Dell Inspiron 17R 5720 Owner's Manual - Page 33

Replacing the Wireless Mini-Card - replacement keys

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Replacing the Wireless Mini-Card Procedure 1 Remove the new Mini-Card from its packaging. 2 Align the notch on the Mini-Card with the tab on the system-board connector. CAUTION: Use firm and even pressure to slide the Mini-Card into place. If you use excessive force, you may damage the connector. CAUTION: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the Mini-Card and on the system board, and realign the Mini-Card. CAUTION: To avoid damage to the Mini-Card, never place cables under the Mini-Card. 3 Insert the Mini-Card connector at a 45-degree angle into the system-board connector. 4 Press the other end of the Mini-Card down into the slot on the system board and replace the screw that secures the Mini-Card to the system-board connector. 5 Connect the antenna cables to the connectors on the Mini-Card. The following table provides the antenna cable color scheme for the Mini-Cards supported by your computer. Connectors on the Mini-Card WLAN + Bluetooth (2 cables) Main WLAN + Bluetooth (white triangle) Auxiliary WLAN + Bluetooth (black triangle) WWAN (2 antenna cables) Main WWAN (white triangle) Auxiliary WWAN (black triangle) Antenna Cable Color Scheme white black white black Postrequisites 1 Replace the base cover. See "Replacing the Base Cover" on page 20. 2 Replace the battery. See "Replacing the Battery" on page 13. 3 Follow the instructions in "After Working Inside Your Computer" on page 11. Wireless Mini-Card | 33

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Wireless Mini-Card
|
33
Replacing the Wireless Mini-Card
Procedure
1
Remove the new Mini-Card from its packaging.
2
Align the notch on the Mini-Card with the tab on the
system-board connector.
CAUTION: Use firm and even pressure to slide the Mini-Card into place.
If you use excessive force, you may damage the connector.
CAUTION: The connectors are keyed to ensure correct insertion.
If you feel resistance, check the connectors on the Mini-Card and on the
system board, and realign the Mini-Card.
CAUTION: To avoid damage to the Mini-Card, never place cables under the
Mini-Card.
3
Insert the Mini-Card connector at a 45-degree angle into the
system-board connector.
4
Press the other end of the Mini-Card down into the slot on the
system board and replace the screw that secures the Mini-Card to the
system-board connector.
5
Connect the antenna cables to the connectors on the Mini-Card.
The following table provides the antenna cable color scheme for the
Mini-Cards supported by your computer.
Postrequisites
1
Replace the base cover. See "Replacing the Base Cover" on page 20.
2
Replace the battery. See "Replacing the Battery" on page 13.
3
Follow the instructions in "After Working Inside Your Computer" on page 11.
Connectors on the Mini-Card
Antenna Cable Color
Scheme
WLAN + Bluetooth (2 cables)
Main WLAN + Bluetooth (white triangle)
Auxiliary WLAN + Bluetooth (black
triangle)
white
black
WWAN (2 antenna cables)
Main WWAN (white triangle)
Auxiliary WWAN (black triangle)
white
black