Dell XPS 13 7390 Service Manual - Page 52

Post-requisites, Entering the Service Tag in the BIOS setup program

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8. Connect the fingerprint-reader cable to the system board and close the latch to secure the cable. Skip this step if the power button does not have the fingerprint reader. 9. Connect the speaker cable to the system board. 10. Connect the headset-port cable to the system board. 11. Connect the antenna cables to the system board. The following table provides the antenna cable color schemes for the wireless card supported by your computer. Table 3. Antenna-cable color scheme Connectors on the wireless card Antenna-cable color Main (white triangle) White Auxiliary (black triangle) Black Post-requisites 1. Replace the fans. 2. Replace the heat sink. 3. Replace the solid-state drive. 4. Replace the battery. 5. Replace the base cover. Entering the Service Tag in the BIOS setup program 1. Turn on or restart your computer. 2. Press F2 when the Dell logo is displayed to enter the BIOS setup program. 3. Navigate to the Main tab and enter the Service Tag in the Service Tag Input field. 52 Replacing the system board

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8.
Connect the fingerprint-reader cable to the system board and close the latch to secure the cable. Skip this step if the power button
does not have the fingerprint reader.
9.
Connect the speaker cable to the system board.
10.
Connect the headset-port cable to the system board.
11.
Connect the antenna cables to the system board.
The following table provides the antenna cable color schemes for the wireless card supported by your computer.
Table 3. Antenna-cable color scheme
Connectors on the wireless card
Antenna-cable color
Main (white triangle)
White
Auxiliary (black triangle)
Black
Post-requisites
1.
Replace the
fans
.
2.
Replace the
heat sink
.
3.
Replace the
solid-state drive
.
4.
Replace the
battery
.
5.
Replace the
base cover
.
Entering the Service Tag in the BIOS setup
program
1.
Turn on or restart your computer.
2.
Press F2 when the Dell logo is displayed to enter the BIOS setup program.
3.
Navigate to the
Main
tab and enter the Service Tag in the
Service Tag Input
field.
52
Replacing the system board