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Dell OptiPlex 7490 All-In-One - Page 41

Dell OptiPlex 7490 All-In-One
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Steps
1. Connect the antenna cables to the wireless card.
The following table provides the antenna-cable color scheme:
Table 2. Antenna-cable color scheme
Connectors on the
wireless card
Antenna-cable color Silkscreen marking
Main White MAIN (white triangle)
Auxiliary Black AUX (black triangle)
2. Place the wireless-card bracket on the wireless card.
3. Align the notch on the wireless card with the tab on the wireless-card slot.
4. Slide the wireless card at an angle into the wireless-card slot.
5. Replace the screw (M2x2.5) to secure the wireless card and wireless-card bracket to the display-assembly base.
6. Align and place the wireless-card shield on the system board and wireless card.
7. Replace the two screws (M2x2.5) to secure the wireless-card shield to the system board.
8. Route the antenna cables through the routing guides on the wireless-card shield.
Next steps
1. Install the system-board shield.
2. Install the back cover.
3. Install the cable cover (optional).
4. Install the stand.
Removing and installing components
41

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