Dell Inspiron 14 Plus 7420 Service Manual - Page 11

Screw list

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4. Power-adapter port 5. System board 6. Type-C port bracket 7. Wireless card 8. Wireless-card bracket 9. Battery 10. Palm-rest and keyboard assembly 11. Display assembly 12. M.2 thermal shield 13. M.2 solid-state drive (M.2 2280 solid-state drive shown) 14. Memory module 15. Power-button board 16. I/O-board cable 17. Left fan 18. Heat sink 19. Power-button with optional fingerprint-reader 20. Left speaker 21. I/O board NOTE: Dell provides a list of components and their part numbers for the original system configuration purchased. These parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options. Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced. NOTE: Some computers have magnetic surfaces. Ensure that the screws are not left attached to such surfaces when replacing a component. NOTE: Screw color may vary with the configuration ordered. Table 1. Screw list Component Base cover Screw type M2x4 Quantity 5 Screw image Base cover Captive screws 2 Battery M2x3 5 M.2 2280 solid-state drive + M2x3 1 M.2 thermal shield M.2 2230 mounting bracket + M2x3 1 M.2 thermal shield M.2 2230 solid-state drive M2x2 1 Left fan M2x3 2 Right fan M2x3 2 Removing and installing components 11

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4.
Power-adapter port
5.
System board
6.
Type-C port bracket
7.
Wireless card
8.
Wireless-card bracket
9.
Battery
10.
Palm-rest and keyboard assembly
11.
Display assembly
12.
M.2 thermal shield
13.
M.2 solid-state drive (M.2 2280 solid-state drive shown)
14.
Memory module
15.
Power-button board
16.
I/O-board cable
17.
Left fan
18.
Heat sink
19.
Power-button with optional fingerprint-reader
20.
Left speaker
21.
I/O board
NOTE:
Dell provides a list of components and their part numbers for the original system configuration purchased. These
parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for
purchase options.
Screw list
NOTE:
When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and
then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is
restored when the component is replaced.
NOTE:
Some computers have magnetic surfaces. Ensure that the screws are not left attached to such surfaces when
replacing a component.
NOTE:
Screw color may vary with the configuration ordered.
Table 1. Screw list
Component
Screw type
Quantity
Screw image
Base cover
M2x4
5
Base cover
Captive screws
2
Battery
M2x3
5
M.2 2280 solid-state drive +
M.2 thermal shield
M2x3
1
M.2 2230 mounting bracket +
M.2 thermal shield
M2x3
1
M.2 2230 solid-state drive
M2x2
1
Left fan
M2x3
2
Right fan
M2x3
2
Removing and installing components
11