Table 3. Antenna cable guide
Cable color Connector
White cable (Main) White triangle (△) on the WWAN module of the system
board
Black cable (Aux) Solid triangle (▲) on the WWAN module of the system
board
2. Align the notch on the WWAN card with the tab on the WWAN card slot.
3. Slide the WWAN card at an angle into the WWAN card slot.
4. Align and place the WWAN card bracket on the WWAN card.
5. Install the screw (M2x3) to secure the WWAN card bracket on the WWAN card to the system board.
6. Close the mylar sheet to cover the WWAN card.
Next steps
1. Install the base cover.
2. Exit the service mode
3. Install the SIM card tray for 4G LTE enabled systems.
4. Install the microSD-card.
5. Follow the procedure in after working inside your computer.
System fan
Removing the system fan
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the microSD-card.
3. Remove the SIM card tray for systems enabled with 4G LTE.
4. Enter the service mode.
5. Remove the base cover.
About this task
The following image indicates the location of the system fan and provides a visual representation of the removal procedure.
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Removing and installing components
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