Dell Latitude 5550 Owners Manual - Page 60
Table 39. Antenna-cable color scheme for 4G WWAN cards, Installing the 4G WWAN card
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The following images indicate the location of the 4G WWAN card and provide a visual representation of the installation procedure. Figure 22. Installing the 4G WWAN card Steps 1. Align the notch on the 4G WWAN card with the tab on the 4G WWAN-card slot. 2. Insert the 4G WWAN card at an angle into the 4G WWAN-card slot. 3. Connect the antenna cables to the 4G WWAN card. The following table provides the antenna-cable color scheme for the 4G WWAN card that is supported on your computer. Table 39. Antenna-cable color scheme for 4G WWAN cards Connectors on the WWAN Antenna-cable color card Silkscreen marking Main Auxiliary White Black MAIN AUX △ (white triangle) ▲ (black triangle) 4. Align the screw hole on the 4G WWAN-card bracket with the screw hole on the 4G WWAN card and palm-rest assembly. 5. Replace the screw (M2x3) that secures the wireless-card bracket to the wireless card and the palm-rest assembly. 6. Align and place the 4G WWAN-card shield on the 4G WWAN card. 60 Removing and installing Customer Replaceable Units (CRUs)