Dell Latitude 7340 Service Manual - Page 59

Steps, Keyboard Support Plate for 4G WWAN Components

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Steps 1. Peel the USH daughter-board flexible flat cable from the back of the keyboard. NOTE: This step applies only to computers shipped with a USH daughter-board installed. 2. Open the latch and disconnect the keyboard and keyboard backlight flat cable from the connector on the clickpad. 3. Remove the twenty-nine screws (M1.2x1.5) securing the keyboard assembly to the system. 4. Carefully lift the keyboard assembly to remove it from the computer. 5. Separate the keyboard from the keyboard support plate. NOTE: If the keyboard support plate is replaced, transfer the re-useable rubber filler (for WLAN, 4G WWAN) or thermal pad (for 5G WWAN) over to the new keyboard support plate. Keyboard Support Plate for 4G WWAN No 1 Keyboard Support Plate for 5G WWAN Keyboard Support Plate for 4G WWAN Components Rubber bumper for 4G WWAN Removing and installing components 59

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Steps
1.
Peel the USH daughter-board flexible flat cable from the back of the keyboard.
NOTE:
This step applies only to computers shipped with a USH daughter-board installed.
2.
Open the latch and disconnect the keyboard and keyboard backlight flat cable from the connector on the clickpad.
3.
Remove the twenty-nine screws (M1.2x1.5) securing the keyboard assembly to the system.
4.
Carefully lift the keyboard assembly to remove it from the computer.
5.
Separate the keyboard from the keyboard support plate.
NOTE:
If the keyboard support plate is replaced, transfer the re-useable rubber filler (for WLAN, 4G WWAN) or thermal
pad (for 5G WWAN) over to the new keyboard support plate.
Keyboard Support Plate for 4G WWAN
No
Keyboard Support Plate for 4G WWAN Components
1
Rubber bumper for 4G WWAN
Keyboard Support Plate for 5G WWAN
Removing and installing components
59