Dell Latitude 7030 Rugged Extreme Tablet Owners Manual - Page 94
Removing the WWAN-card heat-sink
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Figure 80. Removing the WWAN-card heat-sink 6. Carefully lift the system-board shielding cover, along with wireless-card thermal plate, off the display assembly. 7. Loosen the captive screw that secures the 5G WWAN-card bracket to WWAN/SSD daughter-board. NOTE: Steps 7 and 8 apply only to tablets shipped with a 5G WWAN card installed. 8. Lift the 5G WWAN-card bracket off the WWAN/SSD daughter-board. 9. Loosen the three captive screws that secure the WWAN-card heat-sink to the system board. NOTE: Loosen the three captive screws in the reverse sequential order mentioned on the WWAN-card heat-sink [3 > 2 > 1]. 10. Remove the screw (M2x3) that secures the WWAN-card thermal plate to the WWAN/SSD daughter-board. NOTE: This step applies only to tablets shipped with a 4G WWAN card installed. 11. Lift the WWAN-card heat-sink off the tablet. 12. Remove the 4G WWAN-card holder from the WWAN/SSD daughter-board. NOTE: This step applies only to tablets shipped with a 4G WWAN card installed. 94 Removing and installing Field Replaceable Units (FRUs)