.
2.
Replace the
solid-state drive
.
3.
Replace the
battery
.
38
Summary of Contents for Latitude 12-7275
Page 1: ...Latitude 12 7275 Owner s Manual Regulatory Model T02H Regulatory Type T02H001 ...
Page 7: ...32 Getting help and contacting Dell 64 Self help resources 64 Contacting Dell 64 7 ...
Page 15: ...3 solid state drive 4 back cover assembly 15 ...
Page 18: ...7 tab 18 ...
Page 25: ...5 back cover assembly 25 ...
Page 40: ...1 back cover 40 ...
