Steps
1. Connect the two antenna cables to the connectors on the WWAN card.
NOTE: The antenna cable connectors are fragile and utmost care should be taken while replacing them.
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.
40
Removing and installing components
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