Dell Latitude 7390 User Manual

b. Lift the metal bracket that secures the WWAN card [2].
c. Disconnect the WWAN cables from the connectors on the WWAN card with a plastic scribe.[3].
NOTE: Ensure to press the WWAN card, and then release the cables from the connectors.
d. Slide and lift the WWAN card from the connector on the system board [4].Lift the WWAN card from the computer .
NOTE: Ensure to lift the WWAN card by an angle NOT more than 35°.
Installing WWAN card
Steps
1. Insert the WWAN card into the connector on the system board.
2. Connect the WWAN cables to the connectors on the WWAN card.
3. Place the metal bracket and tighten the M2.0 x 3.0 screw to secure it to the computer.
4. Connect the battery cable to the connector on the system board.
5. Install the base cover.
6. Follow the procedure in After working inside your computer.
NOTE: The IMEI number can also be found on the WWAN card.
24 Removing and installing components

Dell Latitude 7390 Specifications

General

Graphics	Intel UHD Graphics 620
Operating System	Windows 10 Pro
Processor	Intel Core i5-8250U / i7-8650U
Display	13.3-inch FHD (1920 x 1080)
RAM	16GB DDR4
Storage	256GB/512GB SSD
Battery	4-cell 60Whr
Ports	2 x USB 3.1, 1 x USB Type-C, HDMI, MicroSD card reader
Wireless	Intel Dual Band Wireless-AC 8265 Wi-Fi + Bluetooth 4.2