Dell Latitude 7390, Руководство пользователя

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17. Install the speaker .
18. Connect the battery cable to the connector on the system board.
19. Install the
base cover .
20. Follow the procedure in After working inside your computer .
Keyboard assembly
Installing keyboard assembly
About this task
NOTE: The keyboard and the keyboard tray together are called the keyboard assembly.
NOTE: The keyboard has multiple snap points on the lattice side which must be pushed down firmly at the snap points in
order to secure and fit it to the replacement keyboard.
Steps
1. Align the keyboard assembly with the screw holders on the computer.
2. Tighten the M2.0 x 2.5 screws that secure the keyboard to the chassis.
3. Connect the keyboard cable, keyboard backlight cable, touchpad cable cable to the connectors on the touchpad buttons
board.
4. Install the system board .
5. Install the heat sink .
6. Install the WLAN card .
7. Install the WWAN card .
8. Install the SSD card .
9. Install the memory module .
10. Connect the battery cable to the connector on the system board.
11. Install the
base cover .
12. Follow the procedure in After working inside your computer .
Removing keyboard assembly
About this task
NOTE: The keyboard and the keyboard tray together are called the keyboard assembly.
Steps
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. Remove the
memory module .
5. Remove the PCIe SSD .
6. Remove the SATA SSD .
7. Remove the WLAN card .
8. Remove the WWAN card .
9. Remove the heatsink assembly .
10. Remove the system board .
11. Disconnect the cables from the palmrest end:
a. touchpad and USH board cables [1]
Removing and installing components 43