Dell Latitude 7389 - Installing System Board; Real Time Clock (RTC)

Installing system board
1 Align the system board with the screw holders on the computer.
2 Replace the M2.0 x 3.0 screws to secure the system board to the computer.
3 Place the USB Type-C bracket on the Type-C module.
4 Replace the M 2.0 x 4L screws to secure the USB Type-C bracket to the Type-C module.
5 Route the antenna cable through the routing clips and ax the tapes to secure the antenna cables.
6 Connect the power board and the speaker cable to the system board.
7 Ax the coin cell battery on the speaker cable.
8 Connect the USH board, Touchpad board and LED board cables to the system board.
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NOTE
: If your computer has a WWAN card, then SIM card tray installation is a requirement.
9 Install the:
a heatsink module
b WWAN card
c WLAN card
d SSD card
e battery
f base cover
g SIM card tray
h Micro SD
10 Follow the procedure in After working inside your computer.
Real time clock (RTC)
Removing and installing components
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