Dell Latitude 7480 - Installing Coin Cell Battery; WWAN Card; Removing WWAN Card

b. Lift the coin cell battery to release it from the adhesive [2].
Installing coin cell battery
1. Affix the coin cell battery on the slot inside the computer.
2. Route the coin cell battery cable through the routing channel before connecting the cable.
3. Connect the coin cell battery cable to the connector on the system board.
4. Reconnect the battery
5. Install the :
a. base cover
6. Follow the procedure in After working inside your computer.
WWAN card
Removing WWAN card
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
3. Disconnect the battery cable from the connector on the system board.
4. To remove the WWAN card:
a. Remove the M2.0 x 3.0 screw that secures the metal bracket to the WWAN card .
b. Lift the metal bracket that secures the WWAN card .
c. Disconnect the WWAN cables from the connectors on the WWAN card with a plastic scribe..
Disassembly and reassembly
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