3
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
d Lift the WWAN card from the computer.
Installing the WWAN card
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 replace the M2.0 x 3.0 screw to secure the WLAN card to the computer.
4
Install the:
a
NOTE:
If you have not removed the battery then you must connect the battery cable to the system board.
b
c
5
Follow the procedure in
After working inside your computer
.
NOTE:
The IMEI number can also be found on the WWAN card.
Power board
Removing the power board
1
Follow the procedure in
Before working inside your computer
.
2
Remove:
a
b
NOTE:
SIM Card tray is available only if your computer is shipped with a WWAN card.
c
d
3
To remove the power board:
a Lift the coin cell battery affixed to the computer [1].
b Disconnect the power cable from the power board [2].
c Remove the M2.0x3.0 screws to release the power board [3].
d Lift the power board from the computer [4].
Removing and installing components
15
Summary of Contents for Latitude 7389
Page 1: ...Dell Latitude 7389 2 in 1 Owner s Manual Regulatory Model P29S Regulatory Type P29S001 ...
Page 60: ...The computer reboots 60 System setup ...
Page 62: ...USB drivers Verify if the USB drivers are already installed in the system 62 Software ...
Page 65: ...Audio drivers Verify if the audio drivers are already installed in the system Software 65 ...
Page 67: ...Software 67 ...
